textbox change event problem

by Prasanth AR

HTML

<select onchange="ChooseContact(this)"><option value='1'>1</option><option value='2'>2</option></select>
<input id="friendName">

JavaScript

function ChooseContact(data) {

document.getElementById ("friendName").value = data.value;

}

 $("#friendName").change(function(){
   alert("The text has been.");
  });

$('#friendName').bind('input propertychange', function() {
       alert("The text has been changed.");
});