Get value in Iframe.

I have a page with 3 frames, frame 1 possesss a iframe and inside of the iframe it has one combobox, as I make for frame 3 to get the value of combo using Javascipt
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Pravin AsarPrincipal Systems EngineerCommented:
To access the selectMonth (of type <select>) in the form "MyForm" from a document loaded in the iframe named 'ifr3'
styntax is


Pravin AsarPrincipal Systems EngineerCommented:
To get the value,


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Pravin AsarPrincipal Systems EngineerCommented:
<title>Frame3 Access </title>
<script language="javascript">
function LoadMessage() {
        var selObj = top.ifr3.window.document.MyForm.selectMonth);
        alert ('Sel Obj : ' + selObj.options.length);

<body onLoad="LoadMessage();">
<iframe id="ifr1" width="100" height="100" title="iframe 1">
<iframe id="ifr2" height="100" width="100" title="Iframe 2">
<iframe id="ifr3" name="ifr3" height="100" width="100" title="iframe 3" src="form.htm">

<!--- form.htm -->
<title>Form in the frame ifr3 </title>
<form name="MyForm">
<select  name="selectMonth" >
  <option selected value="Jan">Jan</option>
  <option value="Feb">Feb</option>
  <option value="Mar" selected >Mar</option>
  <option value="Apr">Apr</option>
  <option value="May">May</option>
  <option value="Jun">Jun</option>
  <option value="Jul">Jul</option>
  <option value="Aug">Aug</option>
  <option value="Sep">Sep</option>
  <option value="Oct">Oct</option>
  <option value="Nov">Nov</option>
  <option value="Dec">Dec</option>

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