function echeck(str) {

	var at="@";
	var dot=".";
	var lat=str.indexOf(at);
	var lstr=str.length;
	var ldot=str.indexOf(dot);
	if (str.indexOf(at)==-1){
		alert("Invalid E-mail ID");
		return false;
	}
	
	if (str.indexOf(at)==-1 || str.indexOf(at)===0 || str.indexOf(at)==lstr){
		alert("Invalid E-mail ID");
		return false;
	}
	
	if (str.indexOf(dot)==-1 || str.indexOf(dot)===0 || str.indexOf(dot)==lstr){
	    alert("Invalid E-mail ID");
	    return false;
	}
	
	 if (str.indexOf(at,(lat+1))!=-1){
	    alert("Invalid E-mail ID");
	    return false;
	 }
	
	 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
	    alert("Invalid E-mail ID");
	    return false;
	 }
	
	 if (str.indexOf(dot,(lat+2))==-1){
	    alert("Invalid E-mail ID");
	    return false;
	 }
	
	 if (str.indexOf(" ")!=-1){
	    alert("Invalid E-mail ID");
	    return false;
	 }
	return true;			
}
	

$(document).ready(function(){
	$(".menu").hover(function(e){
		$(this).css("height","13px");
	},function(e){
		$(this).css("height","10px");
	});
	
	$(".popup").click(function(e){
		e.preventDefault();
		var href = $(this).attr("href");
		var h = parseInt($(this).attr("height")) + 20;
		var w = parseInt($(this).attr("width")) + 20;
		window.open(href,"Window1","width=" + w + ",height=" + h + ",scrollbars=no");
	});
	$(".blogPopup").click(function(e){
		e.preventDefault();
		var $kids = $(this).children().eq(0);
		var smallImg = $kids.attr("src");
		var lang = $(this).attr("lang");
		var width = lang.substring(0,lang.lastIndexOf("x"));
		var height = lang.substring(lang.lastIndexOf("x")+1,lang.length);
		var filename = smallImg.substring(smallImg.lastIndexOf("/")+1,smallImg.length);
		var href = "view_image.php?filename=" + filename;
		window.open(href,"Window1","width=" + width + ",height=" + height + ",location=no,scrollbars=no");
	});
	
	var url = ["bg1","bg2","bg3","bg4","bg5","bg6","bg7","bg8","bg9","bg10"];
	var idx = Math.floor(Math.random()*(url.length));
	var urls = [ url[idx] ];
	$.preload( urls, {
		base:'http://www.zekka.com/images/background/',
		ext:'.gif',
		onComplete:function( data ){
			var img = new Image();
			img.src = data.image;
			var str = "url('" + img.src + "')";
			$('body').css("backgroundImage",str);
		},
		onFinish:function(){
			$('#url-images p').fadeOut(2000);
		}
	});
	$("#emailAddr").keypress(function(e){
		if (e.which==13)
		{
			e.preventDefault();
			if (echeck($("#emailAddr").val()) == true) 
			{
				var email = "email=" + $("#emailAddr").val();
				$.ajax({ 
					type: "POST", 
					url: "signup1.php", 
					data: "email=" + $("#emailAddr").val(), 
					success: function(msg){ 
						if (msg == "0" || msg == "02") $("#submitResponse").html("Thanks, we're sending you an email with a confirmation link attached.");
						else $("#submitResponse").html("You're already on our list.");
					} 
				});
				$("#emailAddr").val("");
				$("#submitResponse").html("<img src='images/load.gif' />");
				$("#submitResponse").css("display","");
			}
		}
	});

	
	
});