function submenu_open(e,sm)
{
	/*if(e.srcElement)
		srcElem = e.srcElement;
	if(e.target)
		srcElem = e.target;*/
	srcElem = document.getElementById(e);
	se_w = srcElem.style.width;
	se_l = srcElem.style.left;
	obj = document.getElementById(sm);
	obj.style.top = srcElem.style.top;
	obj.style.left = se_l+se_w;
	obj.style.visibility = 'visible';
}
function submenu_hide(e,sm)
{
	obj = document.getElementById(sm);
	obj.style.visibility = 'hidden';
}