function showhide(id)
{
	x=id+"box";
	a=id+"link";
	if(document.getElementById(x).style.display == "none" ) 
	{
	    document.getElementById(x).style.display = "";
	    document.getElementById(a).style.backgroundImage = "url("+templateurl+"/images/x.gif)";
	}
	else 
	{ 
		document.getElementById(x).style.display = "none";
		document.getElementById(a).style.backgroundImage = "url("+templateurl+"/images/calendar_icon.gif)"; 
	}
}