function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;

function preloadImages() {
	if (document.images) {
		home_account_over = newImage("images/home_account_over.gif");
		home_account_down = newImage("images/home_account_down.gif");
		catalog_best_over = newImage("images/catalog_best_over.gif");
		catalog_best_down = newImage("images/catalog_best_down.gif");
		cart_help_over = newImage("images/cart_help_over.gif");
		cart_help_down = newImage("images/cart_help_down.gif");
		preloadFlag = true;
	}
}

function mClk(src) {
 	if(event.srcElement.tagName=='TD'){
 	src.children.tags('A')[0].click();
  	}
}