if (window.navigator.appName === 'Microsoft Internet Explorer') {
  browser = 1;
}
else if (window.navigator.appName === 'Netscape') {
  browser = 2;
}
else if (window.navigator.appName === 'Opera') {
  browser = 3;
}
else {
  browser = 4;
}

function prevSibling(n)
{
  x=n.previousSibling;
  while (x.nodeType!=1)
  {
    x=x.previousSibling;
  }
  return x;
}

window.onload = function() {
		$("#gateway ul li a").fadeIn(1500);
		$("#gateway ul li a").fadeTo(1500, 0.7);
		$("#gateway a:not(.disabled)").hover(
			function() { $(this).fadeTo(250, 1); },
			function() { $(this).fadeTo(750, 0.7); }
		);  
};