PhoneGap-----Contacts

Everything in the code!!!
<!DOCTYPE html>
<html>
  <head>
    <title>Contact Example</title>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
      <script type="text/javascript" charset="utf-8" src="cordova.js"></script>
      <script type="text/javascript" charset="uft-8">
	    document.addEventListener("deviceready",onDeviceReady,false);
		
		function onDeviceReady(){			
			 var options = new ContactFindOptions();
             options.filter="js";
             filter = ["displayName","phoneNumbers"];
             navigator.contacts.find(filter, onSuccess, onError, options);
		}
		
		function onSuccess(contacts){
			var myresults = document.getElementById("results");
			var string = "";
			for (var i = 0; i < contacts.length; i++) {
            // display phone numbers
                for (var j = 0; j < contacts[i].phoneNumbers.length; j++) {
                   string += "Name: " + contacts[i].displayName + "<br/>" +
				      "Type: "      + contacts[i].phoneNumbers[j].type  + "
" +
                      "Value: "     + contacts[i].phoneNumbers[j].value + "
" +
                      "Preferred: " + contacts[i].phoneNumbers[j].pref;
                }
            }
			myresults.innerHTML = string;
		}
		
		function onError(contactError){
			alert('Ooops!');
		}
		
      </script>
  </head>
  <body>
    <h1>Contacts</h1>
    <div id="results"></div>
  </body>
</html>