function catImgHover(oid) {
	if (getObj("tn-" + oid).style.backgroundImage.indexOf("hover") == -1) {
		getObj("tn-" + oid).style.backgroundImage = "url(/styles/prodbg-hover.gif)";
		getObj("tn-" + oid).style.borderColor = "#f3a9aa";
	} else {
		getObj("tn-" + oid).style.backgroundImage = "url(/styles/prodbg.gif)";
		getObj("tn-" + oid).style.borderColor = "#e7edbe";
	}
}