Index SimpleAjaxUploader js --- SimpleAjaxUploader js revision 121436

Index: SimpleAjaxUploader.js
===================================================================
--- SimpleAjaxUploader.js	(revision 121436)
+++ SimpleAjaxUploader.js	(working copy)
@@ -44,6 +44,10 @@
               typeof File !== 'undefined' &&
               typeof ( new XMLHttpRequest() ).upload !== 'undefined' );
 
+ss.isAjaxSupport = function () {
+	return XhrOk;
+};
+
 /**
 * Converts object to query string
 */
@@ -132,17 +136,19 @@
 
 ss.newXHR = function() {
     "use strict";
-
+	var xhr;
     if ( typeof XMLHttpRequest !== 'undefined' ) {
-        return new window.XMLHttpRequest();
+        xhr = new window.XMLHttpRequest();
 
     } else if ( window.ActiveXObject ) {
         try {
-            return new window.ActiveXObject( 'Microsoft.XMLHTTP' );
+            xhr = new window.ActiveXObject( 'Microsoft.XMLHTTP' );
         } catch ( err ) {
             return false;
         }
     }
+    xhr.withCredentials = true;
+    return xhr;
 };
 
 /**
@@ -462,6 +468,7 @@
         maxSize: false,
         name: '',
         data: {},
+		postData: {},
         autoSubmit: true,
         multipart: false,
         method: 'POST',
@@ -603,6 +610,15 @@
         this._opts.data = data;
     },
 
+	/**
+	* Replaces user post data
+	* Note that all previously set data is entirely removed and replaced
+	*/
+	setPostData: function( data ) {
+		"use strict";
+		this._opts.postData = data;
+	},
+
     /**
     * Set or change uploader options
     * @param {Object} options
@@ -769,7 +785,6 @@
     */
     _createInput: function() {
         "use strict";
-
         var self = this,
             div = document.createElement( 'div' );
 
@@ -908,7 +923,10 @@
             if ( self._disabled ) {
                 return;
             }
-
+            
+            if (!self._opts.multiple)
+				self.clearQueue();
+            
             if ( !self._input ) {
                 self._createInput();
             }
@@ -1219,6 +1237,12 @@
                 }
             }
 
+            for (var prop in opts.postData) {
+				if (opts.postData.hasOwnProperty(prop)) {
+					formData.append(prop, opts.postData[prop]);
+				}
+			}
+
             formData.append( opts.name, this._file );
             this.log( 'Commencing upload using multipart form' );
             xhr.send( formData );
@@ -1248,6 +1272,12 @@
             removeMessageListener,
             removeLoadListener;
 
+		for (var prop in opts.postData) {
+			if (opts.postData.hasOwnProperty(prop)) {
+				form.appendChild(this._getHidden(prop, opts.postData[prop]));
+			}
+		}
+
         if ( opts.sessionProgressUrl ) {
             form.appendChild( this._getHidden( opts.sessionProgressName, key ) );
         }