How to Set Null Value In Text Area
<p>I want to set null value in onclick() event of textarea, But my code does not work properly..</p>

<pre><code>&lt;textarea id="txtwishlistsong1" rows="5" cols="70" runat="server" onclick="return txtwishlistsong1_onclick()"&gt;Type Your Message Here...&lt;/textarea&gt;
</code></pre>

<p>code behind</p>

<pre><code>function txtwishlistsong1_onclick()
{
   document.getElementById('txtwishlistsong1').focus();
   document.getElementById('txtwishlistsong1').value=null;
}
</code></pre>
