/* 
  * 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)]; 
  
                 // 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] 
         }; 
          
 })(jQuery);