$.preloadCssImages=function(c){c=jQuery.extend({imgDir:"images"},c);for(var a=document.styleSheets,d="",b=0;b<a.length;b++)if($.browser.msie)d+=document.styleSheets[b].cssText;else for(var g=document.styleSheets[b].cssRules,e=0;e<g.length;e++)d+=g[e].cssText;var f=[];a=d.match(/[^\/]+\.(gif|jpg|jpeg|png)/g);if(a!=null&&a.length>0&&a!=""){a=jQuery.makeArray(a);$(a).each(function(h){f[h]=new Image;f[h].src=c.imgDir+"/"+this})}return f};