function showMenuSel (obj, menuId, mouseOver) {
	p = document.getElementById(menuId+'BL');
	var top = p.offsetHeight;
	var left = 0;
	
	for (; p; p = p.offsetParent){
		top += p.offsetTop;
		left+= p.offsetLeft;
	}
	
	bsDiv = document.getElementById(menuId);
	bsDiv.style.top = top+'px';
	bsDiv.style.left = left+1+'px';
	csDiv = document.getElementById(menuId);
	if (mouseOver) csDiv.style.display = "";
	else csDiv.style.display = "none";
}