var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		preloadFlag = true;
	}
}

var myimages=new Array()
function preloadimages(){
	for (i=0;i<preloadimages.arguments.length;i++){
		myimages[i]=new Image()
		myimages[i].src=preloadimages.arguments[i]
	}
}

//Enter path of images to be preloaded. Extend list as desired.

preloadimages
("/v3-img/side_nav_bg_on.gif","/new-img/side_sub_nav_bg_on.gif")