修复内容管理模块的一个语言错误

o2web/source/x_component_process_TaskCenter/Main.js

@@ -983,9 +983,9 @@ MWF.xApplication.process.TaskCenter.Process = new Class({
 
         var appName = "";
         if( typeOf( this.data.applicationName ) === "string" ){
-            appName = this.data.applicationName;
+            appName = this.data.applicationName || "";
         }else if( typeOf( this.data.applicationName ) === "object" && this.data.applicationName.name ){
-            appName = this.data.applicationName.name;
+            appName = this.data.applicationName.name || "";
         }
         this.textNode.set({
             "text": this.data.name+((this.data.applicationName) ? " -- ("+appName+")" : ""),