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2763 daniel 1
/*!
2
 * clueTip - v1.2.9 - 2013-06-02
3
 * http://plugins.learningjquery.com/cluetip/
4
 * Copyright (c) 2013 Karl Swedberg
5
 * Licensed MIT (http://www.opensource.org/licenses/mit-license.php)
6
 */
7
 
8
(function($) {
9
 
10
  $.cluetip = {
11
    version: '1.2.9',
12
 
13
    // the HTML that will be used for the tooltip
14
    template: ['<div>',
15
      '<div class="cluetip-outer">',
16
        '<h3 class="cluetip-title ui-widget-header ui-cluetip-header"></h3>',
17
        '<div class="cluetip-inner ui-widget-content ui-cluetip-content"></div>',
18
      '</div>',
19
      '<div class="cluetip-extra"></div>',
20
    '</div>'].join(''),
21
 
22
    /* clueTip setup
23
     *  the setup options are applied each time .cluetip() is called,
24
     *  BUT only if <div id="cluetip"> is not already in the document
25
    */
26
    setup: {
27
      // method to be used for inserting the clueTip into the DOM.
28
      // Permitted values are 'appendTo', 'prependTo', 'insertBefore', and 'insertAfter'
29
      insertionType: 'appendTo',
30
      // element in the DOM the plugin will reference when inserting the clueTip.
31
      insertionElement: 'body'
32
    },
33
 
34
    /*
35
     * clueTip options
36
     *
37
     * each one can be explicitly overridden by changing its value.
38
     * for example: $.cluetip.defaults.width = 200;
39
     *         or: $.fn.cluetip.defaults.width = 200; // for compatibility with previous clueTip versions
40
     * would change the default width for all clueTips to 200.
41
     *
42
     * each one can also be overridden by passing an options map to the cluetip method.
43
     * for example: $('a.example').cluetip({width: 200});
44
     * would change the default width to 200 for clueTips invoked by a link with class of "example"
45
     *
46
    */
47
    defaults: {
48
      multiple:         false,    // Allow a new tooltip to be created for each .cluetip() call
49
      width:            275,      // The width of the clueTip
50
      height:           'auto',   // The height of the clueTip
51
      cluezIndex:       97,       // Sets the z-index style property of the clueTip
52
      positionBy:       'auto',   // Sets the type of positioning: 'auto', 'mouse','bottomTop', 'topBottom', fixed'
53
      topOffset:        15,       // Number of px to offset clueTip from top of invoking element
54
      leftOffset:       15,       // Number of px to offset clueTip from left of invoking element
55
      snapToEdge:       false,    // For bottomTop and topBottom, snap to the top or bottom of the element.
56
      local:            false,    // Whether to use content from the same page for the clueTip's body
57
      localPrefix:      null,     // string to be prepended to the tip attribute if local is true
58
      localIdSuffix:    null,     // string to be appended to the cluetip content element's id if local is true
59
      hideLocal:        true,     // If local option is set to true, this determines whether local content
60
                                  // to be shown in clueTip should be hidden at its original location
61
      attribute:        'rel',    // the attribute to be used for fetching the clueTip's body content
62
      titleAttribute:   'title',  // the attribute to be used for fetching the clueTip's title
63
      splitTitle:       '',       // A character used to split the title attribute into the clueTip title and divs
64
                                  // within the clueTip body. more info below [6]
65
      escapeTitle:      false,    // whether to html escape the title attribute
66
      showTitle:        true,     // show title bar of the clueTip, even if title attribute not set
67
      cluetipClass:     'default',// class added to outermost clueTip div in the form of 'cluetip-' + clueTipClass.
68
      hoverClass:       '',       // class applied to the invoking element onmouseover and removed onmouseout
69
      waitImage:        true,     // whether to show a "loading" img, which is set in jquery.cluetip.css
70
      cursor:           'help',
71
      arrows:           false,    // if true, displays arrow on appropriate side of clueTip
72
      dropShadow:       true,     // set to false if you don't want the drop-shadow effect on the clueTip
73
      dropShadowSteps:  6,        // adjusts the size of the drop shadow
74
      sticky:           false,    // keep visible until manually closed
75
      mouseOutClose:    false,    // close when clueTip is moused out: false, 'cluetip', 'link', 'both'
76
      delayedClose:     50,        // close clueTip on a timed delay
77
      activation:       'hover',  // set to 'click' to force user to click to show clueTip
78
                                  // set to 'focus' to show on focus of a form element and hide on blur
79
      clickThrough:     true,    // if true, and activation is not 'click', then clicking on link will take user to the link's href,
80
                                  // even if href and tipAttribute are equal
81
      tracking:         false,    // if true, clueTip will track mouse movement (experimental)
82
      closePosition:    'top',    // location of close text for sticky cluetips; can be 'top', 'bottom', 'title' or 'none'
83
      closeText:        'Close',  // text (or HTML) to to be clicked to close sticky clueTips
84
      truncate:         0,        // number of characters to truncate clueTip's contents. if 0, no truncation occurs
85
 
86
      // effect and speed for opening clueTips
87
      fx: {
88
                        open:       'show', // can be 'show' or 'slideDown' or 'fadeIn'
89
                        openSpeed:  ''
90
      },
91
 
92
      // settings for when hoverIntent plugin is used
93
      hoverIntent: {
94
                        sensitivity:  3,
95
                        interval:     50,
96
                        timeout:      0
97
      },
98
 
99
      // short-circuit function to run just before clueTip is shown.
100
      onActivate:       function(e) {return true;},
101
      // function to run just after clueTip is shown.
102
      onShow:           function(ct, ci){},
103
      // function to run just after clueTip is hidden.
104
      onHide:           function(ct, ci){},
105
      // whether to cache results of ajax request to avoid unnecessary hits to server
106
      ajaxCache:        true,
107
 
108
      // process data retrieved via xhr before it's displayed
109
      ajaxProcess:      function(data) {
110
                          data = data.replace(/<(script|style|title)[^<]+<\/(script|style|title)>/gm, '').replace(/<(link|meta)[^>]+>/g,'');
111
                          return data;
112
      },
113
 
114
      // can pass in standard $.ajax() parameters. Callback functions, such as beforeSend,
115
      // will be queued first within the default callbacks.
116
      // The only exception is error, which overrides the default
117
      ajaxSettings: {
118
                        // error: function(ct, ci) { /* override default error callback */ },
119
                        // beforeSend: function(ct, ci) { /* called first within default beforeSend callback */ },
120
                        dataType: 'html'
121
      },
122
      debug: false
123
 
124
    }
125
  };
126
  var $cluetipWait,
127
      standardClasses = 'cluetip ui-widget ui-widget-content ui-cluetip',
128
      caches = {},
129
      counter = 0,
130
      imgCount = 0;
131
 
132
  // use $.fn.prop() if available (jQuery 1.6+); otherwise, $.fn.attr()
133
  $.fn.attrProp = $.fn.prop || $.fn.attr;
134
 
135
  // .cluetip() method
136
  $.fn.cluetip = function(js, options) {
137
    var $cluetip, $cluetipInner, $cluetipOuter, $cluetipTitle, $cluetipArrows, $dropShadow;
138
    if (typeof js == 'object') {
139
      options = js;
140
      js = null;
141
    }
142
    if (js == 'destroy') {
143
      this.each(function(index) {
144
        var $l = $(this),
145
            data = $l.data('cluetip');
146
        if ( data ) {
147
          $(data.selector).remove();
148
          $.removeData(this, 'title');
149
          $.removeData(this, 'cluetip');
150
        }
151
        if (data.title) {
152
          $l.attrProp('title', data.title);
153
        }
154
        $l.unbind('.cluetip').unbind('cluetipMoc');
155
      });
156
      if ( !$('[id^="cluetip"]').length ) {
157
        $(document).unbind('.cluetip');
158
      }
159
      return this;
160
    }
161
 
162
    // merge per-call options with defaults
163
    options = $.extend(true, {}, $.cluetip.defaults, options || {});
164
 
165
    /** =create cluetip divs **/
166
    counter++;
167
    var cluezIndex,
168
        cluetipId = $.cluetip.backCompat || !options.multiple ? 'cluetip' : 'cluetip-' + counter,
169
        cluetipSelector = '#' + cluetipId,
170
        prefix = $.cluetip.backCompat ? '#' : '.',
171
        insertionType = $.cluetip.setup.insertionType,
172
        insertionElement = $.cluetip.setup.insertionElement || 'body';
173
 
174
    insertionType = (/appendTo|prependTo|insertBefore|insertAfter/).test(insertionType) ? insertionType : 'appendTo';
175
    $cluetip = $(cluetipSelector);
176
    if (!$cluetip.length) {
177
 
178
      $cluetip = $($.cluetip.template)
179
      [insertionType](insertionElement)
180
      .attr('id', cluetipId)
181
      .css({position: 'absolute', display: 'none'});
182
 
183
      cluezIndex = +options.cluezIndex;
184
      $cluetipOuter = $cluetip.find(prefix + 'cluetip-outer').css({position: 'relative', zIndex: cluezIndex});
185
      $cluetipInner = $cluetip.find(prefix + 'cluetip-inner');
186
      $cluetipTitle = $cluetip.find(prefix + 'cluetip-title');
187
 
188
      $cluetip.bind('mouseenter mouseleave', function(event) {
189
        $(this).data('entered', event.type === 'mouseenter');
190
      });
191
    }
192
 
193
    $cluetipWait = $('#cluetip-waitimage');
194
    if (!$cluetipWait.length && options.waitImage) {
195
      $cluetipWait = $('<div></div>').attr('id', 'cluetip-waitimage').css({position: 'absolute'});
196
      $cluetipWait.insertBefore($cluetip).hide();
197
    }
198
 
199
 
200
    var cluetipPadding = (parseInt($cluetip.css('paddingLeft'), 10) || 0) + (parseInt($cluetip.css('paddingRight'), 10) || 0);
201
 
202
 
203
    this.each(function(index) {
204
      var link = this,
205
          $link = $(this),
206
          // support metadata plugin (v1.0 and 2.0)
207
          opts = $.extend(true, {}, options, $.metadata ? $link.metadata() : $.meta ? $link.data() : $link.data('cluetip') || {}),
208
          // start out with no contents (for ajax activation)
209
          cluetipContents = false,
210
          isActive = false,
211
          closeOnDelay = null,
212
          tipAttribute = opts[opts.attribute] ||
213
            ( opts.attribute == 'href' ? $link.attr(opts.attribute) : $link.attrProp(opts.attribute) || $link.attr(opts.attribute) ),
214
          ctClass = opts.cluetipClass;
215
 
216
      cluezIndex = +opts.cluezIndex;
217
      $link.data('cluetip', {title: link.title, zIndex: cluezIndex, selector: cluetipSelector, cursor: link.style.cursor || ''});
218
 
219
      if (opts.arrows && !$cluetip.find('.cluetip-arrows').length) {
220
        $cluetip.append('<div class="cluetip-arrows ui-state-default"></div>');
221
      }
222
 
223
      if (!tipAttribute && !opts.splitTitle && !js) {
224
        return true;
225
      }
226
      // if hideLocal is set to true, on DOM ready hide the local content that will be displayed in the clueTip
227
      if (opts.local && opts.localPrefix) {tipAttribute = opts.localPrefix + tipAttribute;}
228
      if (opts.local && opts.hideLocal && tipAttribute) { $(tipAttribute + ':first').hide(); }
229
 
230
      var tOffset = parseInt(opts.topOffset, 10), lOffset = parseInt(opts.leftOffset, 10);
231
      // vertical measurement variables
232
      var tipHeight, wHeight,
233
          defHeight = isNaN(parseInt(opts.height, 10)) ? 'auto' : (/\D/g).test(opts.height) ? opts.height : opts.height + 'px';
234
      var sTop, linkTop, linkBottom, posY, tipY, mouseY, baseline;
235
      // horizontal measurement variables
236
      var tipInnerWidth = parseInt(opts.width, 10) || 275,
237
          tipWidth = tipInnerWidth + cluetipPadding + opts.dropShadowSteps,
238
          linkWidth = this.offsetWidth,
239
          linkLeft, posX, tipX, mouseX, winWidth;
240
 
241
      // parse the title
242
      var tipParts;
243
      var tipTitle = (opts.attribute != 'title') ? $link.attr(opts.titleAttribute) || '' : '';
244
      if (opts.splitTitle) {
245
        tipParts = tipTitle.split(opts.splitTitle);
246
        tipTitle = opts.showTitle || tipParts[0] === '' ? tipParts.shift() : '';
247
      }
248
      if (opts.escapeTitle) {
249
        tipTitle = tipTitle.replace(/&/g,'&amp;').replace(/>/g,'&gt;').replace(/</g,'&lt;');
250
      }
251
 
252
      var localContent;
253
      function returnFalse() { return false; }
254
 
255
      // Keep track of mouse entered state on link
256
      $link.bind('mouseenter mouseleave', function(event) {
257
        var data = $link.data('cluetip');
258
        data.entered = event.type === 'entered';
259
        $link.data('cluetip', data);
260
      });
261
 
262
/***************************************
263
* ACTIVATION
264
****************************************/
265
 
266
//activate clueTip
267
    var activate = function(event) {
268
      var pY, ajaxMergedSettings, cacheKey,
269
          continueOn = opts.onActivate.call(link, event);
270
 
271
      if (continueOn === false) {
272
        return false;
273
      }
274
 
275
      isActive = true;
276
 
277
      // activate function may get called after an initialization of a
278
      // different target so need to re-get the Correct Cluetip object here
279
      $cluetip = $(cluetipSelector).css({position: 'absolute'});
280
      $cluetipOuter = $cluetip.find(prefix + 'cluetip-outer');
281
      $cluetipInner = $cluetip.find(prefix + 'cluetip-inner');
282
      $cluetipTitle = $cluetip.find(prefix + 'cluetip-title');
283
      $cluetipArrows = $cluetip.find(prefix + 'cluetip-arrows');
284
      $cluetip.removeClass().css({width: tipInnerWidth});
285
      if (tipAttribute == $link.attr('href')) {
286
        $link.css('cursor', opts.cursor);
287
      }
288
      if (opts.hoverClass) {
289
        $link.addClass(opts.hoverClass);
290
      }
291
      linkTop = posY = $link.offset().top;
292
      linkBottom = linkTop + $link.innerHeight();
293
      linkLeft = $link.offset().left;
294
      if ( $(insertionElement).css('position') === 'relative' ) {
295
        linkLeft -= $(insertionElement)[0].getBoundingClientRect().left;
296
      }
297
 
298
      // FIX: (bug 4412)
299
      linkWidth = $link.innerWidth();
300
      if ( event.type == focus ) {
301
        // in focus event, no mouse position is available; this is needed with bottomTop:
302
        mouseX = linkLeft +  ( linkWidth / 2 ) + lOffset;
303
        $cluetip.css({left: posX});
304
        mouseY = posY + tOffset;
305
      } else {
306
        mouseX = event.pageX;
307
        mouseY = event.pageY;
308
      }
309
      //END OF FIX
310
 
311
      if (link.tagName.toLowerCase() != 'area') {
312
        sTop = $(document).scrollTop();
313
        winWidth = $(window).width();
314
      }
315
// position clueTip horizontally
316
      if (opts.positionBy == 'fixed') {
317
        posX = linkWidth + linkLeft + lOffset;
318
        $cluetip.css({left: posX});
319
      } else {
320
        posX = (linkWidth > linkLeft && linkLeft > tipWidth) ||
321
          linkLeft + linkWidth + tipWidth + lOffset > winWidth ?
322
          linkLeft - tipWidth - lOffset :
323
          linkWidth + linkLeft + lOffset;
324
        if (link.tagName.toLowerCase() == 'area' || opts.positionBy == 'mouse' || linkWidth + tipWidth > winWidth) { // position by mouse
325
          if (mouseX + 20 + tipWidth > winWidth) {
326
            $cluetip.addClass('cluetip-' + ctClass);
327
            posX = (mouseX - tipWidth - lOffset) >= 0 ? mouseX - tipWidth - lOffset - parseInt($cluetip.css('marginLeft'),10) + parseInt($cluetipInner.css('marginRight'),10) :  mouseX - (tipWidth/2);
328
          } else {
329
            posX = mouseX + lOffset;
330
          }
331
        }
332
        pY = posX < 0 ? event.pageY + tOffset : event.pageY;
333
        if (posX < 0 || opts.positionBy == 'bottomTop'  || opts.positionBy == 'topBottom') {
334
          posX = (mouseX + (tipWidth/2) > winWidth) ? winWidth/2 - tipWidth/2 : Math.max(mouseX - (tipWidth/2),0);
335
        }
336
      }
337
 
338
      $cluetipArrows.css({zIndex: $link.data('cluetip').zIndex+1});
339
      $cluetip.css({
340
        left: posX,
341
        zIndex: $link.data('cluetip').zIndex
342
      });
343
      wHeight = $(window).height();
344
 
345
/***************************************
346
* load a string from cluetip method's first argument
347
***************************************/
348
      if (js) {
349
        if (typeof js == 'function') {
350
          js = js.call(link);
351
        }
352
        $cluetipInner.html(js);
353
        cluetipShow(pY);
354
      }
355
/***************************************
356
* load the title attribute only (or user-selected attribute).
357
* clueTip title is the string before the first delimiter
358
* subsequent delimiters place clueTip body text on separate lines
359
***************************************/
360
 
361
      else if (tipParts) {
362
        var tpl = tipParts.length;
363
        $cluetipInner.html(tpl ? tipParts[0] : '');
364
        if (tpl > 1) {
365
          for (var i=1; i < tpl; i++){
366
            $cluetipInner.append('<div class="split-body">' + tipParts[i] + '</div>');
367
          }
368
        }
369
        cluetipShow(pY);
370
      }
371
/***************************************
372
* load external file via ajax
373
***************************************/
374
 
375
      else if ( !opts.local && tipAttribute.indexOf('#') !== 0 ) {
376
        if (/\.(jpe?g|tiff?|gif|png)(?:\?.*)?$/i.test(tipAttribute)) {
377
          $cluetipInner.html('<img src="' + tipAttribute + '" alt="' + tipTitle + '" />');
378
          cluetipShow(pY);
379
        } else {
380
          var optionBeforeSend = opts.ajaxSettings.beforeSend,
381
              optionError = opts.ajaxSettings.error,
382
              optionSuccess = opts.ajaxSettings.success,
383
              optionComplete = opts.ajaxSettings.complete;
384
 
385
          cacheKey = getCacheKey(tipAttribute, opts.ajaxSettings.data);
386
 
387
          var ajaxSettings = {
388
            cache: opts.ajaxCache, // force requested page not to be cached by browser
389
            url: tipAttribute,
390
            beforeSend: function(xhr, settings) {
391
              if (optionBeforeSend) {optionBeforeSend.call(link, xhr, $cluetip, $cluetipInner, settings);}
392
              $cluetipOuter.children().empty();
393
              if (opts.waitImage) {
394
                $cluetipWait
395
                .css({top: mouseY+20, left: mouseX+20, zIndex: $link.data('cluetip').zIndex-1})
396
                .show();
397
              }
398
            },
399
            error: function(xhr, textStatus) {
400
              if ( options.ajaxCache && !caches[cacheKey] ) {
401
                caches[cacheKey] = {status: 'error', textStatus: textStatus, xhr: xhr};
402
              }
403
 
404
              if (isActive) {
405
                if (optionError) {
406
                  optionError.call(link, xhr, textStatus, $cluetip, $cluetipInner);
407
                } else {
408
                  $cluetipInner.html('<i>sorry, the contents could not be loaded</i>');
409
                }
410
              }
411
            },
412
            success: function(data, textStatus, xhr) {
413
              if ( options.ajaxCache && !caches[cacheKey] ) {
414
                caches[cacheKey] = {status: 'success', data: data, textStatus: textStatus, xhr: xhr};
415
              }
416
 
417
              cluetipContents = opts.ajaxProcess.call(link, data);
418
 
419
              // allow for changing the title based on data returned by xhr
420
              if ( typeof cluetipContents == 'object' && cluetipContents !== null ) {
421
                tipTitle = cluetipContents.title;
422
                cluetipContents = cluetipContents.content;
423
              }
424
 
425
              if (isActive) {
426
                if (optionSuccess) {
427
                  optionSuccess.call(link, data, textStatus, $cluetip, $cluetipInner);
428
                }
429
                $cluetipInner.html(cluetipContents);
430
 
431
              }
432
            },
433
            complete: function(xhr, textStatus) {
434
              if (optionComplete) {
435
                optionComplete.call(link, xhr, textStatus, $cluetip, $cluetipInner);
436
              }
437
              var imgs = $cluetipInner[0].getElementsByTagName('img');
438
              imgCount = imgs.length;
439
              for (var i=0, l = imgs.length; i < l; i++) {
440
                if (imgs[i].complete) {
441
                  imgCount--;
442
                }
443
              }
444
              if (imgCount) {
445
                $(imgs).bind('load.ct error.ct', function() {
446
                  imgCount--;
447
                  if (imgCount === 0) {
448
                    $cluetipWait.hide();
449
                    $(imgs).unbind('.ct');
450
                    if (isActive) { cluetipShow(pY); }
451
                  }
452
                });
453
              } else {
454
                $cluetipWait.hide();
455
                if (isActive) { cluetipShow(pY); }
456
              }
457
            }
458
          };
459
 
460
          ajaxMergedSettings = $.extend(true, {}, opts.ajaxSettings, ajaxSettings);
461
 
462
          if ( caches[cacheKey] ) {
463
            cachedAjax( caches[cacheKey], ajaxMergedSettings );
464
          } else {
465
            $.ajax(ajaxMergedSettings);
466
          }
467
        }
468
      }
469
/***************************************
470
* load an element from the same page
471
***************************************/
472
      else if (opts.local) {
473
        var $localContent = $(tipAttribute + (/^#\S+$/.test(tipAttribute) ? '' : ':eq(' + index + ')')).clone(true).show();
474
        if (opts.localIdSuffix) {
475
          $localContent.attr('id', $localContent[0].id + opts.localIdSuffix);
476
        }
477
        $cluetipInner.html($localContent);
478
        cluetipShow(pY);
479
      }
480
    };
481
 
482
// get dimensions and options for cluetip and prepare it to be shown
483
    var cluetipShow = function(bpY) {
484
      var $closeLink, dynamicClasses, heightDiff,
485
          titleHTML = tipTitle || opts.showTitle && '&nbsp;',
486
          bgY = '', direction = '', insufficientX = false;
487
      var stickyClose = {
488
        bottom: function($cLink) {
489
          $cLink.appendTo($cluetipInner);
490
        },
491
        top: function($cLink) {
492
          $cLink.prependTo($cluetipInner);
493
        },
494
        title: function($cLink) {
495
          $cLink.prependTo($cluetipTitle);
496
        }
497
      };
498
 
499
      $cluetip.addClass('cluetip-' + ctClass);
500
      if (opts.truncate) {
501
        var $truncloaded = $cluetipInner.text().slice(0,opts.truncate) + '...';
502
        $cluetipInner.html($truncloaded);
503
      }
504
 
505
      if (titleHTML) {
506
        $cluetipTitle.show().html(titleHTML);
507
      } else {
508
        $cluetipTitle.hide();
509
      }
510
 
511
      if (opts.sticky) {
512
        if (stickyClose[opts.closePosition]) {
513
          $closeLink = $('<div class="cluetip-close"><a href="#">' + opts.closeText + '</a></div>');
514
          stickyClose[opts.closePosition]( $closeLink );
515
          $closeLink.bind('click.cluetip', function() {
516
            cluetipClose();
517
            return false;
518
          });
519
        }
520
        if (opts.mouseOutClose) {
521
          $link.unbind('mouseleave.cluetipMoc');
522
          $cluetip.unbind('mouseleave.cluetipMoc');
523
          if (opts.mouseOutClose == 'both' || opts.mouseOutClose == 'cluetip' || opts.mouseOutClose === true) { // true implies 'cluetip' for backwards compatability
524
            $cluetip.bind('mouseleave.cluetipMoc', mouseOutClose);
525
          }
526
          if (opts.mouseOutClose == 'both' || opts.mouseOutClose == 'link') {
527
            $link.bind('mouseleave.cluetipMoc', mouseOutClose);
528
          }
529
        }
530
      }
531
 
532
// now that content is loaded, finish the positioning
533
      $cluetipOuter.css({zIndex: $link.data('cluetip').zIndex, overflow: defHeight == 'auto' ? 'visible' : 'auto', height: defHeight});
534
      tipHeight = defHeight == 'auto' ? Math.max($cluetip.outerHeight(),$cluetip.height()) : parseInt(defHeight,10);
535
      tipY = posY;
536
      baseline = sTop + wHeight;
537
      insufficientX = (posX < mouseX && (Math.max(posX, 0) + tipWidth > mouseX));
538
      if (opts.positionBy == 'fixed') {
539
        tipY = posY - opts.dropShadowSteps + tOffset;
540
      } else if (opts.positionBy == 'topBottom' || opts.positionBy == 'bottomTop' || insufficientX) {
541
        if (opts.positionBy == 'topBottom') {
542
          if (posY + tipHeight + tOffset < baseline && mouseY - sTop < tipHeight + tOffset) {
543
            direction = 'bottom';
544
          } else {
545
            direction = 'top';
546
          }
547
        } else if (opts.positionBy == 'bottomTop' || insufficientX) {
548
          if (posY + tipHeight + tOffset > baseline && mouseY - sTop > tipHeight + tOffset) {
549
            direction = 'top';
550
          } else {
551
            direction = 'bottom';
552
          }
553
        }
554
        // We should now have a direction. Compute tipY
555
        if (opts.snapToEdge) {
556
          if (direction == 'top') {
557
            tipY = linkTop - tipHeight - tOffset;
558
          } else if (direction == 'bottom') {
559
            tipY = linkBottom + tOffset;
560
          }
561
        } else {
562
          if (direction == 'top') {
563
            tipY = mouseY - tipHeight - tOffset;
564
          } else if (direction == 'bottom') {
565
            tipY = mouseY + tOffset;
566
          }
567
        }
568
      } else if ( posY + tipHeight + tOffset > baseline ) {
569
        tipY = (tipHeight >= wHeight) ? sTop : baseline - tipHeight - tOffset;
570
      } else if ($link.css('display') == 'block' || link.tagName.toLowerCase() == 'area' || opts.positionBy == "mouse") {
571
        tipY = bpY - tOffset;
572
      } else {
573
        tipY = posY - opts.dropShadowSteps;
574
      }
575
      if (direction === '') {
576
        direction = posX < linkLeft ? 'left' :  'right';
577
      }
578
      // add classes
579
      dynamicClasses = ' clue-' + direction + '-' + ctClass + ' cluetip-' + ctClass;
580
      if (ctClass == 'rounded') {
581
        dynamicClasses += ' ui-corner-all';
582
      }
583
      $cluetip.css({top: tipY + 'px'}).attrProp({'className': standardClasses + dynamicClasses});
584
      // set up arrow positioning to align with element
585
      if (opts.arrows) {
586
        if ( /(left|right)/.test(direction) ) {
587
          heightDiff = $cluetip.height() - $cluetipArrows.height();
588
          bgY = posX >= 0 && bpY > 0 ? (posY - tipY - opts.dropShadowSteps) : 0;
589
          bgY = heightDiff > bgY ? bgY : heightDiff;
590
          bgY += 'px';
591
        }
592
        $cluetipArrows.css({top: bgY}).show();
593
      } else {
594
        $cluetipArrows.hide();
595
      }
596
 
597
// (first hide, then) ***SHOW THE CLUETIP***
598
      // handle dropshadow divs first
599
      $dropShadow = createDropShadows($cluetip, opts);
600
      if ($dropShadow && $dropShadow.length) {
601
        $dropShadow.hide().css({height: tipHeight, width: tipInnerWidth, zIndex: $link.data('cluetip').zIndex-1}).show();
602
      }
603
 
604
      if (!closeOnDelay) {
605
        $cluetip.hide();
606
      }
607
      clearTimeout(closeOnDelay);
608
      closeOnDelay = null;
609
 
610
      // show the cluetip
611
      $cluetip[opts.fx.open](opts.fx.openSpeed || 0);
612
 
613
      if ($.fn.bgiframe) { $cluetip.bgiframe(); }
614
 
615
      // trigger the optional onShow function
616
      opts.onShow.call(link, $cluetip, $cluetipInner);
617
    };
618
 
619
/***************************************
620
   =INACTIVATION
621
-------------------------------------- */
622
    var inactivate = function(event) {
623
      isActive = false;
624
      $cluetipWait.hide();
625
      if (!opts.sticky || (/click|toggle/).test(opts.activation) ) {
626
        // delayed close (not fully tested)
627
        if (opts.delayedClose > 0) {
628
          clearTimeout(closeOnDelay);
629
          closeOnDelay = null;
630
          closeOnDelay = setTimeout(cluetipClose, opts.delayedClose);
631
        } else {
632
          cluetipClose();
633
          clearTimeout(closeOnDelay);
634
        }
635
      }
636
 
637
      if (opts.hoverClass) {
638
        $link.removeClass(opts.hoverClass);
639
      }
640
    };
641
 
642
    // close cluetip and reset some things
643
    var cluetipClose = function(el) {
644
      var $closer = el && el.data('cluetip') ? el : $link,
645
          ct = $closer.data('cluetip') && $closer.data('cluetip').selector,
646
          ctSelector = ct || 'div.cluetip',
647
          $cluetip = $(ctSelector),
648
          $cluetipInner = $cluetip.find(prefix + 'cluetip-inner'),
649
          $cluetipArrows = $cluetip.find(prefix + 'cluetip-arrows');
650
 
651
      $cluetip.hide().removeClass();
652
      opts.onHide.call($closer[0], $cluetip, $cluetipInner);
653
 
654
      if (ct) {
655
        $closer.removeClass('cluetip-clicked');
656
        $link.css('cursor', $link.data('cluetip').cursor);
657
      }
658
      if (ct && tipTitle) {
659
        $closer.attrProp(opts.titleAttribute, tipTitle);
660
      }
661
 
662
      if (opts.arrows) {
663
        $cluetipArrows.css({top: ''});
664
      }
665
      if ($dropShadow) {
666
        $dropShadow.hide();
667
      }
668
    };
669
 
670
    // Check to see if we should be closing by checking where the user is hovering.
671
    // We do a short 50ms delay for two reasons: to prevent flicker, and to allow the user time to hover on other element
672
    var mouseOutClose = function() {
673
      var el = this;
674
      clearTimeout(closeOnDelay);
675
      closeOnDelay = setTimeout(function() {
676
        var linkOver = $link.data('cluetip').entered,
677
            cluetipOver = $cluetip.data('entered'),
678
            entered = false;
679
 
680
        if ( opts.mouseOutClose == 'both' && (linkOver || cluetipOver) ) {
681
          entered = true;
682
        }
683
        // true implies 'cluetip' for backwards compatibility
684
        else if ( (opts.mouseOutClose === true || opts.mouseOutClose == 'cluetip') && cluetipOver) {
685
          entered = true;
686
        }
687
        else if (opts.mouseOutClose == 'link' && linkOver) {
688
          entered = true;
689
        }
690
 
691
        if ( !entered ) {
692
          // All checks pass, close the cluetip
693
          cluetipClose.call(el);
694
        }
695
 
696
      }, opts.delayedClose);
697
    };
698
 
699
    $(document).unbind('hideCluetip.cluetip').bind('hideCluetip.cluetip', function(e) {
700
      cluetipClose( $(e.target) );
701
    });
702
/***************************************
703
   =BIND EVENTS
704
-------------------------------------- */
705
  // activate by click
706
      if ( (/click|toggle/).test(opts.activation) ) {
707
        $link.bind('click.cluetip', function(event) {
708
          if ($cluetip.is(':hidden') || !$link.is('.cluetip-clicked')) {
709
            activate(event);
710
            $('.cluetip-clicked').removeClass('cluetip-clicked');
711
            $link.addClass('cluetip-clicked');
712
          } else {
713
            inactivate(event);
714
          }
715
          return false;
716
        });
717
  // activate by focus; inactivate by blur
718
      } else if (opts.activation == 'focus') {
719
        $link.bind('focus.cluetip', function(event) {
720
          $link.attrProp('title','');
721
          activate(event);
722
        });
723
        $link.bind('blur.cluetip', function(event) {
724
          $link.attrProp('title', $link.data('cluetip').title);
725
          inactivate(event);
726
        });
727
  // activate by hover
728
      } else {
729
 
730
        // clicking is returned false if clickThrough option is set to false
731
        $link[opts.clickThrough ? 'unbind' : 'bind']('click.cluetip', returnFalse);
732
 
733
        //set up mouse tracking
734
        var mouseTracks = function(evt) {
735
          if (opts.tracking) {
736
            var trackX = posX - evt.pageX;
737
            var trackY = tipY ? tipY - evt.pageY : posY - evt.pageY;
738
            $link.bind('mousemove.cluetip', function(evt) {
739
              $cluetip.css({left: evt.pageX + trackX, top: evt.pageY + trackY });
740
            });
741
          }
742
        };
743
 
744
        if ($.fn.hoverIntent && opts.hoverIntent) {
745
          $link.hoverIntent({
746
            sensitivity: opts.hoverIntent.sensitivity,
747
            interval: opts.hoverIntent.interval,
748
            over: function(event) {
749
              activate(event);
750
              mouseTracks(event);
751
            },
752
            timeout: opts.hoverIntent.timeout,
753
            out: function(event) {
754
              inactivate(event);
755
              $link.unbind('mousemove.cluetip');
756
            }
757
          });
758
        } else {
759
          $link.bind('mouseenter.cluetip', function(event) {
760
            activate(event);
761
            mouseTracks(event);
762
          })
763
          .bind('mouseleave.cluetip', function(event) {
764
            inactivate(event);
765
            $link.unbind('mousemove.cluetip');
766
          });
767
        }
768
 
769
        $link.bind('mouseover.cluetip', function(event) {
770
          $link.attrProp('title','');
771
        }).bind('mouseleave.cluetip', function(event) {
772
          $link.attrProp('title', $link.data('cluetip').title);
773
        });
774
      }
775
 
776
      // trigger a cached Ajax response
777
      function cachedAjax(info, settings) {
778
        var status = info.status;
779
        settings.beforeSend(info.xhr, settings);
780
        if ( status == 'error' ) {
781
          settings[status](info.xhr, info.textStatus);
782
        } else if (status == 'success') {
783
          settings[status](info.data, info.textStatus, info.xhr);
784
        }
785
        settings.complete(info.xhr, settings.textStatus);
786
      }
787
 
788
    }); // end this.each
789
 
790
    /** =private functions
791
    ************************************************************/
792
    //empty function
793
    function doNothing() {}
794
 
795
    // create a string to be used as an identifier for ajax caches
796
    function getCacheKey(url, data) {
797
      var cacheKey = url || '';
798
      data = data || '';
799
 
800
      if (typeof data == 'object') {
801
        $.each(data, function(key, val) {
802
          cacheKey += '-' + key + '-' + val;
803
        });
804
      } else if (typeof data == 'string') {
805
        cacheKey += data;
806
      }
807
 
808
      return cacheKey;
809
    }
810
 
811
    /** =create dropshadow divs **/
812
 
813
    function createDropShadows($cluetip, options, newDropShadow) {
814
      var dsStyle = '',
815
          dropShadowSteps = (options.dropShadow && options.dropShadowSteps) ? +options.dropShadowSteps : 0;
816
 
817
      if ($.support.boxShadow) {
818
        if ( dropShadowSteps ) {
819
          dsStyle = '1px 1px ' + dropShadowSteps + 'px rgba(0,0,0,0.5)';
820
        }
821
        var dsOffsets = dropShadowSteps === 0 ? '0 0 ' : '1px 1px ';
822
        $cluetip.css($.support.boxShadow, dsStyle);
823
        return false;
824
      }
825
      var oldDropShadow = $cluetip.find('.cluetip-drop-shadow');
826
      if (dropShadowSteps == oldDropShadow.length) {
827
        return oldDropShadow;
828
      }
829
      oldDropShadow.remove();
830
      var dropShadows = [];
831
      for (var i=0; i < dropShadowSteps;) {
832
        dropShadows[i++] = '<div style="top:' + i + 'px;left:' + i + 'px;"></div>';
833
      }
834
 
835
      newDropShadow = $(dropShadows.join(''))
836
      .css({
837
        position: 'absolute',
838
        backgroundColor: '#000',
839
        zIndex: cluezIndex -1,
840
        opacity: 0.1
841
      })
842
      .addClass('cluetip-drop-shadow')
843
      .prependTo($cluetip);
844
      return newDropShadow;
845
 
846
    }
847
 
848
    return this;
849
  };
850
 
851
  (function() {
852
    $.support = $.support || {};
853
    // check support for CSS3 properties (currently only boxShadow)
854
    var div = document.createElement('div'),
855
        divStyle = div.style,
856
        styleProps = ['boxShadow'],
857
        prefixes = ['moz', 'Moz', 'webkit', 'o'];
858
 
859
    for (var i=0, sl = styleProps.length; i < sl; i++) {
860
      var prop = styleProps[i],
861
          uProp = prop.charAt(0).toUpperCase() + prop.slice(1);
862
 
863
      if ( typeof divStyle[ prop ] !== 'undefined' ) {
864
        $.support[ prop ] = prop;
865
      } else {
866
        for (var j=0, pl = prefixes.length; j < pl; j++) {
867
 
868
          if (typeof divStyle[ prefixes[j] + uProp ] !== 'undefined') {
869
            $.support[ prop ] = prefixes[j] + uProp;
870
            break;
871
          }
872
        }
873
      }
874
    }
875
    div = null;
876
  })();
877
 
878
  $.fn.cluetip.defaults = $.cluetip.defaults;
879
 
880
})(jQuery);