function buttonRollover(thisImgSrc){
	return thisImgSrc.replace("_off.","_on.");
}

function buttonRolloff(thisImgSrc){
	return thisImgSrc.replace("_on.","_off.");
}

function buttonSubmitCategory(secid, oCat) {
	window.open("categories.aspx?section=" + secid + "&cid=" + oCat.options.item(oCat.selectedIndex).value, '_self');
	return false;
}