var host = "http://localhost/innovation";
var TL_IMG = host + "/images/corner_tl.gif";
var TR_IMG = host + "/images/corner_tr.gif";
var BL_IMG = host + "/images/corner_bl.gif";
var BR_IMG = host + "/images/corner_br.gif";

function LoadCorners() {
	var imgs = document.getElementsByTagName("img");
	
	// prefetch all the images
	var tlImg = new Image(); tlImg.src = TL_IMG;
	var trImg = new Image(); trImg.src = TR_IMG;
	var blImg = new Image(); blImg.src = BL_IMG;
	var brImg = new Image(); brImg.src = BR_IMG;
	
	// now load the images
	for (var i = 0; i < imgs.length; i++) {
		var img = imgs[i];
		if (img.id == "tl") img.src = tlImg.src;      
		if (img.id == "tr") img.src = trImg.src;      
		if (img.id == "bl") img.src = blImg.src;      
		if (img.id == "br") img.src = brImg.src;      
	}
}