function enterSubmit(e)
{
  if (!e) var e = window.event;
	if (e.keyCode) var KeyCode = e.keyCode;
	else if (e.which) var KeyCode = e.which;
		
	alert(KeyCode);	
}

function displayMap(num)
{
  if(num == 1)
	{
	  document.getElementById('map2').style.display = 'block';
		document.getElementById('map1').style.display = 'none';
	}
	
	if(num == 2)
	{
	  document.getElementById('map2').style.display = 'none';
		document.getElementById('map1').style.display = 'block';
	}
}