function keyDown(e)
{
	var keynum;
	var keychar;
	var numcheck;
	
	keynum = e.which;
	
	if(keynum == 37 || keynum == 100) // left arrow
	{
		var m = document.getElementById("PreviousLink");
	}
	else if(keynum == 39 || keynum == 102) // right arrow
	{
		var m = document.getElementById("NextLink");
 	}

	if (m != null)
	  window.location.href = m;
}