load dependent scripts sequentially

static/sdk.js

@@ -88,21 +88,19 @@ var contented = (function() {
 	};
 	
 	var loadScripts = function(urls, onLoad) {
-		if (urls.length === 0) {
-			onLoad();
-			return;
-		}
-		
-		var totalLoaded = 0;
-		var cb = function() {
-			totalLoaded += 1;
-			if (totalLoaded == urls.length) {
+		// load sequentially
+		var i = 0;
+		var loadNext = function() {
+			if (i === urls.length) {
 				onLoad();
+				return;
 			}
+			
+			var url = urls[i];
+			i += 1;
+			loadScript(url, loadNext);
 		};
-		for (var i = 0; i < urls.length; ++i) {
-			loadScript(urls[i], cb);
-		}
+		loadNext();
 	};
 		
     var formatBytes = function(bytes) {