<!--
allowSubmit=false;
function fnTrapKD(btn, event)
{
	if (document.getElementById)
	{
		if (event.keyCode == 13 || event.which == 13)
		{
			event.returnValue = false;
			if(event.cancelBubble) event.cancelBubble = true;
			if(event.cancel) event.cancel = true;
			if(event.stopPropagation) event.stopPropagation();
			
			allowSubmit = true;
			
			document.getElementById(btn).click();
		}
	}
	else if (document.all)
	{
		if (event.keyCode == 13)
		{
			event.returnValue=false;
			event.cancel = true;
			document.all[btn].click();
		}
	}
	else if(document.layers)
	{
		if(event.which == 13)
		{
			event.returnValue=false;
			event.cancel = true;
			document.layers[btn].click();
		}
	}
}

// toogle visibility
function toggleLogin( targetId ){
  if (document.getElementById){
  		target = document.getElementById( targetId );
  			if (target.style.visibility == "hidden"){
  				target.style.visibility = "visible";
  			} else {
  				target.style.visibility = "hidden";
  			}
  	}
}
// -->