function prepare_submit( f ){
    
    v = f.form_id.value.split('');
    
    v.reverse();
    nv = v.join('');
    
    f.form_id.value = nv;
    return true;
}

function _linkify(){
if( el = document.getElementById('paste') ){
   //el.innerHTML = el.innerHTML.replace(/\/\/+(\S+)/gim, '<a href="http://$1">http://$1</a>') 
   //el.innerHTML = el.innerHTML.replace(/\/\/)+(\S+)/gim, '<a href="http://$1">http://$1</a>') 
}

}

$(document).ready( _linkify );