function moveTop()
{
	Effect.ScrollTo('div_top');
}

function showMenu(id)
{
	var div = $(id);		
	if (div.style.display == "none")
	{
		$$("div.MenuContainer").each(function(s){s.hide();});
		div.appear({duration: 0.5});
	}
}

function hideMenu(id)
{
	$$("div.MenuContainer").each(function(s){s.hide();});
}

function ToggleDiv(id)
{
	Effect.toggle(id, 'blind', { duration: 0.5 });
	
	if ($(id).style.display == 'none')
	{
		$('img_' + id).src = '/dhg/images/minus.gif';
	}
	else
	{
		$('img_' + id).src = '/dhg/images/plus.gif';
	}
	
}

function UnCryptMailto(s) {
	var shift=2;
	var n=0;
	var r="";
	for(var i=0;i<s.length;i++)
	{
		n=s.charCodeAt(i); 
		if(n>=8364)
		{
			n=128;
		}
		r+=String.fromCharCode(n-(shift));
	}
	return r;
}

function UnCryptDHGMail(s){
	location.href=UnCryptMailto(s);
}