if (!UDesign) {
  var UDesign = {};
}

UDesign.Poll = Class.create();
UDesign.Poll.prototype = {
  initialize: function(pollid, voteUrl) {
    this.voteUrl = voteUrl;
    this.element = $('pollButton'+pollid);
    this.pollid  = pollid;
    
    Event.observe(this.element,'click', this.vote.bind(this));    
  },    
    
  vote: function(event) {
    Event.stop(event);
    var pollid = this.pollid;
    
    if (isNaN(pollid)) return false;
    
    var vote_radio = Form.getInputs('poll'+pollid,'radio','poll'+pollid+'_option').find(function(radio) { if (radio)  return radio.checked; });
    if (vote_radio) var voteid = vote_radio.value;
    
    if (isNaN(voteid)) return false;
    
    
    $$('#poll'+pollid+' .loading').each(function (element) { element.show(); });
    
    new Ajax.Updater('poll'+pollid, this.voteUrl + '&vote=' + voteid + "&poll=" + pollid, {
        parameters: { "poll": pollid, "vote": voteid }, 
        onComplete: function (transport) {
        $$('#poll'+pollid+' .loading').each(function (element) { element.hide(); });
        }.bind(this)
    });
  }  
}