diff --git a/include/util.js b/include/util.js
index 62d48a6..ab2e1c1 100644
--- a/include/util.js
+++ b/include/util.js
@@ -207,6 +207,45 @@ Util.conf_defaults = function(cfg, api, defaults, arr) {
  * Cross-browser routines
  */
 
+
+// Dynamically load scripts without using document.write()
+// Reference: http://unixpapa.com/js/dyna.html
+//
+// Handles the case where load_scripts is invoked from a script that
+// itself is loaded via load_scripts. Once all scripts are loaded the
+// window.onscriptsloaded handler is called (if set).
+Util.get_include_uri = function() {
+    return (typeof INCLUDE_URI !== "undefined") ? INCLUDE_URI : "include/";
+}
+Util._pending_scripts = [];
+Util.load_scripts = function(files) {
+    var head = document.getElementsByTagName('head')[0],
+        ps = Util._pending_scripts;
+    for (var f=0; f<files.length; f++) {
+        var script = document.createElement('script');
+        script.type = 'text/javascript';
+        script.src = Util.get_include_uri() + files[f];
+        //console.log("loading script: " + Util.get_include_uri() +  files[f]);
+        head.appendChild(script);
+        ps.push(script);
+        script.onload = script.onreadystatechange = function (e) {
+            if (!this.readyState || 
+                this.readyState == 'complete' ||
+                this.readyState == 'loaded') {
+                this.onload = this.onreadystatechange = null;
+                if (ps.indexOf(this) >= 0) {
+                    //console.log("loaded script: " + this.src);
+                    ps.splice(ps.indexOf(this), 1);
+                }
+                // Call window.onscriptsload after last script loads
+                if (ps.length === 0 && window.onscriptsload) {
+                    window.onscriptsload();
+                }
+            }
+        }
+    }
+}
+
 // Get DOM element position on page
 Util.getPosition = function (obj) {
     var x = 0, y = 0;
diff --git a/include/websock.js b/include/websock.js
index 87d6e8c..9d6a306 100644
--- a/include/websock.js
+++ b/include/websock.js
@@ -35,23 +35,14 @@ if (window.WebSocket && !window.WEB_SOCKET_FORCE_FLASH) {
 
     Websock_native = false;
     (function () {
-        function get_INCLUDE_URI() {
-            return (typeof INCLUDE_URI !== "undefined") ?
-                INCLUDE_URI : "include/";
-        }
-
-        var start = "<script src='" + get_INCLUDE_URI(),
-            end = "'><\/script>", extra = "";
-
-        window.WEB_SOCKET_SWF_LOCATION = get_INCLUDE_URI() +
+        window.WEB_SOCKET_SWF_LOCATION = Util.get_include_uri() +
                     "web-socket-js/WebSocketMain.swf";
         if (Util.Engine.trident) {
             Util.Debug("Forcing uncached load of WebSocketMain.swf");
             window.WEB_SOCKET_SWF_LOCATION += "?" + Math.random();
         }
-        extra += start + "web-socket-js/swfobject.js" + end;
-        extra += start + "web-socket-js/web_socket.js" + end;
-        document.write(extra);
+        Util.load_scripts(["web-socket-js/swfobject.js",
+                           "web-socket-js/web_socket.js"]);
     }());
 }
 
@@ -380,8 +371,9 @@ function close() {
 
 // Override internal functions for testing
 // Takes a send function, returns reference to recv function
-function testMode(override_send) {
+function testMode(override_send, data_mode) {
     test_mode = true;
+    mode = data_mode;
     api.send = override_send;
     api.close = function () {};
     return recv_message;