Código fuente de WordPress - jquery-ui (1.8.20 - jquery.effects.core.js)

1	/*!
2	 * jQuery UI Effects @VERSION
3	 *
4	 * Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
5	 * Dual licensed under the MIT or GPL Version 2 licenses.
6	 * http://jquery.org/license
7	 *
8	 * http://docs.jquery.com/UI/Effects/
9	 */
10	;jQuery.effects || (function($, undefined) {
11	
12	$.effects = {};
13	
14	
15	
16	/******************************************************************************/
17	/****************************** COLOR ANIMATIONS ******************************/
18	/******************************************************************************/
19	
20	// override the animation for color styles
21	$.each(['backgroundColor', 'borderBottomColor', 'borderLeftColor',
22	        'borderRightColor', 'borderTopColor', 'borderColor', 'color', 'outlineColor'],
23	function(i, attr) {
24	        $.fx.step[attr] = function(fx) {
25	                if (!fx.colorInit) {
26	                        fx.start = getColor(fx.elem, attr);
27	                        fx.end = getRGB(fx.end);
28	                        fx.colorInit = true;
29	                }
30	
31	                fx.elem.style[attr] = 'rgb(' +
32	                        Math.max(Math.min(parseInt((fx.pos * (fx.end[0] - fx.start[0])) + fx.start[0], 10), 255), 0) + ',' +
33	                        Math.max(Math.min(parseInt((fx.pos * (fx.end[1] - fx.start[1])) + fx.start[1], 10), 255), 0) + ',' +
34	                        Math.max(Math.min(parseInt((fx.pos * (fx.end[2] - fx.start[2])) + fx.start[2], 10), 255), 0) + ')';
35	        };
36	});
37	
38	// Color Conversion functions from highlightFade
39	// By Blair Mitchelmore
40	// http://jquery.offput.ca/highlightFade/
41	
42	// Parse strings looking for color tuples [255,255,255]
43	function getRGB(color) {
44	                var result;
45	
46	                // Check if we're already dealing with an array of colors
47	                if ( color && color.constructor == Array && color.length == 3 )
48	                                return color;
49	
50	                // Look for rgb(num,num,num)
51	                if (result = /rgb\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*\)/.exec(color))
52	                                return [parseInt(result[1],10), parseInt(result[2],10), parseInt(result[3],10)];
53	
54	                // Look for rgb(num%,num%,num%)
55	                if (result = /rgb\(\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*\)/.exec(color))
56	                                return [parseFloat(result[1])*2.55, parseFloat(result[2])*2.55, parseFloat(result[3])*2.55];
57	
58	                // Look for #a0b1c2
59	                if (result = /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(color))
60	                                return [parseInt(result[1],16), parseInt(result[2],16), parseInt(result[3],16)];
61	
62	                // Look for #fff
63	                if (result = /#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/.exec(color))
64	                                return [parseInt(result[1]+result[1],16), parseInt(result[2]+result[2],16), parseInt(result[3]+result[3],16)];
65	
66	                // Look for rgba(0, 0, 0, 0) == transparent in Safari 3
67	                if (result = /rgba\(0, 0, 0, 0\)/.exec(color))
68	                                return colors['transparent'];
69	
70	                // Otherwise, we're most likely dealing with a named color
71	                return colors[$.trim(color).toLowerCase()];
72	}
73	
74	function getColor(elem, attr) {
75	                var color;
76	
77	                do {
78	                                color = $.curCSS(elem, attr);
79	
80	                                // Keep going until we find an element that has color, or we hit the body
81	                                if ( color != '' && color != 'transparent' || $.nodeName(elem, "body") )
82	                                                break;
83	
84	                                attr = "backgroundColor";
85	                } while ( elem = elem.parentNode );
86	
87	                return getRGB(color);
88	};
89	
90	// Some named colors to work with
91	// From Interface by Stefan Petre
92	// http://interface.eyecon.ro/
93	
94	var colors = {
95	        aqua:[0,255,255],
96	        azure:[240,255,255],
97	        beige:[245,245,220],
98	        black:[0,0,0],
99	        blue:[0,0,255],
100	        brown:[165,42,42],
101	        cyan:[0,255,255],
102	        darkblue:[0,0,139],
103	        darkcyan:[0,139,139],
104	        darkgrey:[169,169,169],
105	        darkgreen:[0,100,0],
106	        darkkhaki:[189,183,107],
107	        darkmagenta:[139,0,139],
108	        darkolivegreen:[85,107,47],
109	        darkorange:[255,140,0],
110	        darkorchid:[153,50,204],
111	        darkred:[139,0,0],
112	        darksalmon:[233,150,122],
113	        darkviolet:[148,0,211],
114	        fuchsia:[255,0,255],
115	        gold:[255,215,0],
116	        green:[0,128,0],
117	        indigo:[75,0,130],
118	        khaki:[240,230,140],
119	        lightblue:[173,216,230],
120	        lightcyan:[224,255,255],
121	        lightgreen:[144,238,144],
122	        lightgrey:[211,211,211],
123	        lightpink:[255,182,193],
124	        lightyellow:[255,255,224],
125	        lime:[0,255,0],
126	        magenta:[255,0,255],
127	        maroon:[128,0,0],
128	        navy:[0,0,128],
129	        olive:[128,128,0],
130	        orange:[255,165,0],
131	        pink:[255,192,203],
132	        purple:[128,0,128],
133	        violet:[128,0,128],
134	        red:[255,0,0],
135	        silver:[192,192,192],
136	        white:[255,255,255],
137	        yellow:[255,255,0],
138	        transparent: [255,255,255]
139	};
140	
141	
142	
143	/******************************************************************************/
144	/****************************** CLASS ANIMATIONS ******************************/
145	/******************************************************************************/
146	
147	var classAnimationActions = ['add', 'remove', 'toggle'],
148	        shorthandStyles = {
149	                border: 1,
150	                borderBottom: 1,
151	                borderColor: 1,
152	                borderLeft: 1,
153	                borderRight: 1,
154	                borderTop: 1,
155	                borderWidth: 1,
156	                margin: 1,
157	                padding: 1
158	        };
159	
160	function getElementStyles() {
161	        var style = document.defaultView
162	                        ? document.defaultView.getComputedStyle(this, null)
163	                        : this.currentStyle,
164	                newStyle = {},
165	                key,
166	                camelCase;
167	
168	        // webkit enumerates style porperties
169	        if (style && style.length && style[0] && style[style[0]]) {
170	                var len = style.length;
171	                while (len--) {
172	                        key = style[len];
173	                        if (typeof style[key] == 'string') {
174	                                camelCase = key.replace(/\-(\w)/g, function(all, letter){
175	                                        return letter.toUpperCase();
176	                                });
177	                                newStyle[camelCase] = style[key];
178	                        }
179	                }
180	        } else {
181	                for (key in style) {
182	                        if (typeof style[key] === 'string') {
183	                                newStyle[key] = style[key];
184	                        }
185	                }
186	        }
187	       
188	        return newStyle;
189	}
190	
191	function filterStyles(styles) {
192	        var name, value;
193	        for (name in styles) {
194	                value = styles[name];
195	                if (
196	                        // ignore null and undefined values
197	                        value == null ||
198	                        // ignore functions (when does this occur?)
199	                        $.isFunction(value) ||
200	                        // shorthand styles that need to be expanded
201	                        name in shorthandStyles ||
202	                        // ignore scrollbars (break in IE)
203	                        (/scrollbar/).test(name) ||
204	
205	                        // only colors or values that can be converted to numbers
206	                        (!(/color/i).test(name) && isNaN(parseFloat(value)))
207	                ) {
208	                        delete styles[name];
209	                }
210	        }
211	       
212	        return styles;
213	}
214	
215	function styleDifference(oldStyle, newStyle) {
216	        var diff = { _: 0 }, // http://dev.jquery.com/ticket/5459
217	                name;
218	
219	        for (name in newStyle) {
220	                if (oldStyle[name] != newStyle[name]) {
221	                        diff[name] = newStyle[name];
222	                }
223	        }
224	
225	        return diff;
226	}
227	
228	$.effects.animateClass = function(value, duration, easing, callback) {
229	        if ($.isFunction(easing)) {
230	                callback = easing;
231	                easing = null;
232	        }
233	
234	        return this.queue(function() {
235	                var that = $(this),
236	                        originalStyleAttr = that.attr('style') || ' ',
237	                        originalStyle = filterStyles(getElementStyles.call(this)),
238	                        newStyle,
239	                        className = that.attr('class') || "";
240	
241	                $.each(classAnimationActions, function(i, action) {
242	                        if (value[action]) {
243	                                that[action + 'Class'](value[action]);
244	                        }
245	                });
246	                newStyle = filterStyles(getElementStyles.call(this));
247	                that.attr('class', className);
248	
249	                that.animate(styleDifference(originalStyle, newStyle), {
250	                        queue: false,
251	                        duration: duration,
252	                        easing: easing,
253	                        complete: function() {
254	                                $.each(classAnimationActions, function(i, action) {
255	                                        if (value[action]) { that[action + 'Class'](value[action]); }
256	                                });
257	                                // work around bug in IE by clearing the cssText before setting it
258	                                if (typeof that.attr('style') == 'object') {
259	                                        that.attr('style').cssText = '';
260	                                        that.attr('style').cssText = originalStyleAttr;
261	                                } else {
262	                                        that.attr('style', originalStyleAttr);
263	                                }
264	                                if (callback) { callback.apply(this, arguments); }
265	                                $.dequeue( this );
266	                        }
267	                });
268	        });
269	};
270	
271	$.fn.extend({
272	        _addClass: $.fn.addClass,
273	        addClass: function(classNames, speed, easing, callback) {
274	                return speed ? $.effects.animateClass.apply(this, [{ add: classNames },speed,easing,callback]) : this._addClass(classNames);
275	        },
276	
277	        _removeClass: $.fn.removeClass,
278	        removeClass: function(classNames,speed,easing,callback) {
279	                return speed ? $.effects.animateClass.apply(this, [{ remove: classNames },speed,easing,callback]) : this._removeClass(classNames);
280	        },
281	
282	        _toggleClass: $.fn.toggleClass,
283	        toggleClass: function(classNames, force, speed, easing, callback) {
284	                if ( typeof force == "boolean" || force === undefined ) {
285	                        if ( !speed ) {
286	                                // without speed parameter;
287	                                return this._toggleClass(classNames, force);
288	                        } else {
289	                                return $.effects.animateClass.apply(this, [(force?{add:classNames}:{remove:classNames}),speed,easing,callback]);
290	                        }
291	                } else {
292	                        // without switch parameter;
293	                        return $.effects.animateClass.apply(this, [{ toggle: classNames },force,speed,easing]);
294	                }
295	        },
296	
297	        switchClass: function(remove,add,speed,easing,callback) {
298	                return $.effects.animateClass.apply(this, [{ add: add, remove: remove },speed,easing,callback]);
299	        }
300	});
301	
302	
303	
304	/******************************************************************************/
305	/*********************************** EFFECTS **********************************/
306	/******************************************************************************/
307	
308	$.extend($.effects, {
309	        version: "@VERSION",
310	
311	        // Saves a set of properties in a data storage
312	        save: function(element, set) {
313	                for(var i=0; i < set.length; i++) {
314	                        if(set[i] !== null) element.data("ec.storage."+set[i], element[0].style[set[i]]);
315	                }
316	        },
317	
318	        // Restores a set of previously saved properties from a data storage
319	        restore: function(element, set) {
320	                for(var i=0; i < set.length; i++) {
321	                        if(set[i] !== null) element.css(set[i], element.data("ec.storage."+set[i]));
322	                }
323	        },
324	
325	        setMode: function(el, mode) {
326	                if (mode == 'toggle') mode = el.is(':hidden') ? 'show' : 'hide'; // Set for toggle
327	                return mode;
328	        },
329	
330	        getBaseline: function(origin, original) { // Translates a [top,left] array into a baseline value
331	                // this should be a little more flexible in the future to handle a string & hash
332	                var y, x;
333	                switch (origin[0]) {
334	                        case 'top': y = 0; break;
335	                        case 'middle': y = 0.5; break;
336	                        case 'bottom': y = 1; break;
337	                        default: y = origin[0] / original.height;
338	                };
339	                switch (origin[1]) {
340	                        case 'left': x = 0; break;
341	                        case 'center': x = 0.5; break;
342	                        case 'right': x = 1; break;
343	                        default: x = origin[1] / original.width;
344	                };
345	                return {x: x, y: y};
346	        },
347	
348	        // Wraps the element around a wrapper that copies position properties
349	        createWrapper: function(element) {
350	
351	                // if the element is already wrapped, return it
352	                if (element.parent().is('.ui-effects-wrapper')) {
353	                        return element.parent();
354	                }
355	
356	                // wrap the element
357	                var props = {
358	                                width: element.outerWidth(true),
359	                                height: element.outerHeight(true),
360	                                'float': element.css('float')
361	                        },
362	                        wrapper = $('<div></div>')
363	                                .addClass('ui-effects-wrapper')
364	                                .css({
365	                                        fontSize: '100%',
366	                                        background: 'transparent',
367	                                        border: 'none',
368	                                        margin: 0,
369	                                        padding: 0
370	                                }),
371	                        active = document.activeElement;
372	
373	                element.wrap(wrapper);
374	
375	                // Fixes #7595 - Elements lose focus when wrapped.
376	                if ( element[ 0 ] === active || $.contains( element[ 0 ], active ) ) {
377	                        $( active ).focus();
378	                }
379	               
380	                wrapper = element.parent(); //Hotfix for jQuery 1.4 since some change in wrap() seems to actually loose the reference to the wrapped element
381	
382	                // transfer positioning properties to the wrapper
383	                if (element.css('position') == 'static') {
384	                        wrapper.css({ position: 'relative' });
385	                        element.css({ position: 'relative' });
386	                } else {
387	                        $.extend(props, {
388	                                position: element.css('position'),
389	                                zIndex: element.css('z-index')
390	                        });
391	                        $.each(['top', 'left', 'bottom', 'right'], function(i, pos) {
392	                                props[pos] = element.css(pos);
393	                                if (isNaN(parseInt(props[pos], 10))) {
394	                                        props[pos] = 'auto';
395	                                }
396	                        });
397	                        element.css({position: 'relative', top: 0, left: 0, right: 'auto', bottom: 'auto' });
398	                }
399	
400	                return wrapper.css(props).show();
401	        },
402	
403	        removeWrapper: function(element) {
404	                var parent,
405	                        active = document.activeElement;
406	               
407	                if (element.parent().is('.ui-effects-wrapper')) {
408	                        parent = element.parent().replaceWith(element);
409	                        // Fixes #7595 - Elements lose focus when wrapped.
410	                        if ( element[ 0 ] === active || $.contains( element[ 0 ], active ) ) {
411	                                $( active ).focus();
412	                        }
413	                        return parent;
414	                }
415	                       
416	                return element;
417	        },
418	
419	        setTransition: function(element, list, factor, value) {
420	                value = value || {};
421	                $.each(list, function(i, x){
422	                        var unit = element.cssUnit(x);
423	                        if (unit[0] > 0) value[x] = unit[0] * factor + unit[1];
424	                });
425	                return value;
426	        }
427	});
428	
429	
430	function _normalizeArguments(effect, options, speed, callback) {
431	        // shift params for method overloading
432	        if (typeof effect == 'object') {
433	                callback = options;
434	                speed = null;
435	                options = effect;
436	                effect = options.effect;
437	        }
438	        if ($.isFunction(options)) {
439	                callback = options;
440	                speed = null;
441	                options = {};
442	        }
443	        if (typeof options == 'number' || $.fx.speeds[options]) {
444	                callback = speed;
445	                speed = options;
446	                options = {};
447	        }
448	        if ($.isFunction(speed)) {
449	                callback = speed;
450	                speed = null;
451	        }
452	
453	        options = options || {};
454	
455	        speed = speed || options.duration;
456	        speed = $.fx.off ? 0 : typeof speed == 'number'
457	                ? speed : speed in $.fx.speeds ? $.fx.speeds[speed] : $.fx.speeds._default;
458	
459	        callback = callback || options.complete;
460	
461	        return [effect, options, speed, callback];
462	}
463	
464	function standardSpeed( speed ) {
465	        // valid standard speeds
466	        if ( !speed || typeof speed === "number" || $.fx.speeds[ speed ] ) {
467	                return true;
468	        }
469	       
470	        // invalid strings - treat as "normal" speed
471	        if ( typeof speed === "string" && !$.effects[ speed ] ) {
472	                return true;
473	        }
474	       
475	        return false;
476	}
477	
478	$.fn.extend({
479	        effect: function(effect, options, speed, callback) {
480	                var args = _normalizeArguments.apply(this, arguments),
481	                        // TODO: make effects take actual parameters instead of a hash
482	                        args2 = {
483	                                options: args[1],
484	                                duration: args[2],
485	                                callback: args[3]
486	                        },
487	                        mode = args2.options.mode,
488	                        effectMethod = $.effects[effect];
489	               
490	                if ( $.fx.off || !effectMethod ) {
491	                        // delegate to the original method (e.g., .show()) if possible
492	                        if ( mode ) {
493	                                return this[ mode ]( args2.duration, args2.callback );
494	                        } else {
495	                                return this.each(function() {
496	                                        if ( args2.callback ) {
497	                                                args2.callback.call( this );
498	                                        }
499	                                });
500	                        }
501	                }
502	               
503	                return effectMethod.call(this, args2);
504	        },
505	
506	        _show: $.fn.show,
507	        show: function(speed) {
508	                if ( standardSpeed( speed ) ) {
509	                        return this._show.apply(this, arguments);
510	                } else {
511	                        var args = _normalizeArguments.apply(this, arguments);
512	                        args[1].mode = 'show';
513	                        return this.effect.apply(this, args);
514	                }
515	        },
516	
517	        _hide: $.fn.hide,
518	        hide: function(speed) {
519	                if ( standardSpeed( speed ) ) {
520	                        return this._hide.apply(this, arguments);
521	                } else {
522	                        var args = _normalizeArguments.apply(this, arguments);
523	                        args[1].mode = 'hide';
524	                        return this.effect.apply(this, args);
525	                }
526	        },
527	
528	        // jQuery core overloads toggle and creates _toggle
529	        __toggle: $.fn.toggle,
530	        toggle: function(speed) {
531	                if ( standardSpeed( speed ) || typeof speed === "boolean" || $.isFunction( speed ) ) {
532	                        return this.__toggle.apply(this, arguments);
533	                } else {
534	                        var args = _normalizeArguments.apply(this, arguments);
535	                        args[1].mode = 'toggle';
536	                        return this.effect.apply(this, args);
537	                }
538	        },
539	
540	        // helper functions
541	        cssUnit: function(key) {
542	                var style = this.css(key), val = [];
543	                $.each( ['em','px','%','pt'], function(i, unit){
544	                        if(style.indexOf(unit) > 0)
545	                                val = [parseFloat(style), unit];
546	                });
547	                return val;
548	        }
549	});
550	
551	
552	
553	/******************************************************************************/
554	/*********************************** EASING ***********************************/
555	/******************************************************************************/
556	
557	/*
558	 * jQuery Easing v1.3 - http://gsgd.co.uk/sandbox/jquery/easing/
559	 *
560	 * Uses the built in easing capabilities added In jQuery 1.1
561	 * to offer multiple easing options
562	 *
563	 * TERMS OF USE - jQuery Easing
564	 *
565	 * Open source under the BSD License.
566	 *
567	 * Copyright 2008 George McGinley Smith
568	 * All rights reserved.
569	 *
570	 * Redistribution and use in source and binary forms, with or without modification,
571	 * are permitted provided that the following conditions are met:
572	 *
573	 * Redistributions of source code must retain the above copyright notice, this list of
574	 * conditions and the following disclaimer.
575	 * Redistributions in binary form must reproduce the above copyright notice, this list
576	 * of conditions and the following disclaimer in the documentation and/or other materials
577	 * provided with the distribution.
578	 *
579	 * Neither the name of the author nor the names of contributors may be used to endorse
580	 * or promote products derived from this software without specific prior written permission.
581	 *
582	 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
583	 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
584	 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
585	 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
586	 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
587	 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
588	 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
589	 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
590	 * OF THE POSSIBILITY OF SUCH DAMAGE.
591	 *
592	*/
593	
594	// t: current time, b: begInnIng value, c: change In value, d: duration
595	$.easing.jswing = $.easing.swing;
596	
597	$.extend($.easing,
598	{
599	        def: 'easeOutQuad',
600	        swing: function (x, t, b, c, d) {
601	                //alert($.easing.default);
602	                return $.easing[$.easing.def](x, t, b, c, d);
603	        },
604	        easeInQuad: function (x, t, b, c, d) {
605	                return c*(t/=d)*t + b;
606	        },
607	        easeOutQuad: function (x, t, b, c, d) {
608	                return -c *(t/=d)*(t-2) + b;
609	        },
610	        easeInOutQuad: function (x, t, b, c, d) {
611	                if ((t/=d/2) < 1) return c/2*t*t + b;
612	                return -c/2 * ((--t)*(t-2) - 1) + b;
613	        },
614	        easeInCubic: function (x, t, b, c, d) {
615	                return c*(t/=d)*t*t + b;
616	        },
617	        easeOutCubic: function (x, t, b, c, d) {
618	                return c*((t=t/d-1)*t*t + 1) + b;
619	        },
620	        easeInOutCubic: function (x, t, b, c, d) {
621	                if ((t/=d/2) < 1) return c/2*t*t*t + b;
622	                return c/2*((t-=2)*t*t + 2) + b;
623	        },
624	        easeInQuart: function (x, t, b, c, d) {
625	                return c*(t/=d)*t*t*t + b;
626	        },
627	        easeOutQuart: function (x, t, b, c, d) {
628	                return -c * ((t=t/d-1)*t*t*t - 1) + b;
629	        },
630	        easeInOutQuart: function (x, t, b, c, d) {
631	                if ((t/=d/2) < 1) return c/2*t*t*t*t + b;
632	                return -c/2 * ((t-=2)*t*t*t - 2) + b;
633	        },
634	        easeInQuint: function (x, t, b, c, d) {
635	                return c*(t/=d)*t*t*t*t + b;
636	        },
637	        easeOutQuint: function (x, t, b, c, d) {
638	                return c*((t=t/d-1)*t*t*t*t + 1) + b;
639	        },
640	        easeInOutQuint: function (x, t, b, c, d) {
641	                if ((t/=d/2) < 1) return c/2*t*t*t*t*t + b;
642	                return c/2*((t-=2)*t*t*t*t + 2) + b;
643	        },
644	        easeInSine: function (x, t, b, c, d) {
645	                return -c * Math.cos(t/d * (Math.PI/2)) + c + b;
646	        },
647	        easeOutSine: function (x, t, b, c, d) {
648	                return c * Math.sin(t/d * (Math.PI/2)) + b;
649	        },
650	        easeInOutSine: function (x, t, b, c, d) {
651	                return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b;
652	        },
653	        easeInExpo: function (x, t, b, c, d) {
654	                return (t==0) ? b : c * Math.pow(2, 10 * (t/d - 1)) + b;
655	        },
656	        easeOutExpo: function (x, t, b, c, d) {
657	                return (t==d) ? b+c : c * (-Math.pow(2, -10 * t/d) + 1) + b;
658	        },
659	        easeInOutExpo: function (x, t, b, c, d) {
660	                if (t==0) return b;
661	                if (t==d) return b+c;
662	                if ((t/=d/2) < 1) return c/2 * Math.pow(2, 10 * (t - 1)) + b;
663	                return c/2 * (-Math.pow(2, -10 * --t) + 2) + b;
664	        },
665	        easeInCirc: function (x, t, b, c, d) {
666	                return -c * (Math.sqrt(1 - (t/=d)*t) - 1) + b;
667	        },
668	        easeOutCirc: function (x, t, b, c, d) {
669	                return c * Math.sqrt(1 - (t=t/d-1)*t) + b;
670	        },
671	        easeInOutCirc: function (x, t, b, c, d) {
672	                if ((t/=d/2) < 1) return -c/2 * (Math.sqrt(1 - t*t) - 1) + b;
673	                return c/2 * (Math.sqrt(1 - (t-=2)*t) + 1) + b;
674	        },
675	        easeInElastic: function (x, t, b, c, d) {
676	                var s=1.70158;var p=0;var a=c;
677	                if (t==0) return b;  if ((t/=d)==1) return b+c;  if (!p) p=d*.3;
678	                if (a < Math.abs(c)) { a=c; var s=p/4; }
679	                else var s = p/(2*Math.PI) * Math.asin (c/a);
680	                return -(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
681	        },
682	        easeOutElastic: function (x, t, b, c, d) {
683	                var s=1.70158;var p=0;var a=c;
684	                if (t==0) return b;  if ((t/=d)==1) return b+c;  if (!p) p=d*.3;
685	                if (a < Math.abs(c)) { a=c; var s=p/4; }
686	                else var s = p/(2*Math.PI) * Math.asin (c/a);
687	                return a*Math.pow(2,-10*t) * Math.sin( (t*d-s)*(2*Math.PI)/p ) + c + b;
688	        },
689	        easeInOutElastic: function (x, t, b, c, d) {
690	                var s=1.70158;var p=0;var a=c;
691	                if (t==0) return b;  if ((t/=d/2)==2) return b+c;  if (!p) p=d*(.3*1.5);
692	                if (a < Math.abs(c)) { a=c; var s=p/4; }
693	                else var s = p/(2*Math.PI) * Math.asin (c/a);
694	                if (t < 1) return -.5*(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
695	                return a*Math.pow(2,-10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )*.5 + c + b;
696	        },
697	        easeInBack: function (x, t, b, c, d, s) {
698	                if (s == undefined) s = 1.70158;
699	                return c*(t/=d)*t*((s+1)*t - s) + b;
700	        },
701	        easeOutBack: function (x, t, b, c, d, s) {
702	                if (s == undefined) s = 1.70158;
703	                return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b;
704	        },
705	        easeInOutBack: function (x, t, b, c, d, s) {
706	                if (s == undefined) s = 1.70158;
707	                if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b;
708	                return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b;
709	        },
710	        easeInBounce: function (x, t, b, c, d) {
711	                return c - $.easing.easeOutBounce (x, d-t, 0, c, d) + b;
712	        },
713	        easeOutBounce: function (x, t, b, c, d) {
714	                if ((t/=d) < (1/2.75)) {
715	                        return c*(7.5625*t*t) + b;
716	                } else if (t < (2/2.75)) {
717	                        return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b;
718	                } else if (t < (2.5/2.75)) {
719	                        return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b;
720	                } else {
721	                        return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b;
722	                }
723	        },
724	        easeInOutBounce: function (x, t, b, c, d) {
725	                if (t < d/2) return $.easing.easeInBounce (x, t*2, 0, c, d) * .5 + b;
726	                return $.easing.easeOutBounce (x, t*2-d, 0, c, d) * .5 + c*.5 + b;
727	        }
728	});
729	
730	/*
731	 *
732	 * TERMS OF USE - EASING EQUATIONS
733	 *
734	 * Open source under the BSD License.
735	 *
736	 * Copyright 2001 Robert Penner
737	 * All rights reserved.
738	 *
739	 * Redistribution and use in source and binary forms, with or without modification,
740	 * are permitted provided that the following conditions are met:
741	 *
742	 * Redistributions of source code must retain the above copyright notice, this list of
743	 * conditions and the following disclaimer.
744	 * Redistributions in binary form must reproduce the above copyright notice, this list
745	 * of conditions and the following disclaimer in the documentation and/or other materials
746	 * provided with the distribution.
747	 *
748	 * Neither the name of the author nor the names of contributors may be used to endorse
749	 * or promote products derived from this software without specific prior written permission.
750	 *
751	 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
752	 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
753	 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
754	 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
755	 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
756	 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
757	 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
758	 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
759	 * OF THE POSSIBILITY OF SUCH DAMAGE.
760	 *
761	 */
762	
763	})(jQuery);