function showhide()
		{
			var c=document.getElementById('content');
			var n=document.getElementById('nav');
			if(!c || !n){return;}
			c.style.marginTop=0;
			var u3=n.getElementsByTagName('ul')[1];
			if(!u3){return;}
			u3.parentNode.className='parent';
			u3.parentNode.getElementsByTagName('a')[0].className='trigger';
			u3.parentNode.getElementsByTagName('a')[0].onclick=function()
			{
				trigger();
				return false;		
			}
			trigger();
			function trigger(s)
			{
				u3.className=u3.className==''?'hide':'';
			}
		}
		window.onload=function()
		{
			if(!document.getElementById || !document.createTextNode){return;}
			showhide();
		}