jquery-ui/ui/jquery.effects.core.js

/*
 * jQuery UI Effects @VERSION
 *
 * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT or GPL Version 2 licenses.
 * http://jquery.org/license
 *
 * http://docs.jquery.com/UI/Effects/
 */
;jQuery.effects || (function($, undefined) {

var backCompat = $.uiBackCompat !== false;

$.effects = {
	effect: {}
};

/******************************************************************************/
/****************************** COLOR ANIMATIONS ******************************/
/******************************************************************************/

// override the animation for color styles
$.each(['backgroundColor', 'borderBottomColor', 'borderLeftColor',
	'borderRightColor', 'borderTopColor', 'borderColor', 'color', 'outlineColor'],
function(i, attr) {
	$.fx.step[attr] = function(fx) {
		if (!fx.colorInit) {
			fx.start = getColor(fx.elem, attr);
			fx.end = getRGB(fx.end);
			fx.colorInit = true;
		}

		fx.elem.style[attr] = 'rgb(' +
			Math.max(Math.min(parseInt((fx.pos * (fx.end[0] - fx.start[0])) + fx.start[0], 10), 255), 0) + ',' +
			Math.max(Math.min(parseInt((fx.pos * (fx.end[1] - fx.start[1])) + fx.start[1], 10), 255), 0) + ',' +
			Math.max(Math.min(parseInt((fx.pos * (fx.end[2] - fx.start[2])) + fx.start[2], 10), 255), 0) + ')';
	};
});

// Color Conversion functions from highlightFade
// By Blair Mitchelmore
// http://jquery.offput.ca/highlightFade/

// Parse strings looking for color tuples [255,255,255]
function getRGB(color) {
		var result;

		// Check if we're already dealing with an array of colors
		if ( color && color.constructor == Array && color.length == 3 )
				return color;

		// Look for rgb(num,num,num)
		if (result = /rgb\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*\)/.exec(color))
				return [parseInt(result[1],10), parseInt(result[2],10), parseInt(result[3],10)];

		// Look for rgb(num%,num%,num%)
		if (result = /rgb\(\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*\)/.exec(color))
				return [parseFloat(result[1])*2.55, parseFloat(result[2])*2.55, parseFloat(result[3])*2.55];

		// Look for #a0b1c2
		if (result = /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(color))
				return [parseInt(result[1],16), parseInt(result[2],16), parseInt(result[3],16)];

		// Look for #fff
		if (result = /#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/.exec(color))
				return [parseInt(result[1]+result[1],16), parseInt(result[2]+result[2],16), parseInt(result[3]+result[3],16)];

		// Look for rgba(0, 0, 0, 0) == transparent in Safari 3
		if (result = /rgba\(0, 0, 0, 0\)/.exec(color))
				return colors['transparent'];

		// Otherwise, we're most likely dealing with a named color
		return colors[$.trim(color).toLowerCase()];
}

function getColor(elem, attr) {
		var color;

		do {
				color = $.curCSS(elem, attr);

				// Keep going until we find an element that has color, or we hit the body
				if ( color != '' && color != 'transparent' || $.nodeName(elem, "body") )
						break;

				attr = "backgroundColor";
		} while ( elem = elem.parentNode );

		return getRGB(color);
};

// Some named colors to work with
// From Interface by Stefan Petre
// http://interface.eyecon.ro/

var colors = {
	aqua:[0,255,255],
	azure:[240,255,255],
	beige:[245,245,220],
	black:[0,0,0],
	blue:[0,0,255],
	brown:[165,42,42],
	cyan:[0,255,255],
	darkblue:[0,0,139],
	darkcyan:[0,139,139],
	darkgrey:[169,169,169],
	darkgreen:[0,100,0],
	darkkhaki:[189,183,107],
	darkmagenta:[139,0,139],
	darkolivegreen:[85,107,47],
	darkorange:[255,140,0],
	darkorchid:[153,50,204],
	darkred:[139,0,0],
	darksalmon:[233,150,122],
	darkviolet:[148,0,211],
	fuchsia:[255,0,255],
	gold:[255,215,0],
	green:[0,128,0],
	indigo:[75,0,130],
	khaki:[240,230,140],
	lightblue:[173,216,230],
	lightcyan:[224,255,255],
	lightgreen:[144,238,144],
	lightgrey:[211,211,211],
	lightpink:[255,182,193],
	lightyellow:[255,255,224],
	lime:[0,255,0],
	magenta:[255,0,255],
	maroon:[128,0,0],
	navy:[0,0,128],
	olive:[128,128,0],
	orange:[255,165,0],
	pink:[255,192,203],
	purple:[128,0,128],
	violet:[128,0,128],
	red:[255,0,0],
	silver:[192,192,192],
	white:[255,255,255],
	yellow:[255,255,0],
	transparent: [255,255,255]
};



/******************************************************************************/
/****************************** CLASS ANIMATIONS ******************************/
/******************************************************************************/

var classAnimationActions = [ 'add', 'remove', 'toggle' ],
	shorthandStyles = {
		border: 1,
		borderBottom: 1,
		borderColor: 1,
		borderLeft: 1,
		borderRight: 1,
		borderTop: 1,
		borderWidth: 1,
		margin: 1,
		padding: 1
	};

function getElementStyles() {
	var style = document.defaultView
			? document.defaultView.getComputedStyle(this, null)
			: this.currentStyle,
		newStyle = {},
		key,
		camelCase,
		len;

	// webkit enumerates style porperties
	if ( style && style.length && style[ 0 ] && style[ style[ 0 ] ] ) {
		len = style.length;
		while ( len-- ) {
			key = style[ len ];
			if ( typeof style[ key ] == 'string' ) {
				camelCase = key.replace( /\-(\w)/g, function( all, letter ) {
					return letter.toUpperCase();
				});
				newStyle[ camelCase ] = style[ key ];
			}
		}
	} else {
		for ( key in style ) {
			if ( typeof style[ key ] === 'string' ) {
				newStyle[ key ] = style[ key ];
			}
		}
	}
	
	return newStyle;
}

function filterStyles( styles ) {
	var name, value;
	for ( name in styles ) {
		value = styles[ name ];
		if (
			// ignore null and undefined values
			value == null ||
			// ignore functions (when does this occur?)
			$.isFunction( value ) ||
			// shorthand styles that need to be expanded
			name in shorthandStyles ||
			// ignore scrollbars (break in IE)
			( /scrollbar/ ).test( name ) ||

			// only colors or values that can be converted to numbers
			( !( /color/i ).test( name ) && isNaN( parseFloat( value ) ) )
		) {
			delete styles[ name ];
		}
	}
	
	return styles;
}

function styleDifference( oldStyle, newStyle ) {
	var diff = { _: 0 }, // http://dev.jquery.com/ticket/5459
		name;

	for ( name in newStyle ) {
		if ( oldStyle[ name ] != newStyle[ name ] ) {
			diff[ name ] = newStyle[ name ];
		}
	}

	return diff;
}

$.effects.animateClass = function( value, duration, easing, callback ) {
	if ( $.isFunction( easing ) ) {
		callback = easing;
		easing = null;
	}

	return this.queue(function() {
		var that = $( this ),
			originalStyleAttr = that.attr( 'style' ) || ' ',
			originalStyle = filterStyles( getElementStyles.call( this ) ),
			newStyle,
			className = that.attr( 'class' );

		$.each( classAnimationActions, function(i, action) {
			if ( value[ action ] ) {
				that[ action + 'Class' ]( value[ action ] );
			}
		});
		newStyle = filterStyles( getElementStyles.call( this ) );
		that.attr( 'class', className );

		that.animate( styleDifference( originalStyle, newStyle ), {
			queue: false,
			duration: duration,
			easing: easing,
			complete: function() {
				$.each( classAnimationActions, function( i, action ) {
					if ( value[ action ] ) { 
						that[ action + 'Class' ]( value[ action ] );
					}
				});
				// work around bug in IE by clearing the cssText before setting it
				if ( typeof that.attr( 'style' ) == 'object' ) {
					that.attr( 'style' ).cssText = '';
					that.attr( 'style' ).cssText = originalStyleAttr;
				} else {
					that.attr( 'style', originalStyleAttr );
				}
				if ( callback ) { 
					callback.apply( this, arguments );
				}
				$.dequeue( this );
			}
		});
	});
};

$.fn.extend({
	_addClass: $.fn.addClass,
	addClass: function( classNames, speed, easing, callback ) {
		return speed ? 
			$.effects.animateClass.apply( this, [{ add: classNames }, speed, easing, callback ]) :
			this._addClass(classNames);
	},

	_removeClass: $.fn.removeClass,
	removeClass: function( classNames, speed, easing, callback ) {
		return speed ? 
			$.effects.animateClass.apply( this, [{ remove: classNames }, speed, easing, callback ]) :
			this._removeClass(classNames);
	},

	_toggleClass: $.fn.toggleClass,
	toggleClass: function( classNames, force, speed, easing, callback ) {
		if ( typeof force == "boolean" || force === undefined ) {
			if ( !speed ) {
				// without speed parameter;
				return this._toggleClass( classNames, force );
			} else {
				return $.effects.animateClass.apply( this, [( force ? { add:classNames } : { remove:classNames }), speed, easing, callback ]);
			}
		} else {
			// without switch parameter;
			return $.effects.animateClass.apply( this, [{ toggle: classNames }, force, speed, easing ]);
		}
	},

	switchClass: function( remove, add, speed, easing, callback) {
		return $.effects.animateClass.apply( this, [{ 
				add: add, 
				remove: remove 
			}, speed, easing, callback ]);
	}
});



/******************************************************************************/
/*********************************** EFFECTS **********************************/
/******************************************************************************/

$.extend( $.effects, {
	version: "@VERSION",

	// Saves a set of properties in a data storage
	save: function( element, set ) {
		for( var i=0; i < set.length; i++ ) {
			if ( set[ i ] !== null ) {
				element.data( "ec.storage." + set[ i ], element[ 0 ].style[ set[ i ] ] );
			}
		}
	},

	// Restores a set of previously saved properties from a data storage
	restore: function( element, set ) {
		for( var i=0; i < set.length; i++ ) {
			if ( set[ i ] !== null ) {
				element.css( set[ i ], element.data( "ec.storage." + set[ i ] ) );
			}
		}
	},

	setMode: function( el, mode ) {
		if (mode == 'toggle') {
			mode = el.is( ':hidden' ) ? 'show' : 'hide'; 
		}
		return mode;
	},

	// Translates a [top,left] array into a baseline value
	// this should be a little more flexible in the future to handle a string & hash
	getBaseline: function( origin, original ) { 
		var y, x;
		switch ( origin[ 0 ] ) {
			case 'top': y = 0; break;
			case 'middle': y = 0.5; break;
			case 'bottom': y = 1; break;
			default: y = origin[ 0 ] / original.height;
		};
		switch ( origin[ 1 ] ) {
			case 'left': x = 0; break;
			case 'center': x = 0.5; break;
			case 'right': x = 1; break;
			default: x = origin[ 1 ] / original.width;
		};
		return {
			x: x,
			y: y
		};
	},

	// Wraps the element around a wrapper that copies position properties
	createWrapper: function( element ) {

		// if the element is already wrapped, return it
		if ( element.parent().is( '.ui-effects-wrapper' )) {
			return element.parent();
		}

		// wrap the element
		var props = {
				width: element.outerWidth(true),
				height: element.outerHeight(true),
				'float': element.css( 'float' )
			},
			wrapper = $( '<div></div>' )
				.addClass( 'ui-effects-wrapper' )
				.css({
					fontSize: '100%',
					background: 'transparent',
					border: 'none',
					margin: 0,
					padding: 0
				});

		element.wrap( wrapper );
		wrapper = element.parent(); //Hotfix for jQuery 1.4 since some change in wrap() seems to actually loose the reference to the wrapped element

		// transfer positioning properties to the wrapper
		if ( element.css( 'position' ) == 'static' ) {
			wrapper.css({ position: 'relative' });
			element.css({ position: 'relative' });
		} else {
			$.extend( props, {
				position: element.css( 'position' ),
				zIndex: element.css( 'z-index' )
			});
			$.each([ 'top', 'left', 'bottom', 'right' ], function(i, pos) {
				props[ pos ] = element.css( pos );
				if ( isNaN( parseInt( props[ pos ], 10 ) ) ) {
					props[ pos ] = 'auto';
				}
			});
			element.css({
				position: 'relative',
				top: 0,
				left: 0,
				right: 'auto',
				bottom: 'auto'
			});
		}

		return wrapper.css( props ).show();
	},

	removeWrapper: function( element ) {
		if ( element.parent().is( '.ui-effects-wrapper' ) )
			return element.parent().replaceWith( element );
		return element;
	},

	setTransition: function( element, list, factor, value ) {
		value = value || {};
		$.each( list, function(i, x){
			unit = element.cssUnit( x );
			if ( unit[ 0 ] > 0 ) value[ x ] = unit[ 0 ] * factor + unit[ 1 ];
		});
		return value;
	}
});

// return an effect options object for the given parameters:
function _normalizeArguments( effect, options, speed, callback ) {

	// short path for passing an effect options object:
	if ( $.isPlainObject( effect ) ) {
		return effect;
	}

	// convert to an object
	effect = { effect: effect };

	// catch (effect)
	if ( options === undefined ) {
		options = {};
	}

	// catch (effect, callback)
	if ( $.isFunction( options ) ) {
		callback = options;
		speed = null;
		options = {};
	}

	// catch (effect, speed, ?)
	if ( $.type( options ) == 'number' || $.fx.speeds[ options ]) {
		callback = speed;
		speed = options;
		options = {};
	}

	// catch (effect, options, callback)
	if ( $.isFunction( speed ) ) {
		callback = speed;
		speed = null;
	}

	// add options to effect
	if ( options ) {
		$.extend( effect, options );
	}
	
	speed = speed || options.duration;
	effect.duration = $.fx.off ? 0 : typeof speed == 'number'
		? speed : speed in $.fx.speeds ? $.fx.speeds[ speed ] : $.fx.speeds._default;

	effect.complete = callback || options.complete;

	return effect;
}

function standardSpeed( speed ) {
	// valid standard speeds
	if ( !speed || typeof speed === "number" || $.fx.speeds[ speed ] ) {
		return true;
	}
	
	// invalid strings - treat as "normal" speed
	if ( typeof speed === "string" && !$.effects.effect[ speed ] ) {
		// TODO: remove in 2.0 (#7115)
		if ( backCompat && $.effects[ speed ] ) {
			return false;
		}
		return true;
	}
	
	return false;
}

$.fn.extend({
	effect: function( effect, options, speed, callback ) {
		var args = _normalizeArguments.apply( this, arguments ),
			mode = args.mode,
			effectMethod = $.effects.effect[ args.effect ],

			// DEPRECATED: remove in 2.0 (#7115)
			oldEffectMethod = !effectMethod && backCompat && $.effects[ args.effect ];

		if ( $.fx.off || !( effectMethod || oldEffectMethod ) ) {
			// delegate to the original method (e.g., .show()) if possible
			if ( mode ) {
				return this[ mode ]( args.duration, args.complete );
			} else {
				return this.each( function() {
					if ( args.complete ) {
						args.complete.call( this );
					}
				});
			}
		}

		// TODO: remove this check in 2.0, effectMethod will always be true
		if ( effectMethod ) {
			return effectMethod.call( this, args );
		} else {
			// DEPRECATED: remove in 2.0 (#7115)
			return oldEffectMethod.call(this, {
				options: args,
				duration: args.duration,
				callback: args.complete,
				mode: args.mode
			});
		}
	},

	_show: $.fn.show,
	show: function( speed ) {
		if ( standardSpeed( speed ) ) {
			return this._show.apply( this, arguments );
		} else {
			var args = _normalizeArguments.apply( this, arguments );
			args.mode = 'show';
			return this.effect.call( this, args );
		}
	},

	_hide: $.fn.hide,
	hide: function( speed ) {
		if ( standardSpeed( speed ) ) {
			return this._hide.apply( this, arguments );
		} else {
			var args = _normalizeArguments.apply( this, arguments );
			args.mode = 'hide';
			return this.effect.call( this, args );
		}
	},

	// jQuery core overloads toggle and creates _toggle
	__toggle: $.fn.toggle,
	toggle: function( speed ) {
		if ( standardSpeed( speed ) || typeof speed === "boolean" || $.isFunction( speed ) ) {
			return this.__toggle.apply( this, arguments );
		} else {
			var args = _normalizeArguments.apply( this, arguments );
			args.mode = 'toggle';
			return this.effect.call( this, args );
		}
	},

	// helper functions
	cssUnit: function(key) {
		var style = this.css( key ),
			val = [];

		$.each( [ 'em', 'px', '%', 'pt' ], function( i, unit ) {
			if ( style.indexOf( unit ) > 0 )
				val = [ parseFloat( style ), unit ];
		});
		return val;
	}
});



/******************************************************************************/
/*********************************** EASING ***********************************/
/******************************************************************************/

/*
 * jQuery Easing v1.3 - http://gsgd.co.uk/sandbox/jquery/easing/
 *
 * Uses the built in easing capabilities added In jQuery 1.1
 * to offer multiple easing options
 *
 * TERMS OF USE - jQuery Easing
 *
 * Open source under the BSD License.
 *
 * Copyright 2008 George McGinley Smith
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright notice, this list
 * of conditions and the following disclaimer in the documentation and/or other materials
 * provided with the distribution.
 *
 * Neither the name of the author nor the names of contributors may be used to endorse
 * or promote products derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *
*/

// t: current time, b: begInnIng value, c: change In value, d: duration
$.easing.jswing = $.easing.swing;

$.extend( $.easing, {
	def: 'easeOutQuad',
	swing: function ( x, t, b, c, d ) {
		return $.easing[ $.easing.def ]( x, t, b, c, d );
	},
	easeInQuad: function ( x, t, b, c, d ) {
		return c * ( t /= d ) * t + b;
	},
	easeOutQuad: function ( x, t, b, c, d ) {
		return -c * ( t /= d ) * ( t - 2 ) + b;
	},
	easeInOutQuad: function ( x, t, b, c, d ) {
		if ( ( t /= d / 2 ) < 1 ) return c / 2 * t * t + b;
		return -c / 2 * ( ( --t ) * ( t-2 ) - 1) + b;
	},
	easeInCubic: function ( x, t, b, c, d ) {
		return c * ( t /= d ) * t * t + b;
	},
	easeOutCubic: function ( x, t, b, c, d ) {
		return c * ( ( t = t / d - 1 ) * t * t + 1 ) + b;
	},
	easeInOutCubic: function ( x, t, b, c, d ) {
		if ( ( t /= d / 2 ) < 1 ) return c / 2 * t * t * t + b;
		return c / 2 * ( ( t -= 2 ) * t * t + 2) + b;
	},
	easeInQuart: function ( x, t, b, c, d ) {
		return c * ( t /= d ) * t * t * t + b;
	},
	easeOutQuart: function ( x, t, b, c, d ) {
		return -c * ( ( t = t / d - 1 ) * t * t * t - 1) + b;
	},
	easeInOutQuart: function ( x, t, b, c, d ) {
		if ( (t /= d / 2 ) < 1 ) return c / 2 * t * t * t * t + b;
		return -c / 2 * ( ( t -= 2 ) * t * t * t - 2) + b;
	},
	easeInQuint: function ( x, t, b, c, d ) {
		return c * ( t /= d ) * t * t * t * t + b;
	},
	easeOutQuint: function ( x, t, b, c, d ) {
		return c * ( ( t = t / d - 1 ) * t * t * t * t + 1) + b;
	},
	easeInOutQuint: function ( x, t, b, c, d ) {
		if ( ( t /= d / 2 ) < 1 ) return c / 2 * t * t  * t * t * t + b;
		return c / 2 * ( ( t -= 2 ) * t * t * t * t + 2) + b;
	},
	easeInSine: function ( x, t, b, c, d ) {
		return -c * Math.cos( t / d * ( Math.PI / 2 ) ) + c + b;
	},
	easeOutSine: function ( x, t, b, c, d ) {
		return c * Math.sin( t / d * ( Math.PI /2 ) ) + b;
	},
	easeInOutSine: function ( x, t, b, c, d ) {
		return -c / 2 * ( Math.cos( Math.PI * t / d ) - 1 ) + b;
	},
	easeInExpo: function ( x, t, b, c, d ) {
		return ( t==0 ) ? b : c * Math.pow( 2, 10 * ( t / d - 1) ) + b;
	},
	easeOutExpo: function ( x, t, b, c, d ) {
		return ( t==d ) ? b + c : c * ( -Math.pow( 2, -10 * t / d) + 1) + b;
	},
	easeInOutExpo: function ( x, t, b, c, d ) {
		if ( t==0 ) return b;
		if ( t==d ) return b + c;
		if ( ( t /= d / 2) < 1) return c / 2 * Math.pow( 2, 10 * (t - 1) ) + b;
		return c / 2 * ( -Math.pow( 2, -10 * --t ) + 2 ) + b;
	},
	easeInCirc: function ( x, t, b, c, d ) {
		return -c * ( Math.sqrt( 1 - ( t /= d ) * t ) - 1 ) + b;
	},
	easeOutCirc: function ( x, t, b, c, d ) {
		return c * Math.sqrt( 1 - ( t = t / d - 1 ) * t ) + b;
	},
	easeInOutCirc: function ( x, t, b, c, d ) {
		if ( ( t /= d / 2) < 1 ) return -c / 2 * ( Math.sqrt( 1 - t * t ) - 1 ) + b;
		return c / 2 * ( Math.sqrt( 1 - ( t -= 2 ) * t ) + 1 ) + b;
	},
	easeInElastic: function ( x, t, b, c, d ) {
		var s = 1.70158,
			p = d * 0.3,
			a = c;
		if ( t == 0 ) return b;
		if ( ( t /= d ) == 1 ) return b+c;
		if ( a < Math.abs( c ) ) { 
			a = c; 
			s = p / 4; 
		} else {
			s = p / ( 2 * Math.PI ) * Math.asin( c / a );
		}
		return - ( a * Math.pow( 2, 10 * ( t -= 1 ) ) * Math.sin( ( t * d - s) * ( 2 * Math.PI ) / p ) ) + b;
	},
	easeOutElastic: function ( x, t, b, c, d ) {
		var s = 1.70158,
			p = d * 0.3,
			a = c;
		if ( t == 0 ) return b;
		if ( ( t /= d ) == 1 ) return b+c;
		if ( a < Math.abs( c ) ) {
			a = c; 
			s = p / 4; 
		} else {
			s = p / ( 2 * Math.PI ) * Math.asin( c / a );
		}
		return a * Math.pow( 2, -10 * t ) * Math.sin( ( t * d - s ) * ( 2 * Math.PI ) / p ) + c + b;
	},
	easeInOutElastic: function ( x, t, b, c, d ) {
		var s = 1.70158,
			p = d * ( 0.3 * 1.5 ),
			a = c;
		if ( t == 0 ) return b;
		if ( ( t /= d / 2 ) == 2 ) return b+c;
		if ( a < Math.abs( c ) ) { 
			a = c;
			s = p / 4;
		} else {
			s = p / ( 2 * Math.PI ) * Math.asin( c / a );
		}
		if ( t < 1 ) return -.5 * ( a * Math.pow( 2, 10 * ( t -= 1 ) ) * Math.sin( ( t * d - s ) * ( 2 * Math.PI ) / p ) ) + b;
		return a * Math.pow( 2, -10 * ( t -= 1 ) ) * Math.sin( ( t * d - s ) * ( 2 * Math.PI ) / p ) *.5 + c + b;
	},
	easeInBack: function ( x, t, b, c, d, s ) {
		if ( s == undefined ) s = 1.70158;
		return c * ( t /= d ) * t * ( ( s+1 ) * t - s ) + b;
	},
	easeOutBack: function ( x, t, b, c, d, s ) {
		if ( s == undefined ) s = 1.70158;
		return c * ( ( t = t / d - 1 ) * t * ( ( s + 1 ) * t + s) + 1) + b;
	},
	easeInOutBack: function ( x, t, b, c, d, s ) {
		if ( s == undefined ) s = 1.70158;
		if ( ( t /= d / 2 ) < 1 ) return c / 2 * ( t * t * ( ( ( s *= 1.525 ) + 1 ) * t - s ) ) + b;
		return c / 2 * ( ( t -= 2 ) * t * ( ( ( s *= 1.525 ) + 1 ) * t + s) + 2) + b;
	},
	easeInBounce: function ( x, t, b, c, d ) {
		return c - $.easing.easeOutBounce( x, d - t, 0, c, d ) + b;
	},
	easeOutBounce: function ( x, t, b, c, d ) {
		if ( ( t /= d ) < ( 1 / 2.75 ) ) {
			return c * ( 7.5625 * t * t ) + b;
		} else if ( t < ( 2 / 2.75 ) ) {
			return c * ( 7.5625 * ( t -= ( 1.5 / 2.75 ) ) * t + .75 ) + b;
		} else if ( t < ( 2.5 / 2.75 ) ) {
			return c * ( 7.5625 * ( t -= ( 2.25/ 2.75 ) ) * t + .9375 ) + b;
		} else {
			return c * ( 7.5625 * ( t -= ( 2.625 / 2.75 ) ) * t + .984375 ) + b;
		}
	},
	easeInOutBounce: function ( x, t, b, c, d ) {
		if ( t < d / 2 ) return $.easing.easeInBounce( x, t * 2, 0, c, d ) * .5 + b;
		return $.easing.easeOutBounce( x, t * 2 - d, 0, c, d ) * .5 + c * .5 + b;
	}
});

/*
 *
 * TERMS OF USE - EASING EQUATIONS
 *
 * Open source under the BSD License.
 *
 * Copyright 2001 Robert Penner
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright notice, this list
 * of conditions and the following disclaimer in the documentation and/or other materials
 * provided with the distribution.
 *
 * Neither the name of the author nor the names of contributors may be used to endorse
 * or promote products derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

})(jQuery);