// JavaScript Document

function ShowHide(down,down1)
{
	var element = document.getElementById(down);
	if(element!=null)
	{
		if(element.style.display != "block")
		{
			element.style.display = "block";
			document.getElementById(down1).src='images/arrow_up.gif';
		}
		else
		{
			element.style.display = "none";
			document.getElementById(down1).src='images/arrow_down.gif';
		}
	}
}