/*
 * NOT PART OF DIMENSIONS
 * 		(adds some color utilities)
 */
/*
 * jQuery Color Animations
 * Copyright 2007 John Resig
 * Released under the MIT and GPL licenses.
 */

(function(jQuery){

    // We override the animation for all of these color styles
    jQuery.each(['backgroundColor', 'borderBottomColor', 'borderLeftColor', 'borderRightColor', 'borderTopColor', 'color', 'outlineColor'], function(i,attr){
        jQuery.fx.step[attr] = function(fx){
            if ( fx.state == 0 ) {
                fx.start = getColor( fx.elem, attr );
                fx.end = getRGB( fx.end );
            }

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

    // 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]), parseInt(result[2]), parseInt(result[3])];

        // 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[jQuery.trim(color).toLowerCase()];
    }

    function getColor(elem, attr) {
        var color;

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

            // Keep going until we find an element that has color, or we hit the body
            if ( color != '' && color != 'transparent' || jQuery.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]
    };

})(jQuery);

/*
 * NOT PART OF DIMENSIONS
 * 		(positions element in center of viewport)
 */
(function($){
  $.fn.vCenter = function(options) {
    var pos = {
      sTop : function() {
        return window.pageYOffset || document.documentElement && document.documentElement.scrollTop ||	document.body.scrollTop;
      },
      wHeight : function() { 
        return window.innerHeight || document.documentElement && document.documentElement.clientHeight || document.body.clientHeight;
      }
    };
    return this.each(function(index) {
      if (index == 0) {
        var $this = $(this);
        var elHeight = $this.height();
		    var elTop = pos.sTop() + (pos.wHeight() / 2) - (elHeight / 2);
        $this.css({
          position: 'absolute',
          marginTop: '0',
          top: elTop
        });
      }
    });
  };
})(jQuery);

/* Copyright (c) 2007 Paul Bakaus (paul.bakaus@googlemail.com) and Brandon Aaron (brandon.aaron@gmail.com || http://brandonaaron.net)
 * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
 * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
 *
 * $LastChangedDate: 2007-08-17 13:14:11 -0500 (Fri, 17 Aug 2007) $
 * $Rev: 2759 $
 *
 * Version: 1.1.2
 *
 * Requires: jQuery 1.1.3+
 */

(function($){
var height = $.fn.height,
    width  = $.fn.width;
$.fn.extend({
	height: function() {
		if ( !this[0] ) error();
		if ( this[0] == window )
			if ( $.browser.opera || ($.browser.safari && parseInt($.browser.version) > 520) )
				return self.innerHeight - (($(document).height() > self.innerHeight) ? getScrollbarWidth() : 0);
			else if ( $.browser.safari )
				return self.innerHeight;
			else
                return $.boxModel && document.documentElement.clientHeight || document.body.clientHeight;
		if ( this[0] == document ) 
			return Math.max( ($.boxModel && document.documentElement.scrollHeight || document.body.scrollHeight), document.body.offsetHeight );
		return height.apply(this, arguments);
	},
	width: function() {
		if (!this[0]) error();
		if ( this[0] == window )
			if ( $.browser.opera || ($.browser.safari && parseInt($.browser.version) > 520) )
				return self.innerWidth - (($(document).width() > self.innerWidth) ? getScrollbarWidth() : 0);
			else if ( $.browser.safari )
				return self.innerWidth;
			else
                return $.boxModel && document.documentElement.clientWidth || document.body.clientWidth;
		if ( this[0] == document )
			if ($.browser.mozilla) {
				var scrollLeft = self.pageXOffset;
				self.scrollTo(99999999, self.pageYOffset);
				var scrollWidth = self.pageXOffset;
				self.scrollTo(scrollLeft, self.pageYOffset);
				return document.body.offsetWidth + scrollWidth;
			}
			else 
				return Math.max( (($.boxModel && !$.browser.safari) && document.documentElement.scrollWidth || document.body.scrollWidth), document.body.offsetWidth );
		return width.apply(this, arguments);
	},
	innerHeight: function() {
		if (!this[0]) error();
		return this[0] == window || this[0] == document ?
			this.height() :
			this.is(':visible') ?
				this[0].offsetHeight - num(this, 'borderTopWidth') - num(this, 'borderBottomWidth') :
				this.height() + num(this, 'paddingTop') + num(this, 'paddingBottom');
	},
	innerWidth: function() {
		if (!this[0]) error();
		return this[0] == window || this[0] == document ?
			this.width() :
			this.is(':visible') ?
				this[0].offsetWidth - num(this, 'borderLeftWidth') - num(this, 'borderRightWidth') :
				this.width() + num(this, 'paddingLeft') + num(this, 'paddingRight');
	},
	outerHeight: function(options) {
		if (!this[0]) error();
		options = $.extend({ margin: false }, options || {});
		return this[0] == window || this[0] == document ?
			this.height() :
			this.is(':visible') ?
				this[0].offsetHeight + (options.margin ? (num(this, 'marginTop') + num(this, 'marginBottom')) : 0) :
				this.height() 
					+ num(this,'borderTopWidth') + num(this, 'borderBottomWidth') 
					+ num(this, 'paddingTop') + num(this, 'paddingBottom')
					+ (options.margin ? (num(this, 'marginTop') + num(this, 'marginBottom')) : 0);
	},
	outerWidth: function(options) {
		if (!this[0]) error();
		options = $.extend({ margin: false }, options || {});
		return this[0] == window || this[0] == document ?
			this.width() :
			this.is(':visible') ?
				this[0].offsetWidth + (options.margin ? (num(this, 'marginLeft') + num(this, 'marginRight')) : 0) :
				this.width() 
					+ num(this, 'borderLeftWidth') + num(this, 'borderRightWidth') 
					+ num(this, 'paddingLeft') + num(this, 'paddingRight')
					+ (options.margin ? (num(this, 'marginLeft') + num(this, 'marginRight')) : 0);
	},
	scrollLeft: function(val) {
		if (!this[0]) error();
		if ( val != undefined )
			return this.each(function() {
				if (this == window || this == document)
					window.scrollTo( val, $(window).scrollTop() );
				else
					this.scrollLeft = val;
			});
		if ( this[0] == window || this[0] == document )
			return self.pageXOffset ||
				$.boxModel && document.documentElement.scrollLeft ||
				document.body.scrollLeft;
				
		return this[0].scrollLeft;
	},
	scrollTop: function(val) {
		if (!this[0]) error();
		if ( val != undefined )
			// set the scroll top
			return this.each(function() {
				if (this == window || this == document)
					window.scrollTo( $(window).scrollLeft(), val );
				else
					this.scrollTop = val;
			});
		if ( this[0] == window || this[0] == document )
			return self.pageYOffset ||
				$.boxModel && document.documentElement.scrollTop ||
				document.body.scrollTop;

		return this[0].scrollTop;
	},
	position: function(returnObject) {
		return this.offset({ margin: false, scroll: false, relativeTo: this.offsetParent() }, returnObject);
	},
	offset: function(options, returnObject) {
		if (!this[0]) error();
		var x = 0, y = 0, sl = 0, st = 0,
		    elem = this[0], parent = this[0], op, parPos, elemPos = $.css(elem, 'position'),
		    mo = $.browser.mozilla, ie = $.browser.msie, oa = $.browser.opera,
		    sf = $.browser.safari, sf3 = $.browser.safari && parseInt($.browser.version) > 520,
		    absparent = false, relparent = false, 
		    options = $.extend({ margin: true, border: false, padding: false, scroll: true, lite: false, relativeTo: document.body }, options || {});
		if (options.lite) return this.offsetLite(options, returnObject);
		if (options.relativeTo.jquery) options.relativeTo = options.relativeTo[0];
		if (elem.tagName == 'BODY') {
			x = elem.offsetLeft;
			y = elem.offsetTop;
			if (mo) {
				x += num(elem, 'marginLeft') + (num(elem, 'borderLeftWidth')*2);
				y += num(elem, 'marginTop')  + (num(elem, 'borderTopWidth') *2);
			} else
			if (oa) {
				x += num(elem, 'marginLeft');
				y += num(elem, 'marginTop');
			} else
			if ((ie && jQuery.boxModel)) {
				x += num(elem, 'borderLeftWidth');
				y += num(elem, 'borderTopWidth');
			} else
			if (sf3) {
				x += num(elem, 'marginLeft') + num(elem, 'borderLeftWidth');
				y += num(elem, 'marginTop')  + num(elem, 'borderTopWidth');
			}
		} else {
			do {
				parPos = $.css(parent, 'position');
				x += parent.offsetLeft;
				y += parent.offsetTop;
				if ((mo && !parent.tagName.match(/^t[d|h]$/i)) || ie || sf3) {
					x += num(parent, 'borderLeftWidth');
					y += num(parent, 'borderTopWidth');
					if (mo && parPos == 'absolute') absparent = true;
					if (ie && parPos == 'relative') relparent = true;
				}
				op = parent.offsetParent || document.body;
				if (options.scroll || mo) {
					do {
						if (options.scroll) {
							sl += parent.scrollLeft;
							st += parent.scrollTop;
						}
						if (oa && ($.css(parent, 'display') || '').match(/table-row|inline/)) {
							sl = sl - ((parent.scrollLeft == parent.offsetLeft) ? parent.scrollLeft : 0);
							st = st - ((parent.scrollTop == parent.offsetTop) ? parent.scrollTop : 0);
						}
						if (mo && parent != elem && $.css(parent, 'overflow') != 'visible') {
							x += num(parent, 'borderLeftWidth');
							y += num(parent, 'borderTopWidth');
						}
						parent = parent.parentNode;
					} while (parent != op);
				}
				parent = op;
				if (parent == options.relativeTo && !(parent.tagName == 'BODY' || parent.tagName == 'HTML'))  {
					if (mo && parent != elem && $.css(parent, 'overflow') != 'visible') {
						x += num(parent, 'borderLeftWidth');
						y += num(parent, 'borderTopWidth');
					}
					if ( ((sf && !sf3) || oa) && parPos != 'static' ) {
						x -= num(op, 'borderLeftWidth');
						y -= num(op, 'borderTopWidth');
					}
					break;
				}
				if (parent.tagName == 'BODY' || parent.tagName == 'HTML') {
					if (((sf && !sf3) || (ie && $.boxModel)) && elemPos != 'absolute' && elemPos != 'fixed') {
						x += num(parent, 'marginLeft');
						y += num(parent, 'marginTop');
					}
					if ( sf3 || (mo && !absparent && elemPos != 'fixed') || 
					     (ie && elemPos == 'static' && !relparent) ) {
						x += num(parent, 'borderLeftWidth');
						y += num(parent, 'borderTopWidth');
					}
					break;
				}
			} while (parent);
		}
		var returnValue = handleOffsetReturn(elem, options, x, y, sl, st);
		if (returnObject) { $.extend(returnObject, returnValue); return this; }
		else              { return returnValue; }
	},
	offsetLite: function(options, returnObject) {
		if (!this[0]) error();
		var x = 0, y = 0, sl = 0, st = 0, parent = this[0], offsetParent, 
		    options = $.extend({ margin: true, border: false, padding: false, scroll: true, relativeTo: document.body }, options || {});
		if (options.relativeTo.jquery) options.relativeTo = options.relativeTo[0];
		do {
			x += parent.offsetLeft;
			y += parent.offsetTop;
			offsetParent = parent.offsetParent || document.body;
			if (options.scroll) {
				do {
					sl += parent.scrollLeft;
					st += parent.scrollTop;
					parent = parent.parentNode;
				} while(parent != offsetParent);
			}
			parent = offsetParent;
		} while (parent && parent.tagName != 'BODY' && parent.tagName != 'HTML' && parent != options.relativeTo);
		var returnValue = handleOffsetReturn(this[0], options, x, y, sl, st);
		if (returnObject) { $.extend(returnObject, returnValue); return this; }
		else              { return returnValue; }
	},
	offsetParent: function() {
		if (!this[0]) error();
		var offsetParent = this[0].offsetParent;
		while ( offsetParent && (offsetParent.tagName != 'BODY' && $.css(offsetParent, 'position') == 'static') )
			offsetParent = offsetParent.offsetParent;
		return $(offsetParent);
	}
});
var error = function() {
	throw "Dimensions: jQuery collection is empty";
};
var num = function(el, prop) {
	return parseInt($.css(el.jquery?el[0]:el,prop))||0;
};
var handleOffsetReturn = function(elem, options, x, y, sl, st) {
	if ( !options.margin ) {
		x -= num(elem, 'marginLeft');
		y -= num(elem, 'marginTop');
	}
	if ( options.border && (($.browser.safari && parseInt($.browser.version) < 520) || $.browser.opera) ) {
		x += num(elem, 'borderLeftWidth');
		y += num(elem, 'borderTopWidth');
	} else if ( !options.border && !(($.browser.safari && parseInt($.browser.version) < 520) || $.browser.opera) ) {
		x -= num(elem, 'borderLeftWidth');
		y -= num(elem, 'borderTopWidth');
	}
	if ( options.padding ) {
		x += num(elem, 'paddingLeft');
		y += num(elem, 'paddingTop');
	}
	if ( options.scroll && (!$.browser.opera || elem.offsetLeft != elem.scrollLeft && elem.offsetTop != elem.scrollLeft) ) {
		sl -= elem.scrollLeft;
		st -= elem.scrollTop;
	}
	return options.scroll ? { top: y - st, left: x - sl, scrollTop:  st, scrollLeft: sl }
	                      : { top: y, left: x };
};
var scrollbarWidth = 0;
var getScrollbarWidth = function() {
	if (!scrollbarWidth) {
		var testEl = $('<div>')
				.css({
					width: 100,
					height: 100,
					overflow: 'auto',
					position: 'absolute',
					top: -1000,
					left: -1000
				})
				.appendTo('body');
		scrollbarWidth = 100 - testEl
			.append('<div>')
			.find('div')
				.css({
					width: '100%',
					height: 200
				})
				.width();
		testEl.remove();
	}
	return scrollbarWidth;
};
})(jQuery);