// JavaScript Document
function showCollapsibleTableItem(block_id)
{
	if(document.getElementById(block_id).style.display=="none")
	{
		document.getElementById(block_id).style.display="block";
		document.getElementById(block_id+"_pic").src="images/icon-arrow-opened.gif";
	}
	else
	{
		document.getElementById(block_id).style.display="none";
		document.getElementById(block_id+"_pic").src="images/icon-arrow-closed.gif";
	}
}