function checkEnter(e)
{
	var characterCode

	if(e && e.which)
	{ 
		e = e
		characterCode = e.which // (for NN4 support)
	}
	else
	{
		e = event
		characterCode = e.keyCode // (for IE)
	}

	if(characterCode == 13) //(ascii 13 - enter key)
	{ 
		document.body.focus();
	}
}