function clickButton(e, buttonid)
{ 
	var bt = document.getElementById(buttonid); 
	if (typeof bt == 'object')
	{ 
		if (!e) e = event;
		
		if (e.keyCode == 13)
		{ 
		    if (bt.click)
			    bt.click(); 
			else
			    if (bt.href)
			        window.location = bt.href;
			return false; 
		} 
	}
}

function killEnter(evt)
{
	if(evt.keyCode == 13 || evt.which == 13)
		return false;
	return true;
}