var lastopened = 0;
var tohide = false;
function showDiv(id) {
	hideAllDivs();
	document.getElementById('submenu'+id).style.display = 'block';
	var lastopened = id;

}


function hideAllDivs() {
	if (tohide==true)
	{
	
	var menuDivs = document.getElementsByTagName('div');
	for (var i=0;i<menuDivs.length ;i++ )
	{
		if (menuDivs[i].className == 'submenu')
			menuDivs[i].style.display = 'none';
			
	}
	} 
}

function hide() {
	window.setTimeout("hideAllDivs()",2000);

}