function rollDownSubmenu(obj){
	var kids = obj.children;
	for (i=0;i<kids.length;i++) {
		if ( kids[i].className == 'headerSubMenuElmRolldown' ) {
			kids[i].style.display = "block";
			//$(kids[i]).show('slow');
		}
	}
//		if ($(obj).children(".headerSubMenuElmRolldown").is(":hidden")) {
//			
//		}
}
function rollUpSubmenu(obj){
	var kids = obj.children;
	for (i=0;i<kids.length;i++) {
		if ( kids[i].className == 'headerSubMenuElmRolldown' ) {
			kids[i].style.display = "none";
			//$(kids[i]).hide('slow');
		}
	}
}