document.observe("dom:loaded", setupPoll);

function setupPoll() {
   var l = $$("#polloptions label");
   
   for(var i = 0; i < l.length; i++) {
      l[i].observe("click", poll_submit.bind(l[i]));
   }
}

function poll_submit() {
   var fr = this.readAttribute("for");
   var f = $("colorpoll");      
   var opt = $$("#" + fr)[0];
   opt.checked = true;
   
   f.submit();
}