var polls = new function() {
	this.ajax = new Ajax();
	this.q_id = null;
	this.slot_id = null;
	this.total_pct = 65;
	this.pct_increment = 2;
	this.timeoutTime = 50;
	this.tim = new Array(); 
	
	this.init = function() {
	  var self = polls;
	};
	
	this.vote = function(slot_id, q_id, voting) {
		var self = polls;
		var theForm = document.forms["poll_form_"+q_id].vote;
		var a_id=0;
		if(voting) {
			for(var i=0; i<theForm.length; i++) {
				if(theForm[i].checked) {
					a_id = theForm[i].value;
				}
			}
		}
		polls.ajax.setMimetype="text/xml";
		polls.ajax.responseFormat="xml";
		polls.ajax.doGet('/includes/polls/vote.php?q_id='+q_id+'&slot_id='+slot_id+'&a_id='+a_id+'&voting='+voting, polls.handleResults, "xml"); 
	};
	
	this.handleResults = function(ajax_xml) {
		var self = polls;
		var xmlDom=ajax_xml;
		var root=xmlDom.documentElement;
		
		var voteInfo = new Array();
		voteInfo["total"] = 0;
		
		for(var i=0; i<root.childNodes.length; i++) {
			switch(root.childNodes[i].nodeName) {
				case "question":
					var c =document.getElementById(root.childNodes[i].getAttribute("sname")+"_poll").firstChild;
					for(var j = 0; j < c.childNodes.length; j++) {
						if(c.childNodes[j].nodeType==1 && (c.childNodes[j].className=="results" || c.childNodes[j].className=="submit")) {
							c.childNodes[j].style.display="none";
						} 
					}
					break;
				case "answers": 
					var newroot = root.childNodes[i];
					for(var j=0; j<newroot.childNodes.length; j++) {
						if(newroot.childNodes[j].nodeType==1) { 
							voteInfo[newroot.childNodes[j].getAttribute("id")] = new Array();
							for(var k = 0; k < newroot.childNodes[j].childNodes.length; k++) {
								switch(newroot.childNodes[j].childNodes[k].nodeName){
									case "text": voteInfo[newroot.childNodes[j].getAttribute("id")]["text"] = newroot.childNodes[j].childNodes[k].firstChild.nodeValue; break;
									case "rank": voteInfo[newroot.childNodes[j].getAttribute("id")]["rank"] = parseInt(newroot.childNodes[j].childNodes[k].firstChild.nodeValue); break;
									case "votes":
										voteInfo["total"] += parseInt(newroot.childNodes[j].childNodes[k].firstChild.nodeValue);
										voteInfo[newroot.childNodes[j].getAttribute("id")]["votes"] = newroot.childNodes[j].childNodes[k].firstChild.nodeValue;
										break;
								}
							}
						}
					}
					break;
			}
		}
		
		for(var i in voteInfo) {
			if(!isNaN(i)) {
				polls.setResults(document.getElementById("vote_"+i).parentNode, i, voteInfo["total"]?voteInfo[i]["votes"]/voteInfo["total"]:0, voteInfo[i]["text"], voteInfo[i]["rank"]);
			}
		}
	};
	
	this.setResults = function(obj, id, pct, txt, rank) {
		var self = polls;
		while(obj.hasChildNodes()) obj.removeChild(obj.firstChild);
		obj.style.width = "100%";
		obj.appendChild(html_tags["div"]({"style":"width:1%","id":"results_"+id,"class":"results_"+((rank%5)+1)}));
		obj.appendChild(html_tags["span"]({"class":"results_pct"},parseInt(pct*1000)/10+"%"));
		obj.appendChild(html_tags["p"]({"class":"results_text"},txt));
		document.getElementById("results_"+id).style.width=this.pct_increment+"%";
		if(pct) polls.setPercentage(id, pct);
	};
	
	this.setPercentage = function(vote_id, pct) {
		var self = polls;
		var cur_pct = parseInt(document.getElementById("results_"+vote_id).style.width);
		if(cur_pct <  pct*polls.total_pct) {
			document.getElementById("results_"+vote_id).style.width=(cur_pct+this.pct_increment)+"%";
			polls.tim[vote_id] = setTimeout("polls.setPercentage("+vote_id+","+pct+")",polls.timeoutTime);
		}
		else {
//			alert("vote_id: " +vote_id+";\npct: "+pct+"\ncur_pct: "+cur_pct+"\nwidth:"+ document.getElementById("results_"+vote_id).style.width);
		}
	};

	this.testThis = function() {
		alert("please?");
		var self = polls;
		polls.setPercentage(2, .05);
		polls.setPercentage(3, .50);
		polls.setPercentage(4, .30);
		polls.setPercentage(5, .15);
	}
}