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Connect two functions together

< html>   <head>     <script type="text/javascript">       var djConfig = {         baseScriptUri : "js/dojo/"       };     </script>     <script type="text/javascript" src="js/dojo/dojo/dojo.js"></script>   </head>   <body>     <script>       function MyClass() {         this.sayHello = function(inName) {           alert("old: " + inName);         }       }       function interceptor(inName) {         document.write("new: " + inName);       }       var myObject = new MyClass();       dojo.connect(myObject, "sayHello", null, interceptor);       myObject.sayHello("A");     </script>   </body> </html>