/*!
* jquery.qtip. The jQuery tooltip plugin
*
* Copyright (c) 2009 Craig Thompson
* http://craigsworks.com
*
* Licensed under MIT
* http://www.opensource.org/licenses/mit-license.php
*
* Launch  : February 2009
* Version : 1.0.0-rc3
* Released: Tuesday 12th May, 2009 - 00:00
* Debug: jquery.qtip.debug.js
*/
(function($) {
    // Implementation
    $.fn.qtip = function(options, blanket) {
        var i, id, interfaces, opts, obj, command, config, api;

        // Return API / Interfaces if requested
        if (typeof options == 'string') {
            // Make sure API data exists if requested
            if (typeof $(this).data('qtip') !== 'object')
                $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.NO_TOOLTIP_PRESENT, false);

            // Return requested object
            if (options == 'api')
                return $(this).data('qtip').interfaces[$(this).data('qtip').current];
            else if (options == 'interfaces')
                return $(this).data('qtip').interfaces;
        }

        // Validate provided options
        else {
            // Set null options object if no options are provided
            if (!options) options = {};

            // Sanitize option data
            if (typeof options.content !== 'object' || (options.content.jquery && options.content.length > 0)) options.content = { text: options.content };
            if (typeof options.content.title !== 'object') options.content.title = { text: options.content.title };
            if (typeof options.position !== 'object') options.position = { corner: options.position };
            if (typeof options.position.corner !== 'object') options.position.corner = { target: options.position.corner, tooltip: options.position.corner };
            if (typeof options.show !== 'object') options.show = { when: options.show };
            if (typeof options.show.when !== 'object') options.show.when = { event: options.show.when };
            if (typeof options.show.effect !== 'object') options.show.effect = { type: options.show.effect };
            if (typeof options.hide !== 'object') options.hide = { when: options.hide };
            if (typeof options.hide.when !== 'object') options.hide.when = { event: options.hide.when };
            if (typeof options.hide.effect !== 'object') options.hide.effect = { type: options.hide.effect };
            if (typeof options.style !== 'object') options.style = { name: options.style };
            options.style = sanitizeStyle(options.style);

            // Build main options object
            opts = $.extend(true, {}, $.fn.qtip.defaults, options);

            // Inherit all style properties into one syle object and include original options
            opts.style = buildStyle.call({ options: opts }, opts.style);
            opts.user = $.extend(true, {}, options);
        };

        // Iterate each matched element
        return $(this).each(function() // Return original elements as per jQuery guidelines
        {
            // Check for API commands
            if (typeof options == 'string') {
                command = options.toLowerCase();
                interfaces = $(this).qtip('interfaces');

                // Make sure API data exists$('.qtip').qtip('destroy')
                if (typeof interfaces == 'object') {
                    // Check if API call is a BLANKET DESTROY command
                    if (blanket === true && command == 'destroy')
                        while (interfaces.length > 0) interfaces[interfaces.length - 1].destroy();

                    // API call is not a BLANKET DESTROY command
                    else {
                        // Check if supplied command effects this tooltip only (NOT BLANKET)
                        if (blanket !== true) interfaces = [$(this).qtip('api')];

                        // Execute command on chosen qTips
                        for (i = 0; i < interfaces.length; i++) {
                            // Destroy command doesn't require tooltip to be rendered
                            if (command == 'destroy') interfaces[i].destroy();

                            // Only call API if tooltip is rendered and it wasn't a destroy call
                            else if (interfaces[i].status.rendered === true) {
                                if (command == 'show') interfaces[i].show();
                                else if (command == 'hide') interfaces[i].hide();
                                else if (command == 'focus') interfaces[i].focus();
                                else if (command == 'disable') interfaces[i].disable(true);
                                else if (command == 'enable') interfaces[i].disable(false);
                            };
                        };
                    };
                };
            }

            // No API commands, continue with qTip creation
            else {
                // Create unique configuration object
                config = $.extend(true, {}, opts);
                config.hide.effect.length = opts.hide.effect.length;
                config.show.effect.length = opts.show.effect.length;

                // Sanitize target options
                if (config.position.container === false) config.position.container = $(document.body);
                if (config.position.target === false) config.position.target = $(this);
                if (config.show.when.target === false) config.show.when.target = $(this);
                if (config.hide.when.target === false) config.hide.when.target = $(this);

                // Determine tooltip ID (Reuse array slots if possible)
                id = $.fn.qtip.interfaces.length;
                for (i = 0; i < id; i++) {
                    if (typeof $.fn.qtip.interfaces[i] == 'undefined') { id = i; break; };
                };

                // Instantiate the tooltip
                obj = new qTip($(this), config, id);

                // Add API references
                $.fn.qtip.interfaces[id] = obj;

                // Check if element already has qTip data assigned
                //if (typeof $(this).data('qtip') == 'object') {//OHA
                if (typeof $(this).data('qtip') == 'object' && $(this).data('qtip') != null) {
                    // Set new current interface id
                    if (typeof $(this).attr('qtip') === 'undefined')
                        $(this).data('qtip').current = $(this).data('qtip').interfaces.length;

                    // Push new API interface onto interfaces array
                    $(this).data('qtip').interfaces.push(obj);
                }

                // No qTip data is present, create now
                else $(this).data('qtip', { current: 0, interfaces: [obj] });

                // If prerendering is disabled, create tooltip on showEvent
                if (config.content.prerender === false && config.show.when.event !== false && config.show.ready !== true) {
                    config.show.when.target.bind(config.show.when.event + '.qtip-' + id + '-create', { qtip: id }, function(event) {
                        // Retrieve API interface via passed qTip Id
                        api = $.fn.qtip.interfaces[event.data.qtip];

                        // Unbind show event and cache mouse coords
                        api.options.show.when.target.unbind(api.options.show.when.event + '.qtip-' + event.data.qtip + '-create');
                        api.cache.mouse = { x: event.pageX, y: event.pageY };

                        // Render tooltip and start the event sequence
                        construct.call(api);
                        api.options.show.when.target.trigger(api.options.show.when.event);
                    });
                }

                // Prerendering is enabled, create tooltip now
                else {
                    // Set mouse position cache to top left of the element
                    obj.cache.mouse = {
                        x: config.show.when.target.offset().left,
                        y: config.show.when.target.offset().top
                    };

                    // Construct the tooltip
                    construct.call(obj);
                }
            };
        });
    };

    // Instantiator
    function qTip(target, options, id) {
        // Declare this reference
        var self = this;

        // Setup class attributes
        self.id = id;
        self.options = options;
        self.status = {
            animated: false,
            rendered: false,
            disabled: false,
            focused: false
        };
        self.elements = {
            target: target.addClass(self.options.style.classes.target),
            tooltip: null,
            wrapper: null,
            content: null,
            contentWrapper: null,
            title: null,
            button: null,
            tip: null,
            bgiframe: null
        };
        self.cache = {
            mouse: {},
            position: {},
            toggle: 0
        };
        self.timers = {};

        // Define exposed API methods
        $.extend(self, self.options.api,
      {
          show: function(event) {
              var returned, solo;

              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'show');

              // Only continue if element is visible
              if (self.elements.tooltip.css('display') !== 'none') return self;

              // Clear animation queue
              self.elements.tooltip.stop(true, false);

              // Call API method and if return value is false, halt
              returned = self.beforeShow.call(self, event);
              if (returned === false) return self;

              // Define afterShow callback method
              function afterShow() {
                  // Call API method and focus if it isn't static
                  if (self.options.position.type !== 'static') self.focus();
                  self.onShow.call(self, event);

                  // Prevent antialias from disappearing in IE7 by removing filter attribute
                  if ($.browser.msie) self.elements.tooltip.get(0).style.removeAttribute('filter');
              };

              // Maintain toggle functionality if enabled
              self.cache.toggle = 1;

              // Update tooltip position if it isn't static
              if (self.options.position.type !== 'static')
                  self.updatePosition(event, (self.options.show.effect.length > 0));

              // Hide other tooltips if tooltip is solo
              if (typeof self.options.show.solo == 'object') solo = $(self.options.show.solo);
              else if (self.options.show.solo === true) solo = $('div.qtip').not(self.elements.tooltip);
              if (solo) solo.each(function() { if ($(this).qtip('api').status.rendered === true) $(this).qtip('api').hide(); });

              // Show tooltip
              if (typeof self.options.show.effect.type == 'function') {
                  self.options.show.effect.type.call(self.elements.tooltip, self.options.show.effect.length);
                  self.elements.tooltip.queue(function() { afterShow(); $(this).dequeue(); });
              }
              else {
                  switch (self.options.show.effect.type.toLowerCase()) {
                      case 'fade':
                          self.elements.tooltip.fadeIn(self.options.show.effect.length, afterShow);
                          break;
                      case 'slide':
                          self.elements.tooltip.slideDown(self.options.show.effect.length, function() {
                              afterShow();
                              if (self.options.position.type !== 'static') self.updatePosition(event, true);
                          });
                          break;
                      case 'grow':
                          self.elements.tooltip.show(self.options.show.effect.length, afterShow);
                          break;
                      default:
                          self.elements.tooltip.show(null, afterShow);
                          break;
                  };

                  // Add active class to tooltip
                  self.elements.tooltip.addClass(self.options.style.classes.active);
              };

              // Log event and return
              return $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_SHOWN, 'show');
          },

          hide: function(event) {
              var returned;

              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'hide');

              // Only continue if element is visible
              else if (self.elements.tooltip.css('display') === 'none') return self;

              // Stop show timer and animation queue
              clearTimeout(self.timers.show);
              self.elements.tooltip.stop(true, false);

              // Call API method and if return value is false, halt
              returned = self.beforeHide.call(self, event);
              if (returned === false) return self;

              // Define afterHide callback method
              function afterHide() { self.onHide.call(self, event); };

              // Maintain toggle functionality if enabled
              self.cache.toggle = 0;

              // Hide tooltip
              if (typeof self.options.hide.effect.type == 'function') {
                  self.options.hide.effect.type.call(self.elements.tooltip, self.options.hide.effect.length);
                  self.elements.tooltip.queue(function() { afterHide(); $(this).dequeue(); });
              }
              else {
                  switch (self.options.hide.effect.type.toLowerCase()) {
                      case 'fade':
                          self.elements.tooltip.fadeOut(self.options.hide.effect.length, afterHide);
                          break;
                      case 'slide':
                          self.elements.tooltip.slideUp(self.options.hide.effect.length, afterHide);
                          break;
                      case 'grow':
                          self.elements.tooltip.hide(self.options.hide.effect.length, afterHide);
                          break;
                      default:
                          self.elements.tooltip.hide(null, afterHide);
                          break;
                  };

                  // Remove active class to tooltip
                  self.elements.tooltip.removeClass(self.options.style.classes.active);
              };

              // Log event and return
              return $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_HIDDEN, 'hide');
          },

          updatePosition: function(event, animate) {
              var i, target, tooltip, coords, mapName, imagePos, newPosition, ieAdjust, ie6Adjust, borderAdjust, mouseAdjust, offset, curPosition, returned

              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'updatePosition');

              // If tooltip is static, return
              else if (self.options.position.type == 'static')
                  return $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.CANNOT_POSITION_STATIC, 'updatePosition');

              // Define property objects
              target = {
                  position: { left: 0, top: 0 },
                  dimensions: { height: 0, width: 0 },
                  corner: self.options.position.corner.target
              };
              tooltip = {
                  position: self.getPosition(),
                  dimensions: self.getDimensions(),
                  corner: self.options.position.corner.tooltip
              };

              // Target is an HTML element
              if (self.options.position.target !== 'mouse') {
                  // If the HTML element is AREA, calculate position manually
                  if (self.options.position.target.get(0).nodeName.toLowerCase() == 'area') {
                      // Retrieve coordinates from coords attribute and parse into integers
                      coords = self.options.position.target.attr('coords').split(',');
                      for (i = 0; i < coords.length; i++) coords[i] = parseInt(coords[i]);

                      // Setup target position object
                      mapName = self.options.position.target.parent('map').attr('name');
                      imagePos = $('img[usemap="#' + mapName + '"]:first').offset();
                      target.position = {
                          left: Math.floor(imagePos.left + coords[0]),
                          top: Math.floor(imagePos.top + coords[1])
                      };

                      // Determine width and height of the area
                      switch (self.options.position.target.attr('shape').toLowerCase()) {
                          case 'rect':
                              target.dimensions = {
                                  width: Math.ceil(Math.abs(coords[2] - coords[0])),
                                  height: Math.ceil(Math.abs(coords[3] - coords[1]))
                              };
                              break;

                          case 'circle':
                              target.dimensions = {
                                  width: coords[2] + 1,
                                  height: coords[2] + 1
                              };
                              break;

                          case 'poly':
                              target.dimensions = {
                                  width: coords[0],
                                  height: coords[1]
                              };

                              for (i = 0; i < coords.length; i++) {
                                  if (i % 2 == 0) {
                                      if (coords[i] > target.dimensions.width)
                                          target.dimensions.width = coords[i];
                                      if (coords[i] < coords[0])
                                          target.position.left = Math.floor(imagePos.left + coords[i]);
                                  }
                                  else {
                                      if (coords[i] > target.dimensions.height)
                                          target.dimensions.height = coords[i];
                                      if (coords[i] < coords[1])
                                          target.position.top = Math.floor(imagePos.top + coords[i]);
                                  };
                              };

                              target.dimensions.width = target.dimensions.width - (target.position.left - imagePos.left);
                              target.dimensions.height = target.dimensions.height - (target.position.top - imagePos.top);
                              break;

                          default:
                              return $.fn.qtip.log.error.call(self, 4, $.fn.qtip.constants.INVALID_AREA_SHAPE, 'updatePosition');
                              break;
                      };

                      // Adjust position by 2 pixels (Positioning bug?)
                      target.dimensions.width -= 2; target.dimensions.height -= 2;
                  }

                  // Target is the document
                  else if (self.options.position.target.add(document.body).length === 1) {
                      target.position = { left: $(document).scrollLeft(), top: $(document).scrollTop() };
                      target.dimensions = { height: $(window).height(), width: $(window).width() };
                  }

                  // Target is a regular HTML element, find position normally
                  else {
                      // Check if the target is another tooltip. If its animated, retrieve position from newPosition data
                      if (typeof self.options.position.target.attr('qtip') !== 'undefined')
                          target.position = self.options.position.target.qtip('api').cache.position;
                      else
                          target.position = self.options.position.target.offset();

                      // Setup dimensions objects
                      target.dimensions = {
                          height: self.options.position.target.outerHeight(),
                          width: self.options.position.target.outerWidth()
                      };
                  };

                  // Calculate correct target corner position
                  newPosition = $.extend({}, target.position);
                  if (target.corner.search(/right/i) !== -1)
                      newPosition.left += target.dimensions.width;

                  if (target.corner.search(/bottom/i) !== -1)
                      newPosition.top += target.dimensions.height;

                  if (target.corner.search(/((top|bottom)Middle)|center/) !== -1)
                      newPosition.left += (target.dimensions.width / 2);

                  if (target.corner.search(/((left|right)Middle)|center/) !== -1)
                      newPosition.top += (target.dimensions.height / 2);
              }

              // Mouse is the target, set position to current mouse coordinates
              else {
                  // Setup target position and dimensions objects
                  target.position = newPosition = { left: self.cache.mouse.x, top: self.cache.mouse.y };
                  target.dimensions = { height: 1, width: 1 };
              };

              // Calculate correct target corner position
              if (tooltip.corner.search(/right/i) !== -1)
                  newPosition.left -= tooltip.dimensions.width;

              if (tooltip.corner.search(/bottom/i) !== -1)
                  newPosition.top -= tooltip.dimensions.height;

              if (tooltip.corner.search(/((top|bottom)Middle)|center/) !== -1)
                  newPosition.left -= (tooltip.dimensions.width / 2);

              if (tooltip.corner.search(/((left|right)Middle)|center/) !== -1)
                  newPosition.top -= (tooltip.dimensions.height / 2);

              // Setup IE adjustment variables (Pixel gap bugs)
              ieAdjust = ($.browser.msie) ? 1 : 0; // And this is why I hate IE...
              ie6Adjust = ($.browser.msie && parseInt($.browser.version.charAt(0)) === 6) ? 1 : 0; // ...and even more so IE6!

              // Adjust for border radius
              if (self.options.style.border.radius > 0) {
                  if (tooltip.corner.search(/Left/) !== -1)
                      newPosition.left -= self.options.style.border.radius;
                  else if (tooltip.corner.search(/Right/) !== -1)
                      newPosition.left += self.options.style.border.radius;

                  if (tooltip.corner.search(/Top/) !== -1)
                      newPosition.top -= self.options.style.border.radius;
                  else if (tooltip.corner.search(/Bottom/) !== -1)
                      newPosition.top += self.options.style.border.radius;
              };

              // IE only adjustments (Pixel perfect!)
              if (ieAdjust) {
                  if (tooltip.corner.search(/top/) !== -1)
                      newPosition.top -= ieAdjust
                  else if (tooltip.corner.search(/bottom/) !== -1)
                      newPosition.top += ieAdjust

                  if (tooltip.corner.search(/left/) !== -1)
                      newPosition.left -= ieAdjust
                  else if (tooltip.corner.search(/right/) !== -1)
                      newPosition.left += ieAdjust

                  if (tooltip.corner.search(/leftMiddle|rightMiddle/) !== -1)
                      newPosition.top -= 1
              };

              // If screen adjustment is enabled, apply adjustments
              if (self.options.position.adjust.screen === true)
                  newPosition = screenAdjust.call(self, newPosition, target, tooltip);

              // If mouse is the target, prevent tooltip appearing directly under the mouse
              if (self.options.position.target === 'mouse' && self.options.position.adjust.mouse === true) {
                  if (self.options.position.adjust.screen === true && self.elements.tip)
                      mouseAdjust = self.elements.tip.attr('rel');
                  else
                      mouseAdjust = self.options.position.corner.tooltip;

                  newPosition.left += (mouseAdjust.search(/right/i) !== -1) ? -6 : 6;
                  newPosition.top += (mouseAdjust.search(/bottom/i) !== -1) ? -6 : 6;
              }

              // Initiate bgiframe plugin in IE6 if tooltip overlaps a select box or object element
              if (!self.elements.bgiframe && $.browser.msie && parseInt($.browser.version.charAt(0)) == 6) {
                  $('select, object').each(function() {
                      offset = $(this).offset();
                      offset.bottom = offset.top + $(this).height();
                      offset.right = offset.left + $(this).width();

                      if (newPosition.top + tooltip.dimensions.height >= offset.top
                  && newPosition.left + tooltip.dimensions.width >= offset.left)
                          bgiframe.call(self);
                  });
              };

              // Add user xy adjustments
              newPosition.left += self.options.position.adjust.x;
              newPosition.top += self.options.position.adjust.y;

              // Set new tooltip position if its moved, animate if enabled
              curPosition = self.getPosition();
              if (newPosition.left != curPosition.left || newPosition.top != curPosition.top) {
                  // Call API method and if return value is false, halt
                  returned = self.beforePositionUpdate.call(self, event);
                  if (returned === false) return self;

                  // Cache new position
                  self.cache.position = newPosition;

                  // Check if animation is enabled
                  if (animate === true) {
                      // Set animated status
                      self.status.animated = true;

                      // Animate and reset animated status on animation end
                      self.elements.tooltip.animate(newPosition, 200, 'swing', function() { self.status.animated = false });
                  }

                  // Set new position via CSS
                  else self.elements.tooltip.css(newPosition);

                  // Call API method and log event if its not a mouse move
                  self.onPositionUpdate.call(self, event);
                  if (typeof event !== 'undefined' && event.type && event.type !== 'mousemove')
                      $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_POSITION_UPDATED, 'updatePosition');
              };

              return self;
          },

          updateWidth: function(newWidth) {
              var hidden;

              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'updateWidth');

              // Make sure supplied width is a number and if not, return
              else if (newWidth && typeof newWidth !== 'number')
                  return $.fn.qtip.log.error.call(self, 2, 'newWidth must be of type number', 'updateWidth');

              // Setup elements which must be hidden during width update
              hidden = self.elements.contentWrapper.siblings().add(self.elements.tip).add(self.elements.button);

              // Calculate the new width if one is not supplied
              if (!newWidth) {
                  // Explicit width is set
                  if (typeof self.options.style.width.value == 'number')
                      newWidth = self.options.style.width.value;

                  // No width is set, proceed with auto detection
                  else {
                      // Set width to auto initally to determine new width and hide other elements
                      self.elements.tooltip.css({ width: 'auto' });
                      hidden.hide();

                      // Set position and zoom to defaults to prevent IE hasLayout bug
                      if ($.browser.msie)
                          self.elements.wrapper.add(self.elements.contentWrapper.children()).css({ zoom: 'normal' });

                      // Set the new width
                      newWidth = self.getDimensions().width + 1;

                      // Make sure its within the maximum and minimum width boundries
                      if (!self.options.style.width.value) {
                          if (newWidth > self.options.style.width.max) newWidth = self.options.style.width.max
                          if (newWidth < self.options.style.width.min) newWidth = self.options.style.width.min
                      };
                  };
              };

              // Adjust newWidth by 1px if width is odd (IE6 rounding bug fix)
              if (newWidth % 2 !== 0) newWidth -= 1;

              // Set the new calculated width and unhide other elements
              self.elements.tooltip.width(newWidth);
              hidden.show();

              // Set the border width, if enabled
              if (self.options.style.border.radius) {
                  self.elements.tooltip.find('.qtip-betweenCorners').each(function(i) {
                      $(this).width(newWidth - (self.options.style.border.radius * 2));
                  })
              };

              // IE only adjustments
              if ($.browser.msie) {
                  // Reset position and zoom to give the wrapper layout (IE hasLayout bug)
                  self.elements.wrapper.add(self.elements.contentWrapper.children()).css({ zoom: '1' });

                  // Set the new width
                  self.elements.wrapper.width(newWidth);

                  // Adjust BGIframe height and width if enabled
                  if (self.elements.bgiframe) self.elements.bgiframe.width(newWidth).height(self.getDimensions.height);
              };

              // Log event and return
              return $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_WIDTH_UPDATED, 'updateWidth');
          },

          updateStyle: function(name) {
              var tip, borders, context, corner, coordinates;

              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'updateStyle');

              // Return if style is not defined or name is not a string
              else if (typeof name !== 'string' || !$.fn.qtip.styles[name])
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.STYLE_NOT_DEFINED, 'updateStyle');

              // Set the new style object
              self.options.style = buildStyle.call(self, $.fn.qtip.styles[name], self.options.user.style);

              // Update initial styles of content and title elements
              self.elements.content.css(jQueryStyle(self.options.style));
              if (self.options.content.title.text !== false)
                  self.elements.title.css(jQueryStyle(self.options.style.title, true));

              // Update CSS border colour
              self.elements.contentWrapper.css({ borderColor: self.options.style.border.color });

              // Update tip color if enabled
              if (self.options.style.tip.corner !== false) {
                  if ($('<canvas>').get(0).getContext) {
                      // Retrieve canvas context and clear
                      tip = self.elements.tooltip.find('.qtip-tip canvas:first');
                      context = tip.get(0).getContext('2d');
                      context.clearRect(0, 0, 300, 300);

                      // Draw new tip
                      corner = tip.parent('div[rel]:first').attr('rel');
                      coordinates = calculateTip(corner, self.options.style.tip.size.width, self.options.style.tip.size.height);
                      drawTip.call(self, tip, coordinates, self.options.style.tip.color || self.options.style.border.color);
                  }
                  else if ($.browser.msie) {
                      // Set new fillcolor attribute
                      tip = self.elements.tooltip.find('.qtip-tip [nodeName="shape"]');
                      tip.attr('fillcolor', self.options.style.tip.color || self.options.style.border.color);
                  };
              };

              // Update border colors if enabled
              if (self.options.style.border.radius > 0) {
                  self.elements.tooltip.find('.qtip-betweenCorners').css({ backgroundColor: self.options.style.border.color });

                  if ($('<canvas>').get(0).getContext) {
                      borders = calculateBorders(self.options.style.border.radius)
                      self.elements.tooltip.find('.qtip-wrapper canvas').each(function() {
                          // Retrieve canvas context and clear
                          context = $(this).get(0).getContext('2d');
                          context.clearRect(0, 0, 300, 300);

                          // Draw new border
                          corner = $(this).parent('div[rel]:first').attr('rel')
                          drawBorder.call(self, $(this), borders[corner],
                        self.options.style.border.radius, self.options.style.border.color);
                      });
                  }
                  else if ($.browser.msie) {
                      // Set new fillcolor attribute on each border corner
                      self.elements.tooltip.find('.qtip-wrapper [nodeName="arc"]').each(function() {
                          $(this).attr('fillcolor', self.options.style.border.color)
                      });
                  };
              };

              // Log event and return
              return $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_STYLE_UPDATED, 'updateStyle');
          },

          updateContent: function(content, reposition) {
              var parsedContent, images, loadedImages;

              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'updateContent');

              // Make sure content is defined before update
              else if (!content)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.NO_CONTENT_PROVIDED, 'updateContent');

              // Call API method and set new content if a string is returned
              parsedContent = self.beforeContentUpdate.call(self, content);
              if (typeof parsedContent == 'string') content = parsedContent;
              else if (parsedContent === false) return;

              // Set position and zoom to defaults to prevent IE hasLayout bug
              if ($.browser.msie) self.elements.contentWrapper.children().css({ zoom: 'normal' });

              // Append new content if its a DOM array and show it if hidden
              if (content.jquery && content.length > 0)
                  content.clone(true).appendTo(self.elements.content).show();

              // Content is a regular string, insert the new content
              else self.elements.content.html(content);

              // Check if images need to be loaded before position is updated to prevent mis-positioning
              images = self.elements.content.find('img[complete=false]');
              if (images.length > 0) {
                  loadedImages = 0;
                  images.each(function(i) {
                      $('<img src="' + $(this).attr('src') + '" />')
                     .load(function() { if (++loadedImages == images.length) afterLoad(); });
                  });
              }
              else afterLoad();

              function afterLoad() {
                  // Update the tooltip width
                  self.updateWidth();

                  // If repositioning is enabled, update positions
                  if (reposition !== false) {
                      // Update position if tooltip isn't static
                      if (self.options.position.type !== 'static')
                          self.updatePosition(self.elements.tooltip.is(':visible'), true);

                      // Reposition the tip if enabled
                      if (self.options.style.tip.corner !== false)
                          positionTip.call(self);
                  };
              };

              // Call API method and log event
              self.onContentUpdate.call(self);
              return $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_CONTENT_UPDATED, 'loadContent');
          },

          loadContent: function(url, data, method) {
              var returned;

              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'loadContent');

              // Call API method and if return value is false, halt
              returned = self.beforeContentLoad.call(self);
              if (returned === false) return self;

              // Load content using specified request type
              if (method == 'post')
                  $.post(url, data, setupContent);
              else
                  $.get(url, data, setupContent);

              function setupContent(content) {
                  // Call API method and log event
                  self.onContentLoad.call(self);
                  $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_CONTENT_LOADED, 'loadContent');

                  // Update the content
                  self.updateContent(content);
              };

              return self;
          },

          updateTitle: function(content) {
              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'updateTitle');

              // Make sure content is defined before update
              else if (!content)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.NO_CONTENT_PROVIDED, 'updateTitle');

              // Call API method and if return value is false, halt
              returned = self.beforeTitleUpdate.call(self);
              if (returned === false) return self;

              // Set the new content and reappend the button if enabled
              if (self.elements.button) self.elements.button = self.elements.button.clone(true);
              self.elements.title.html(content)
              if (self.elements.button) self.elements.title.prepend(self.elements.button);

              // Call API method and log event
              self.onTitleUpdate.call(self);
              return $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_TITLE_UPDATED, 'updateTitle');
          },

          focus: function(event) {
              var curIndex, newIndex, elemIndex, returned;

              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'focus');

              else if (self.options.position.type == 'static')
                  return $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.CANNOT_FOCUS_STATIC, 'focus');

              // Set z-index variables
              curIndex = parseInt(self.elements.tooltip.css('z-index'));
              newIndex = 6000 + $('div.qtip[qtip]').length - 1;

              // Only update the z-index if it has changed and tooltip is not already focused
              if (!self.status.focused && curIndex !== newIndex) {
                  // Call API method and if return value is false, halt
                  returned = self.beforeFocus.call(self, event);
                  if (returned === false) return self;

                  // Loop through all other tooltips
                  $('div.qtip[qtip]').not(self.elements.tooltip).each(function() {
                      if ($(this).qtip('api').status.rendered === true) {
                          elemIndex = parseInt($(this).css('z-index'));

                          // Reduce all other tooltip z-index by 1
                          if (typeof elemIndex == 'number' && elemIndex > -1)
                              $(this).css({ zIndex: parseInt($(this).css('z-index')) - 1 });

                          // Set focused status to false
                          $(this).qtip('api').status.focused = false;
                      }
                  })

                  // Set the new z-index and set focus status to true
                  self.elements.tooltip.css({ zIndex: newIndex });
                  self.status.focused = true;

                  // Call API method and log event
                  self.onFocus.call(self, event);
                  $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_FOCUSED, 'focus');
              };

              return self;
          },

          disable: function(state) {
              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'disable');

              if (state) {
                  // Tooltip is not already disabled, proceed
                  if (!self.status.disabled) {
                      // Set the disabled flag and log event
                      self.status.disabled = true;
                      $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_DISABLED, 'disable');
                  }

                  // Tooltip is already disabled, inform user via log
                  else $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.TOOLTIP_ALREADY_DISABLED, 'disable');
              }
              else {
                  // Tooltip is not already enabled, proceed
                  if (self.status.disabled) {
                      // Reassign events, set disable status and log
                      self.status.disabled = false;
                      $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_ENABLED, 'disable');
                  }

                  // Tooltip is already enabled, inform the user via log
                  else $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.TOOLTIP_ALREADY_ENABLED, 'disable');
              };

              return self;
          },

          destroy: function() {
              var i, returned, interfaces;

              // Call API method and if return value is false, halt
              returned = self.beforeDestroy.call(self);
              if (returned === false) return self;

              // Check if tooltip is rendered
              if (self.status.rendered) {
                  // Remove event handlers and remove element
                  self.options.show.when.target.unbind('mousemove.qtip', self.updatePosition);
                  self.options.show.when.target.unbind('mouseout.qtip', self.hide);
                  self.options.show.when.target.unbind(self.options.show.when.event + '.qtip');
                  self.options.hide.when.target.unbind(self.options.hide.when.event + '.qtip');
                  self.elements.tooltip.unbind(self.options.hide.when.event + '.qtip');
                  self.elements.tooltip.unbind('mouseover.qtip', self.focus);
                  self.elements.tooltip.remove();
              }

              // Tooltip isn't yet rendered, remove render event
              else self.options.show.when.target.unbind(self.options.show.when.event + '.qtip-create');

              // Check to make sure qTip data is present on target element
              if (typeof self.elements.target.data('qtip') == 'object') {
                  // Remove API references from interfaces object
                  interfaces = self.elements.target.data('qtip').interfaces;
                  if (typeof interfaces == 'object' && interfaces.length > 0) {
                      // Remove API from interfaces array
                      for (i = 0; i < interfaces.length - 1; i++)
                          if (interfaces[i].id == self.id) interfaces.splice(i, 1)
                  }
              }
              delete $.fn.qtip.interfaces[self.id];

              // Set qTip current id to previous tooltips API if available
              if (typeof interfaces == 'object' && interfaces.length > 0)
                  self.elements.target.data('qtip').current = interfaces.length - 1;
              else
                  self.elements.target.removeData('qtip');

              // Call API method and log destroy
              self.onDestroy.call(self);
              $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_DESTROYED, 'destroy');

              return self.elements.target
          },

          getPosition: function() {
              var show, offset;

              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'getPosition');

              show = (self.elements.tooltip.css('display') !== 'none') ? false : true;

              // Show and hide tooltip to make sure coordinates are returned
              if (show) self.elements.tooltip.css({ visiblity: 'hidden' }).show();
              offset = self.elements.tooltip.offset();
              if (show) self.elements.tooltip.css({ visiblity: 'visible' }).hide();

              return offset;
          },

          getDimensions: function() {
              var show, dimensions;

              // Make sure tooltip is rendered and if not, return
              if (!self.status.rendered)
                  return $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.TOOLTIP_NOT_RENDERED, 'getDimensions');

              show = (!self.elements.tooltip.is(':visible')) ? true : false;

              // Show and hide tooltip to make sure dimensions are returned
              if (show) self.elements.tooltip.css({ visiblity: 'hidden' }).show();
              dimensions = {
                  height: self.elements.tooltip.outerHeight(),
                  width: self.elements.tooltip.outerWidth()
              };
              if (show) self.elements.tooltip.css({ visiblity: 'visible' }).hide();

              return dimensions;
          }
      });
    };

    // Define priamry construct function
    function construct() {
        var self, adjust, content, url, data, method, tempLength;
        self = this;

        // Call API method
        self.beforeRender.call(self);

        // Set rendered status to true
        self.status.rendered = true;

        // Create initial tooltip elements
        self.elements.tooltip = '<div qtip="' + self.id + '" ' +
         'class="qtip ' + (self.options.style.classes.tooltip || self.options.style) + '"' +
         'style="display:none; -moz-border-radius:0; -webkit-border-radius:0; border-radius:0;' +
         'position:' + self.options.position.type + ';">' +
         '  <div class="qtip-wrapper" style="position:relative; overflow:hidden; text-align:left;">' +
         '    <div class="qtip-contentWrapper" style="overflow:hidden;">' +
         '       <div class="qtip-content ' + self.options.style.classes.content + '"></div>' +
         '</div></div></div>';

        // Append to container element
        self.elements.tooltip = $(self.elements.tooltip);
        self.elements.tooltip.appendTo(self.options.position.container)

        // Setup tooltip qTip data
        self.elements.tooltip.data('qtip', { current: 0, interfaces: [self] });

        // Setup element references
        self.elements.wrapper = self.elements.tooltip.children('div:first');
        self.elements.contentWrapper = self.elements.wrapper.children('div:first').css({ background: self.options.style.background });
        self.elements.content = self.elements.contentWrapper.children('div:first').css(jQueryStyle(self.options.style));

        // Apply IE hasLayout fix to wrapper and content elements
        if ($.browser.msie) self.elements.wrapper.add(self.elements.content).css({ zoom: 1 });

        // Setup tooltip attributes
        if (self.options.hide.when.event == 'unfocus') self.elements.tooltip.attr('unfocus', true);

        // If an explicit width is set, updateWidth prior to setting content to prevent dirty rendering
        if (typeof self.options.style.width.value == 'number') self.updateWidth();

        // Create borders and tips if supported by the browser
        if ($('<canvas>').get(0).getContext || $.browser.msie) {
            // Create border
            if (self.options.style.border.radius > 0)
                createBorder.call(self);
            else
                self.elements.contentWrapper.css({ border: self.options.style.border.width + 'px solid ' + self.options.style.border.color });

            // Create tip if enabled
            if (self.options.style.tip.corner !== false)
                createTip.call(self);
        }

        // Neither canvas or VML is supported, tips and borders cannot be drawn!
        else {
            // Set defined border width
            self.elements.contentWrapper.css({ border: self.options.style.border.width + 'px solid ' + self.options.style.border.color });

            // Reset border radius and tip
            self.options.style.border.radius = 0;
            self.options.style.tip.corner = false;

            // Inform via log
            $.fn.qtip.log.error.call(self, 2, $.fn.qtip.constants.CANVAS_VML_NOT_SUPPORTED, 'render');
        };

        // Use the provided content string or DOM array
        if ((typeof self.options.content.text == 'string' && self.options.content.text.length > 0)
      || (self.options.content.text.jquery && self.options.content.text.length > 0))
            content = self.options.content.text;

        // Use title string for content if present
        else if (typeof self.elements.target.attr('title') == 'string' && self.elements.target.attr('title').length > 0) {
            content = self.elements.target.attr('title').replace("\\n", '<br />');
            self.elements.target.attr('title', ''); // Remove title attribute to prevent default tooltip showing
        }

        // No title is present, use alt attribute instead
        else if (typeof self.elements.target.attr('alt') == 'string' && self.elements.target.attr('alt').length > 0) {
            content = self.elements.target.attr('alt').replace("\\n", '<br />');
            self.elements.target.attr('alt', ''); // Remove alt attribute to prevent default tooltip showing
        }

        // No valid content was provided, inform via log
        else {
            content = ' ';
            $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.NO_VALID_CONTENT, 'render');
        };

        // Set the tooltips content and create title if enabled
        if (self.options.content.title.text !== false) createTitle.call(self);
        self.updateContent(content);

        // Assign events and toggle tooltip with focus
        assignEvents.call(self);
        if (self.options.show.ready === true) self.show();

        // Retrieve ajax content if provided
        if (self.options.content.url !== false) {
            url = self.options.content.url;
            data = self.options.content.data;
            method = self.options.content.method || 'get';
            self.loadContent(url, data, method);
        };

        // Call API method and log event
        self.onRender.call(self);
        $.fn.qtip.log.error.call(self, 1, $.fn.qtip.constants.EVENT_RENDERED, 'render');
    };

    // Create borders using canvas and VML
    function createBorder() {
        var self, i, width, radius, color, coordinates, containers, size, betweenWidth, betweenCorners, borderTop, borderBottom, borderCoord, sideWidth, vertWidth;
        self = this;

        // Destroy previous border elements, if present
        self.elements.wrapper.find('.qtip-borderBottom, .qtip-borderTop').remove();

        // Setup local variables
        width = self.options.style.border.width;
        radius = self.options.style.border.radius;
        color = self.options.style.border.color || self.options.style.tip.color;

        // Calculate border coordinates
        coordinates = calculateBorders(radius);

        // Create containers for the border shapes
        containers = {};
        for (i in coordinates) {
            // Create shape container
            containers[i] = '<div rel="' + i + '" style="' + ((i.search(/Left/) !== -1) ? 'left' : 'right') + ':0; ' +
            'position:absolute; height:' + radius + 'px; width:' + radius + 'px; overflow:hidden; line-height:0.1px; font-size:1px">';

            // Canvas is supported
            if ($('<canvas>').get(0).getContext)
                containers[i] += '<canvas height="' + radius + '" width="' + radius + '" style="vertical-align: top"></canvas>';

            // No canvas, but if it's IE use VML
            else if ($.browser.msie) {
                size = radius * 2 + 3;
                containers[i] += '<v:arc stroked="false" fillcolor="' + color + '" startangle="' + coordinates[i][0] + '" endangle="' + coordinates[i][1] + '" ' +
               'style="width:' + size + 'px; height:' + size + 'px; margin-top:' + ((i.search(/bottom/) !== -1) ? -2 : -1) + 'px; ' +
               'margin-left:' + ((i.search(/Right/) !== -1) ? coordinates[i][2] - 3.5 : -1) + 'px; ' +
               'vertical-align:top; display:inline-block; behavior:url(#default#VML)"></v:arc>';

            };

            containers[i] += '</div>';
        };

        // Create between corners elements
        betweenWidth = self.getDimensions().width - (Math.max(width, radius) * 2);
        betweenCorners = '<div class="qtip-betweenCorners" style="height:' + radius + 'px; width:' + betweenWidth + 'px; ' +
         'overflow:hidden; background-color:' + color + '; line-height:0.1px; font-size:1px;">';

        // Create top border container
        borderTop = '<div class="qtip-borderTop" dir="ltr" style="height:' + radius + 'px; ' +
         'margin-left:' + radius + 'px; line-height:0.1px; font-size:1px; padding:0;">' +
         containers['topLeft'] + containers['topRight'] + betweenCorners;
        self.elements.wrapper.prepend(borderTop);

        // Create bottom border container
        borderBottom = '<div class="qtip-borderBottom" dir="ltr" style="height:' + radius + 'px; ' +
         'margin-left:' + radius + 'px; line-height:0.1px; font-size:1px; padding:0;">' +
         containers['bottomLeft'] + containers['bottomRight'] + betweenCorners;
        self.elements.wrapper.append(borderBottom);

        // Draw the borders if canvas were used (Delayed til after DOM creation)
        if ($('<canvas>').get(0).getContext) {
            self.elements.wrapper.find('canvas').each(function() {
                borderCoord = coordinates[$(this).parent('[rel]:first').attr('rel')];
                drawBorder.call(self, $(this), borderCoord, radius, color);
            })
        }

        // Create a phantom VML element (IE won't show the last created VML element otherwise)
        else if ($.browser.msie) self.elements.tooltip.append('<v:image style="behavior:url(#default#VML);"></v:image>');

        // Setup contentWrapper border
        sideWidth = Math.max(radius, (radius + (width - radius)))
        vertWidth = Math.max(width - radius, 0);
        self.elements.contentWrapper.css({
            border: '0px solid ' + color,
            borderWidth: vertWidth + 'px ' + sideWidth + 'px'
        })
    };

    // Border canvas draw method
    function drawBorder(canvas, coordinates, radius, color) {
        // Create corner
        var context = canvas.get(0).getContext('2d');
        context.fillStyle = color;
        context.beginPath();
        context.arc(coordinates[0], coordinates[1], radius, 0, Math.PI * 2, false);
        context.fill();
    };

    // Create tip using canvas and VML
    function createTip(corner) {
        var self, color, coordinates, coordsize, path;
        self = this;

        // Destroy previous tip, if there is one
        if (self.elements.tip !== null) self.elements.tip.remove();

        // Setup color and corner values
        color = self.options.style.tip.color || self.options.style.border.color;
        if (self.options.style.tip.corner === false) return;
        else if (!corner) corner = self.options.style.tip.corner;

        // Calculate tip coordinates
        coordinates = calculateTip(corner, self.options.style.tip.size.width, self.options.style.tip.size.height);

        // Create tip element
        self.elements.tip = '<div class="' + self.options.style.classes.tip + '" dir="ltr" rel="' + corner + '" style="position:absolute; ' +
         'height:' + self.options.style.tip.size.height + 'px; width:' + self.options.style.tip.size.width + 'px; ' +
         'margin:0 auto; line-height:0.1px; font-size:1px;">';

        // Use canvas element if supported
        if ($('<canvas>').get(0).getContext)
            self.elements.tip += '<canvas height="' + self.options.style.tip.size.height + '" width="' + self.options.style.tip.size.width + '"></canvas>';

        // Canvas not supported - Use VML (IE)
        else if ($.browser.msie) {
            // Create coordize and tip path using tip coordinates
            coordsize = self.options.style.tip.size.width + ',' + self.options.style.tip.size.height;
            path = 'm' + coordinates[0][0] + ',' + coordinates[0][1];
            path += ' l' + coordinates[1][0] + ',' + coordinates[1][1];
            path += ' ' + coordinates[2][0] + ',' + coordinates[2][1];
            path += ' xe';

            // Create VML element
            self.elements.tip += '<v:shape fillcolor="' + color + '" stroked="false" filled="true" path="' + path + '" coordsize="' + coordsize + '" ' +
            'style="width:' + self.options.style.tip.size.width + 'px; height:' + self.options.style.tip.size.height + 'px; ' +
            'line-height:0.1px; display:inline-block; behavior:url(#default#VML); ' +
            'vertical-align:' + ((corner.search(/top/) !== -1) ? 'bottom' : 'top') + '"></v:shape>';

            // Create a phantom VML element (IE won't show the last created VML element otherwise)
            self.elements.tip += '<v:image style="behavior:url(#default#VML);"></v:image>';

            // Prevent tooltip appearing above the content (IE z-index bug)
            self.elements.contentWrapper.css('position', 'relative');
        };

        // Attach new tip to tooltip element
        self.elements.tooltip.prepend(self.elements.tip + '</div>');

        // Create element reference and draw the canvas tip (Delayed til after DOM creation)
        self.elements.tip = self.elements.tooltip.find('.' + self.options.style.classes.tip).eq(0);
        if ($('<canvas>').get(0).getContext)
            drawTip.call(self, self.elements.tip.find('canvas:first'), coordinates, color);

        // Fix IE small tip bug
        if (corner.search(/top/) !== -1 && $.browser.msie && parseInt($.browser.version.charAt(0)) === 6)
            self.elements.tip.css({ marginTop: -4 });

        // Set the tip position
        positionTip.call(self, corner);
    };

    // Canvas tip drawing method
    function drawTip(canvas, coordinates, color) {
        // Setup properties
        var context = canvas.get(0).getContext('2d');
        context.fillStyle = color;

        // Create tip
        context.beginPath();
        context.moveTo(coordinates[0][0], coordinates[0][1]);
        context.lineTo(coordinates[1][0], coordinates[1][1]);
        context.lineTo(coordinates[2][0], coordinates[2][1]);
        context.fill();
    };

    function positionTip(corner) {
        var self, ieAdjust, paddingCorner, paddingSize, newMargin;
        self = this;

        // Return if tips are disabled or tip is not yet rendered
        if (self.options.style.tip.corner === false || !self.elements.tip) return;
        if (!corner) corner = self.elements.tip.attr('rel');

        // Setup adjustment variables
        ieAdjust = positionAdjust = ($.browser.msie) ? 1 : 0;

        // Set initial position
        self.elements.tip.css(corner.match(/left|right|top|bottom/)[0], 0);

        // Set position of tip to correct side
        if (corner.search(/top|bottom/) !== -1) {
            // Adjustments for IE6 - 0.5px border gap bug
            if ($.browser.msie) {
                if (parseInt($.browser.version.charAt(0)) === 6)
                    positionAdjust = (corner.search(/top/) !== -1) ? -3 : 1;
                else
                    positionAdjust = (corner.search(/top/) !== -1) ? 1 : 2;
            };

            if (corner.search(/Middle/) !== -1)
                self.elements.tip.css({ left: '50%', marginLeft: -(self.options.style.tip.size.width / 2) });

            else if (corner.search(/Left/) !== -1)
                self.elements.tip.css({ left: self.options.style.border.radius - ieAdjust });

            else if (corner.search(/Right/) !== -1)
                self.elements.tip.css({ right: self.options.style.border.radius + ieAdjust });

            if (corner.search(/top/) !== -1)
                self.elements.tip.css({ top: -positionAdjust });
            else
                self.elements.tip.css({ bottom: positionAdjust });

        }
        else if (corner.search(/left|right/) !== -1) {
            // Adjustments for IE6 - 0.5px border gap bug
            if ($.browser.msie)
                positionAdjust = (parseInt($.browser.version.charAt(0)) === 6) ? 1 : ((corner.search(/left/) !== -1) ? 1 : 2);

            if (corner.search(/Middle/) !== -1)
                self.elements.tip.css({ top: '50%', marginTop: -(self.options.style.tip.size.height / 2) });

            else if (corner.search(/Top/) !== -1)
                self.elements.tip.css({ top: self.options.style.border.radius - ieAdjust });

            else if (corner.search(/Bottom/) !== -1)
                self.elements.tip.css({ bottom: self.options.style.border.radius + ieAdjust });

            if (corner.search(/left/) !== -1)
                self.elements.tip.css({ left: -positionAdjust });
            else
                self.elements.tip.css({ right: positionAdjust });
        };

        // Adjust tooltip padding to compensate for tip
        paddingCorner = 'padding-' + corner.match(/left|right|top|bottom/)[0];
        paddingSize = self.options.style.tip.size[(paddingCorner.search(/left|right/) !== -1) ? 'width' : 'height'];
        self.elements.tooltip.css('padding', 0);
        self.elements.tooltip.css(paddingCorner, paddingSize);

        // Match content margin to prevent gap bug in IE6 ONLY
        if ($.browser.msie && parseInt($.browser.version.charAt(0)) == 6) {
            newMargin = parseInt(self.elements.tip.css('margin-top')) || 0;
            newMargin += parseInt(self.elements.content.css('margin-top')) || 0;

            self.elements.tip.css({ marginTop: newMargin });
        };
    };

    // Create title bar for content
    function createTitle() {
        var self = this;

        // Destroy previous title element, if present
        if (self.elements.title !== null) self.elements.title.remove();

        // Create title element
        self.elements.title = $('<div class="' + self.options.style.classes.title + '">')
         .css(jQueryStyle(self.options.style.title, true))
         .css({ zoom: ($.browser.msie) ? 1 : 0 })
         .prependTo(self.elements.contentWrapper);

        // Update title with contents if enabled
        if (self.options.content.title.text) self.updateTitle.call(self, self.options.content.title.text);

        // Create title close buttons if enabled
        if (self.options.content.title.button !== false
      && typeof self.options.content.title.button == 'string') {
            self.elements.button = $('<a class="' + self.options.style.classes.button + '" style="float:right; position: relative"></a>')
            .css(jQueryStyle(self.options.style.button, true))
            .html(self.options.content.title.button)
            .prependTo(self.elements.title)
            .click(function(event) { if (!self.status.disabled) self.hide(event) });
        };
    };

    // Assign hide and show events
    function assignEvents() {
        var self, showTarget, hideTarget, inactiveEvents;
        self = this;

        // Setup event target variables
        showTarget = self.options.show.when.target;
        hideTarget = self.options.hide.when.target;

        // Add tooltip as a hideTarget is its fixed
        if (self.options.hide.fixed) hideTarget = hideTarget.add(self.elements.tooltip);

        // Check if the hide event is special 'inactive' type
        if (self.options.hide.when.event == 'inactive') {
            // Define events which reset the 'inactive' event handler
            inactiveEvents = ['click', 'dblclick', 'mousedown', 'mouseup', 'mousemove',
         'mouseout', 'mouseenter', 'mouseleave', 'mouseover'];

            // Define 'inactive' event timer method
            function inactiveMethod(event) {
                if (self.status.disabled === true) return;

                //Clear and reset the timer
                clearTimeout(self.timers.inactive);
                self.timers.inactive = setTimeout(function() {
                    // Unassign 'inactive' events
                    $(inactiveEvents).each(function() {
                        hideTarget.unbind(this + '.qtip-inactive');
                        self.elements.content.unbind(this + '.qtip-inactive');
                    });

                    // Hide the tooltip
                    self.hide(event);
                }
            , self.options.hide.delay);
            };
        }

        // Check if the tooltip is 'fixed'
        else if (self.options.hide.fixed === true) {
            self.elements.tooltip.bind('mouseover.qtip', function() {
                if (self.status.disabled === true) return;

                // Reset the hide timer
                clearTimeout(self.timers.hide);
            });
        };

        // Define show event method
        function showMethod(event) {
            if (self.status.disabled === true) return;

            // If set, hide tooltip when inactive for delay period
            if (self.options.hide.when.event == 'inactive') {
                // Assign each reset event
                $(inactiveEvents).each(function() {
                    hideTarget.bind(this + '.qtip-inactive', inactiveMethod);
                    self.elements.content.bind(this + '.qtip-inactive', inactiveMethod);
                });

                // Start the inactive timer
                inactiveMethod();
            };

            // Clear hide timers
            clearTimeout(self.timers.show);
            clearTimeout(self.timers.hide);

            // Start show timer
            self.timers.show = setTimeout(function() { self.show(event); }, self.options.show.delay);
        };

        // Define hide event method
        function hideMethod(event) {
            if (self.status.disabled === true) return;

            // Prevent hiding if tooltip is fixed and event target is the tooltip
            if (self.options.hide.fixed === true
         && self.options.hide.when.event.search(/mouse(out|leave)/i) !== -1
         && $(event.relatedTarget).parents('div.qtip[qtip]').length > 0) {
                // Prevent default and popagation
                event.stopPropagation();
                event.preventDefault();

                // Reset the hide timer
                clearTimeout(self.timers.hide);
                return false;
            };

            // Clear timers and stop animation queue
            clearTimeout(self.timers.show);
            clearTimeout(self.timers.hide);
            self.elements.tooltip.stop(true, true);

            // If tooltip has displayed, start hide timer
            self.timers.hide = setTimeout(function() { self.hide(event); }, self.options.hide.delay);
        };

        // Both events and targets are identical, apply events using a toggle
        if ((self.options.show.when.target.add(self.options.hide.when.target).length === 1
      && self.options.show.when.event == self.options.hide.when.event
      && self.options.hide.when.event !== 'inactive')
      || self.options.hide.when.event == 'unfocus') {
            self.cache.toggle = 0;
            // Use a toggle to prevent hide/show conflicts
            showTarget.bind(self.options.show.when.event + '.qtip', function(event) {
                if (self.cache.toggle == 0) showMethod(event);
                else hideMethod(event);
            });
        }

        // Events are not identical, bind normally
        else {
            showTarget.bind(self.options.show.when.event + '.qtip', showMethod);

            // If the hide event is not 'inactive', bind the hide method
            if (self.options.hide.when.event !== 'inactive')
                hideTarget.bind(self.options.hide.when.event + '.qtip', hideMethod);
        };

        // Focus the tooltip on mouseover
        if (self.options.position.type.search(/(fixed|absolute)/) !== -1)
            self.elements.tooltip.bind('mouseover.qtip', self.focus);

        // If mouse is the target, update tooltip position on mousemove
        if (self.options.position.target === 'mouse' && self.options.position.type !== 'static') {
            showTarget.bind('mousemove.qtip', function(event) {
                // Set the new mouse positions if adjustment is enabled
                self.cache.mouse = { x: event.pageX, y: event.pageY };

                // Update the tooltip position only if the tooltip is visible and adjustment is enabled
                if (self.status.disabled === false
            && self.options.position.adjust.mouse === true
            && self.options.position.type !== 'static'
            && self.elements.tooltip.css('display') !== 'none')
                    self.updatePosition(event);
            });
        };
    };

    // Screen position adjustment
    function screenAdjust(position, target, tooltip) {
        var self, adjustedPosition, adjust, newCorner, overflow, corner;
        self = this;

        // Setup corner and adjustment variable
        if (tooltip.corner == 'center') return target.position // TODO: 'center' corner adjustment
        adjustedPosition = $.extend({}, position);
        newCorner = { x: false, y: false };

        // Define overflow properties
        overflow = {
            left: (adjustedPosition.left < $.fn.qtip.cache.screen.scroll.left),
            right: (adjustedPosition.left + tooltip.dimensions.width + 2 >= $.fn.qtip.cache.screen.width + $.fn.qtip.cache.screen.scroll.left),
            top: (adjustedPosition.top < $.fn.qtip.cache.screen.scroll.top),
            bottom: (adjustedPosition.top + tooltip.dimensions.height + 2 >= $.fn.qtip.cache.screen.height + $.fn.qtip.cache.screen.scroll.top)
        };

        // Determine new positioning properties
        adjust = {
            left: (overflow.left && (tooltip.corner.search(/right/i) != -1 || (tooltip.corner.search(/right/i) == -1 && !overflow.right))),
            right: (overflow.right && (tooltip.corner.search(/left/i) != -1 || (tooltip.corner.search(/left/i) == -1 && !overflow.left))),
            top: (overflow.top && tooltip.corner.search(/top/i) == -1),
            bottom: (overflow.bottom && tooltip.corner.search(/bottom/i) == -1)
        };

        // Tooltip overflows off the left side of the screen
        if (adjust.left) {
            if (self.options.position.target !== 'mouse')
                adjustedPosition.left = target.position.left + target.dimensions.width;
            else
                adjustedPosition.left = self.cache.mouse.x

            newCorner.x = 'Left';
        }

        // Tooltip overflows off the right side of the screen
        else if (adjust.right) {
            if (self.options.position.target !== 'mouse')
                adjustedPosition.left = target.position.left - tooltip.dimensions.width;
            else
                adjustedPosition.left = self.cache.mouse.x - tooltip.dimensions.width;

            newCorner.x = 'Right';
        };

        // Tooltip overflows off the top of the screen
        if (adjust.top) {
            if (self.options.position.target !== 'mouse')
                adjustedPosition.top = target.position.top + target.dimensions.height;
            else
                adjustedPosition.top = self.cache.mouse.y

            newCorner.y = 'top';
        }

        // Tooltip overflows off the bottom of the screen
        else if (adjust.bottom) {
            if (self.options.position.target !== 'mouse')
                adjustedPosition.top = target.position.top - tooltip.dimensions.height;
            else
                adjustedPosition.top = self.cache.mouse.y - tooltip.dimensions.height;

            newCorner.y = 'bottom';
        };

        // Don't adjust if resulting position is negative
        if (adjustedPosition.left < 0) {
            adjustedPosition.left = position.left;
            newCorner.x = false;
        };
        if (adjustedPosition.top < 0) {
            adjustedPosition.top = position.top;
            newCorner.y = false;
        };

        // Change tip corner if positioning has changed and tips are enabled
        if (self.options.style.tip.corner !== false) {
            // Determine new corner properties
            adjustedPosition.corner = new String(tooltip.corner);
            if (newCorner.x !== false) adjustedPosition.corner = adjustedPosition.corner.replace(/Left|Right|Middle/, newCorner.x);
            if (newCorner.y !== false) adjustedPosition.corner = adjustedPosition.corner.replace(/top|bottom/, newCorner.y);

            // Adjust tip if position has changed and tips are enabled
            if (adjustedPosition.corner !== self.elements.tip.attr('rel'))
                createTip.call(self, adjustedPosition.corner);
        };

        return adjustedPosition;
    };

    // Build a jQuery style object from supplied style object
    function jQueryStyle(style, sub) {
        var styleObj, i;

        styleObj = $.extend(true, {}, style);
        for (i in styleObj) {
            if (sub === true && i.search(/(tip|classes)/i) !== -1)
                delete styleObj[i];
            else if (!sub && i.search(/(width|border|tip|title|classes|user)/i) !== -1)
                delete styleObj[i];
        };

        return styleObj;
    };

    // Sanitize styles
    function sanitizeStyle(style) {
        if (typeof style.tip !== 'object') style.tip = { corner: style.tip };
        if (typeof style.tip.size !== 'object') style.tip.size = { width: style.tip.size, height: style.tip.size };
        if (typeof style.border !== 'object') style.border = { width: style.border };
        if (typeof style.width !== 'object') style.width = { value: style.width };
        if (typeof style.width.max == 'string') style.width.max = parseInt(style.width.max.replace(/([0-9]+)/i, "$1"));
        if (typeof style.width.min == 'string') style.width.min = parseInt(style.width.min.replace(/([0-9]+)/i, "$1"));

        // Convert deprecated x and y tip values to width/height
        if (typeof style.tip.size.x == 'number') {
            style.tip.size.width = style.tip.size.x;
            delete style.tip.size.x;
        };
        if (typeof style.tip.size.y == 'number') {
            style.tip.size.height = style.tip.size.y;
            delete style.tip.size.y;
        };

        return style;
    };

    // Build styles recursively with inheritance
    function buildStyle() {
        var self, i, styleArray, styleExtend, finalStyle, ieAdjust;
        self = this;

        // Build style options from supplied arguments
        styleArray = [true, {}];
        for (i = 0; i < arguments.length; i++)
            styleArray.push(arguments[i]);
        styleExtend = [$.extend.apply($, styleArray)];

        // Loop through each named style inheritance
        while (typeof styleExtend[0].name == 'string') {
            // Sanitize style data and append to extend array
            styleExtend.unshift(sanitizeStyle($.fn.qtip.styles[styleExtend[0].name]));
        };

        // Make sure resulting tooltip className represents final style
        styleExtend.unshift(true, { classes: { tooltip: 'qtip-' + (arguments[0].name || 'defaults')} }, $.fn.qtip.styles.defaults);

        // Extend into a single style object
        finalStyle = $.extend.apply($, styleExtend);

        // Adjust tip size if needed (IE 1px adjustment bug fix)
        ieAdjust = ($.browser.msie) ? 1 : 0;
        finalStyle.tip.size.width += ieAdjust;
        finalStyle.tip.size.height += ieAdjust;

        // Force even numbers for pixel precision
        if (finalStyle.tip.size.width % 2 > 0) finalStyle.tip.size.width += 1;
        if (finalStyle.tip.size.height % 2 > 0) finalStyle.tip.size.height += 1;

        // Sanitize final styles tip corner value
        if (finalStyle.tip.corner === true)
            finalStyle.tip.corner = (self.options.position.corner.tooltip === 'center') ? false : self.options.position.corner.tooltip;

        return finalStyle;
    };

    // Tip coordinates calculator
    function calculateTip(corner, width, height) {
        // Define tip coordinates in terms of height and width values
        var tips = {
            bottomRight: [[0, 0], [width, height], [width, 0]],
            bottomLeft: [[0, 0], [width, 0], [0, height]],
            topRight: [[0, height], [width, 0], [width, height]],
            topLeft: [[0, 0], [0, height], [width, height]],
            topMiddle: [[0, height], [width / 2, 0], [width, height]],
            bottomMiddle: [[0, 0], [width, 0], [width / 2, height]],
            rightMiddle: [[0, 0], [width, height / 2], [0, height]],
            leftMiddle: [[width, 0], [width, height], [0, height / 2]]
        };
        tips.leftTop = tips.bottomRight;
        tips.rightTop = tips.bottomLeft;
        tips.leftBottom = tips.topRight;
        tips.rightBottom = tips.topLeft;

        return tips[corner];
    };

    // Border coordinates calculator
    function calculateBorders(radius) {
        var borders;

        // Use canvas element if supported
        if ($('<canvas>').get(0).getContext) {
            borders = {
                topLeft: [radius, radius], topRight: [0, radius],
                bottomLeft: [radius, 0], bottomRight: [0, 0]
            };
        }

        // Canvas not supported - Use VML (IE)
        else if ($.browser.msie) {
            borders = {
                topLeft: [-90, 90, 0], topRight: [-90, 90, -radius],
                bottomLeft: [90, 270, 0], bottomRight: [90, 270, -radius]
            };
        };

        return borders;
    };

    // BGIFRAME JQUERY PLUGIN ADAPTION
    //   Special thanks to Brandon Aaron for this plugin
    //   http://plugins.jquery.com/project/bgiframe
    function bgiframe() {
        var self, html, dimensions;
        self = this;
        dimensions = self.getDimensions();

        // Setup iframe HTML string
        html = '<iframe class="qtip-bgiframe" frameborder="0" tabindex="-1" src="javascript:false" ' +
         'style="display:block; position:absolute; z-index:-1; filter:alpha(opacity=\'0\'); border: 1px solid red; ' +
         'height:' + dimensions.height + 'px; width:' + dimensions.width + 'px" />';

        // Append the new HTML and setup element reference
        self.elements.bgiframe = self.elements.wrapper.prepend(html).children('.qtip-bgiframe:first');
    };

    // Assign cache and event initialisation on document load
    $(document).ready(function() {
        // Setup library cache with window scroll and dimensions of document
        $.fn.qtip.cache = {
            screen: {
                scroll: { left: $(window).scrollLeft(), top: $(window).scrollTop() },
                width: $(window).width(),
                height: $(window).height()
            }
        };

        // Adjust positions of the tooltips on window resize or scroll if enabled
        var adjustTimer;
        $(window).bind('resize scroll', function(event) {
            clearTimeout(adjustTimer);
            adjustTimer = setTimeout(function() {
                // Readjust cached screen values
                if (event.type === 'scroll')
                    $.fn.qtip.cache.screen.scroll = { left: $(window).scrollLeft(), top: $(window).scrollTop() };
                else {
                    $.fn.qtip.cache.screen.width = $(window).width();
                    $.fn.qtip.cache.screen.height = $(window).height();
                };

                for (i = 0; i < $.fn.qtip.interfaces.length; i++) {
                    // Access current elements API
                    var api = $.fn.qtip.interfaces[i];

                    // Update position if resize or scroll adjustments are enabled
                    if (api.status.rendered === true
               && (api.options.position.type !== 'static'
               || api.options.position.adjust.scroll && event.type === 'scroll'
               || api.options.position.adjust.resize && event.type === 'resize')) {
                        // Queue the animation so positions are updated correctly
                        api.updatePosition(event, true);
                    }
                };
            }
         , 100);
        })

        // Hide unfocus toolipts on document mousedown
        $(document).bind('mousedown.qtip', function(event) {
            if ($(event.target).parents('div.qtip').length === 0) {
                $('.qtip[unfocus]').each(function() {
                    var api = $(this).qtip("api");

                    // Only hide if its visible and not the tooltips target
                    if ($(this).is(':visible') && !api.status.disabled
               && $(event.target).add(api.elements.target).length > 1)
                        api.hide(event);
                })
            };
        })
    });

    // Define qTip API interfaces array
    $.fn.qtip.interfaces = []

    // Define log and constant place holders
    $.fn.qtip.log = { error: function() { return this; } };
    $.fn.qtip.constants = {};

    // Define configuration defaults
    $.fn.qtip.defaults = {
        // Content
        content: {
            prerender: false,
            text: false,
            url: false,
            data: null,
            title: {
                text: false,
                button: false
            }
        },
        // Position
        position: {
            target: false,
            corner: {
                target: 'bottomRight',
                tooltip: 'topLeft'
            },
            adjust: {
                x: 0, y: 0,
                mouse: true,
                screen: false,
                scroll: true,
                resize: true
            },
            type: 'absolute',
            container: false
        },
        // Effects
        show: {
            when: {
                target: false,
                event: 'mouseover'
            },
            effect: {
                type: 'fade',
                length: 100
            },
            delay: 140,
            solo: false,
            ready: false
        },
        hide: {
            when: {
                target: false,
                event: 'mouseout'
            },
            effect: {
                type: 'fade',
                length: 100
            },
            delay: 0,
            fixed: false
        },
        // Callbacks
        api: {
            beforeRender: function() { },
            onRender: function() { },
            beforePositionUpdate: function() { },
            onPositionUpdate: function() { },
            beforeShow: function() { },
            onShow: function() { },
            beforeHide: function() { },
            onHide: function() { },
            beforeContentUpdate: function() { },
            onContentUpdate: function() { },
            beforeContentLoad: function() { },
            onContentLoad: function() { },
            beforeTitleUpdate: function() { },
            onTitleUpdate: function() { },
            beforeDestroy: function() { },
            onDestroy: function() { },
            beforeFocus: function() { },
            onFocus: function() { }
        }
    };

    $.fn.qtip.styles = {
        defaults: {
            background: 'white',
            color: '#111',
            overflow: 'hidden',
            textAlign: 'left',
            width: {
                min: 0,
                max: 250
            },
            padding: '5px 9px',
            border: {
                width: 1,
                radius: 0,
                color: '#d3d3d3'
            },
            tip: {
                corner: false,
                color: false,
                size: { width: 13, height: 13 },
                opacity: 1
            },
            title: {
                background: '#e1e1e1',
                fontWeight: 'bold',
                padding: '7px 12px'
            },
            button: {
                cursor: 'pointer'
            },
            classes: {
                target: '',
                tip: 'qtip-tip',
                title: 'qtip-title',
                button: 'qtip-button',
                content: 'qtip-content',
                active: 'qtip-active'
            }
        },
        cream: {
            border: {
                width: 3,
                radius: 0,
                color: '#F9E98E'
            },
            title: {
                background: '#F0DE7D',
                color: '#A27D35'
            },
            background: '#FBF7AA',
            color: '#A27D35',

            classes: { tooltip: 'qtip-cream' }
        },
        light: {
            border: {
                width: 3,
                radius: 0,
                color: '#E2E2E2'
            },
            title: {
                background: '#f1f1f1',
                color: '#454545'
            },
            background: 'white',
            color: '#454545',

            classes: { tooltip: 'qtip-light' }
        },
        dark: {
            border: {
                width: 3,
                radius: 0,
                color: '#303030'
            },
            title: {
                background: '#404040',
                color: '#f3f3f3'
            },
            background: '#505050',
            color: '#f3f3f3',

            classes: { tooltip: 'qtip-dark' }
        },
        red: {
            border: {
                width: 3,
                radius: 0,
                color: '#CE6F6F'
            },
            title: {
                background: '#f28279',
                color: '#9C2F2F'
            },
            background: '#F79992',
            color: '#9C2F2F',

            classes: { tooltip: 'qtip-red' }
        },
        green: {
            border: {
                width: 3,
                radius: 0,
                color: '#A9DB66'
            },
            title: {
                background: '#b9db8c',
                color: '#58792E'
            },
            background: '#CDE6AC',
            color: '#58792E',

            classes: { tooltip: 'qtip-green' }
        },
        blue: {
            border: {
                width: 3,
                radius: 0,
                color: '#ADD9ED'
            },
            title: {
                background: '#D0E9F5',
                color: '#5E99BD'
            },
            background: '#E5F6FE',
            color: '#4D9FBF',

            classes: { tooltip: 'qtip-blue' }
        }
    };
})(jQuery);