Show / Hide Quick Reply

[mikeo]

Hey, this is my latest code.
I know it's been coding before, but I just wanted to try it out myself.

Cross Browser: Tested and no errors in FF and IE.
Placement: Global Footer

Have fun!
<script language="Javascript">
<!---
/**
Show / Hide Quick Reply
By Mikeo
**/

var vTd = document.getElementsByTagName( 'td' );

function doHideShow( )
{
   for( a=0; a<vTd.length; a++ )
   {
       if( vTd[a].className == 'titlebg' && vTd[a].innerHTML.match(/Quick Reply/i) )
       {
           if( vTd[a+1].style.display == 'none' )
           {
               vTd[a+1].style.display = '';
           }
           else
           {
               vTd[a+1].style.display = 'none';
           }
       }
   }
}

if( location.href.match(/&thread=/i) )
{
   for( a=0; a<vTd.length; a++ )
   {
       if( vTd[a].className == 'titlebg' && vTd[a].innerHTML.match(/Quick Reply/i) )
       {
           vTd[a].innerHTML = '<a href="javascript:void(0);" onClick="doHideShow();">Quick Reply (hide/show)</a>';
       }
   }
}

// --->
</script>