function showMenu(menuName)
{
	hideMenu();
	document.getElementById("menu"+menuName).style.visibility='visible';
}

function hideMenu()
{
	document.getElementById("menuProjects").style.visibility='hidden';
	document.getElementById("menuProducts").style.visibility='hidden';
	document.getElementById("menuProjectList").style.visibility='hidden';
}

function init()
{

	if(document.all) // If Internet Explorer
	{
		document.getElementById("menuProjects").style.top=document.getElementById('buttonProjects').offsetTop+document.getElementById('menuDiv').offsetTop+24;
		document.getElementById("menuProducts").style.top=document.getElementById('buttonProducts').offsetTop+document.getElementById('menuDiv').offsetTop+24;
		document.getElementById("menuProjectList").style.top=document.getElementById('buttonProjectList').offsetTop+document.getElementById('menuDiv').offsetTop+24;

		document.getElementById("menuProjects").style.left=document.getElementById('buttonProjects').offsetLeft+document.getElementById('menuDiv').offsetLeft;
		document.getElementById("menuProducts").style.left=document.getElementById('buttonProducts').offsetLeft+document.getElementById('menuDiv').offsetLeft;
		document.getElementById("menuProjectList").style.left=document.getElementById('buttonProjectList').offsetLeft+document.getElementById('menuDiv').offsetLeft;
	}
	else // Or, for a decent browser...
	{
		document.getElementById("menuProjects").style.left=document.getElementById('buttonProjects').offsetLeft;
		document.getElementById("menuProducts").style.left=document.getElementById('buttonProducts').offsetLeft;
		document.getElementById("menuProjectList").style.left=document.getElementById('buttonProjectList').offsetLeft;

		document.getElementById("menuProjects").style.top=document.getElementById('buttonProjects').offsetTop+23;
		document.getElementById("menuProducts").style.top=document.getElementById('buttonProducts').offsetTop+23;
		document.getElementById("menuProjectList").style.top=document.getElementById('buttonProjectList').offsetTop+23;

	}
}