var currentOpenDiv = "";

function expandit(id)
{
	if(currentOpenDiv != "" && currentOpenDiv != id)
	{
		document.getElementById(currentOpenDiv).style.display = "none";
	}
	
	if (document.getElementById(id).style.display=="none")
	{
		document.getElementById(id).style.display="block";
		currentOpenDiv = id;
	}
	else
	{
		document.getElementById(id).style.display="none";
		currentOpenDiv = "";
	}
}