function showMenu(vDiv){
	var mDiv =document.getElementById(vDiv);
	mDiv.style.visibility = 'visible';
	if(mDiv.attachEvent){
		//IE
	} else {
	 	//FireFox
	}
}
function hideMe(mDiv){
	mDiv.style.visibility = 'hidden';	
	clearTimeout(x);
}

function hideMenu(vDiv){
	var mDiv =document.getElementById(vDiv);
	//x = setTimeout("hideMe("+mDiv.id+")",1000);
	mDiv.style.visibility = 'hidden';
}