function msieversion()
	{
		var ua = window.navigator.userAgent;
		var msie = ua.indexOf ( "MSIE " );
		if ( msie > 0 )   // If Internet Explorer, return version number
			return parseInt (ua.substring (msie+5, ua.indexOf (".", msie )));
		else                 // If another browser, return 0
			return 0;
	}
	
	function fnTrapKD(btn)
	{
	  try
	  {	
		if ( msieversion() >= 6 )
		{
			if (event.keyCode == 13)
			{ 
				event.returnValue=false;
				event.cancel = true;
				btn.click();
			} 
		}
	  }
	  catch (e) {}
	}