function OpenSubMenu(parentID, childID)
{
	childDisplay = document.getElementById(childID).style.display;
	if(childDisplay == 'none')
	{
		document.getElementById(childID).style.display="block";
		//document.getElementById(liID).className = "over";
	}
}

function CloseSubMenu(parentID, childID)
{
	childDisplay = document.getElementById(childID).style.display;
	if(childDisplay == "block")
	{
		document.getElementById(childID).style.display="none";
		//document.getElementById(liID).className = "over";
	}
}

function SwitchSubMenu(parentID, childID)
{
	childDisplay = document.getElementById(childID).style.display;
	if(childDisplay == 'none')
	{
		document.getElementById(childID).style.display="block";
		//document.getElementById(liID).className = "over";
	}
	else if(childDisplay == "block")
	{
		document.getElementById(childID).style.display="none";
		//document.getElementById(liID).className = "over";
	}
}