var ddmenuitem	= '';
var ddTime;
	
function menuOpen(ID) {
	clearTimeout(ddTime);
	if(ddmenuitem != ID) {
		menuClose2();
	}
		
	ddmenuitem = document.getElementById(ID);
	ddmenuitem.style.display = 'block';
	ddmenuitem = ID;
	document.getElementById(ID + '_left').style.backgroundImage = 'url(' + GPath + 'tab_left.jpg)';
	document.getElementById(ID + '_center').style.backgroundImage = 'url(' + GPath + 'tab_center.jpg)';
	document.getElementById(ID + '_right').style.backgroundImage = 'url(' + GPath + 'tab_right.gif)';
}

function menuClose() {
	ddTime = setTimeout("menuClose2()", 50);	
}

function menuClose2() {
	if(ddmenuitem) {
		document.getElementById(ddmenuitem).style.display = 'none';
		document.getElementById(ddmenuitem + '_left').style.backgroundImage = '';
		document.getElementById(ddmenuitem + '_center').style.backgroundImage = '';
		document.getElementById(ddmenuitem + '_right').style.backgroundImage = '';
	}
}