(function($){$.fn.doubletake=function(userconfig)
{var config={'breakpoints':[320,480,640,960,1024],'pattern':'/slir/w([0-9]+).*','watchresize':false};return this.each(function()
{var $this=$(this);if(userconfig){$.extend(config,userconfig);}
var go=function()
{var newWidth;var elementWidth=$(this).width();config.breakpoints.sort(function(a,b){return a-b});newWidth=config.breakpoints[0];$.each(config.breakpoints,function(index,value)
{if(elementWidth>=value)
{newWidth=value;}
else
{return false;}});$this.find('img').each(function()
{var r=new RegExp(config.pattern);if(r.test(this.src))
{var exec=r.exec(this.src);var originalWidth=exec[1];this.src=this.src.replace(originalWidth,newWidth);}});}
go();if(config.watchresize)
{$(window).resize(function()
{if(this.resizeTO)clearTimeout(this.resizeTO);this.resizeTO=setTimeout(function(){$(this).trigger('resizeEnd');},500);});$(window).bind('resizeEnd',function()
{go();});}});}})(jQuery);