var pageId = 0;
var thispageid = pageId;
var bluediv = false;

if (pageId==0){bluediv = true;}

function backmenu()
{
	if (!bluediv){
	for(i=1;i<4;i++){
	if(i==thispageid){
		document.getElementById("submenu"+i).style.visibility="hidden";
		}
		else
		{
		document.getElementById("submenu"+i).style.visibility="hidden";
		}
	}
	}
}

function showmenu(menustr){
	for(i=1;i<4;i++){
		if(i==menustr){
		document.getElementById("submenu"+i).style.visibility="visible";
		}
		else
		{
		document.getElementById("submenu"+i).style.visibility="hidden";
		}
	}
}