function scaleImages(){if($("bg")){$("bg").setStyles({"top":0,"left":0});var size=$(window).getSize();var width=size.x;var height=size.y;var imageScale=$("bg").getElement("img").getSize().x/$("bg").getElement("img").getSize().y;var div=(height>width)?(height/width):(width/height);var answer=(height>width)?(width*div)*imageScale:((height*imageScale<width)?width:height*imageScale);var marginLeft=(width-answer)/2;$("bg").getElement("img").setStyles({"width":answer,"margin-left":marginLeft});}}
window.addEvent("domready",function(){window.addEvent("resize",scaleImages);window.addEvent("load",scaleImages);});