$(function() {
		   
	//window model overlay
	$("a.lightWindow").colorbox({
		width: function(){
			var width = $(this).attr('width');
			
			//set default width to 500px
			if (width == "") {
				return 500;
			} else {
				return width;
			}//end if
		},  
		height: function(){
			var height = $(this).attr('height');
			
			//set default height to 500px
			if (height == "") {
				return 500;
			} else {
				return height
			}//end if
		}, 
		iframe: true, 
		opacity: 0.8});
	
	//form overlay
	$("#signUpForm").submit(function() {
		if ($("#emailGlobetrotting").val() == "") {
			return false;
		} else {
			var email = $("#emailGlobetrotting").val();
			$.colorbox({
				href:"http://www.goway.com/forms/go-globetrotting-ezine.php?email="+email,
				width: 570,  
				height: 680, 
				iframe: true, 
				opacity: 0.8});			
			return false;
		}//end if
	});
});