function showmenu(elmnt)
{
	 document.getElementById(elmnt).style.visibility="visible";
}

function hidemenu(elmnt)
{
	 document.getElementById(elmnt).style.visibility="hidden";
}

function toggleMenu(elmnt)
{
	if(document.getElementById(elmnt).style.display=="none")
	{
		document.getElementById(elmnt).style.display="block";
		document.getElementById('img_'+elmnt).src="images/arrow_ico_3.png";
		document.getElementById('text_'+elmnt).style.color="#1485ca";
	}
	
	else
	{
		if(document.getElementById(elmnt).style.display=="block")
		{
			document.getElementById(elmnt).style.display="none";
			document.getElementById('img_'+elmnt).src="images/arrow_ico_2.png";
			document.getElementById('text_'+elmnt).style.color="#4f4f4f";
		}
	}
	
	return false;	
}