How to find input text box is exist in iframe window?
<p>How to find the input text box is exit or no in my iframe html window using javascript</p>

<p>Now i using below code</p>

<pre><code>if(document.getElementById('iframe').contentWindow.document.getElementById("INPUTBOX").value)
{
alert("Exist")
}
else
{
alert("NOT Exist")
}
</code></pre>

<p>But it gives me error "Object required"</p>
