var currentTab='guides';
function tabShow(activeTab){
	document.getElementById(currentTab).style.display='none';
	document.getElementById(activeTab).style.display='block';
	currentTab=activeTab;
}

function submitVote(){
	 if(document.poll.c1.checked){ var choice=1; }
else if(document.poll.c2.checked){ var choice=2; }
else if(document.poll.c3.checked){ var choice=3; }
else if(document.poll.c4.checked){ var choice=4; }
else {return;}
document.getElementById("pollSubmit").innerHTML="<img src='images/indicator.gif'>";
var vote=false; vote=(window.ActiveXObject) ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();
if(!vote){alert ("Your browser does not support AJAX. You should try Firefox, it's open source and secure.");}
if(vote){
	var id=document.poll.id.value;
	vote.onreadystatechange = function() { updateVote(vote, id); };
	vote.open('GET', '/submit.php?vote&id='+id+'&choice='+choice, true);
	vote.send(null);
}
}

function addReview(){
	if(document.getElementById('galleryPreview').style.display=='none'){
		document.getElementById('galleryPreview').style.display='block';
		document.getElementById('addReview').style.display='none';
	}
	else{
		document.getElementById('galleryPreview').style.display='none';
		document.getElementById('addReview').style.display='block';
	}
}

function updateVote(vote, id){
if (vote.readyState == 4) {
    if (vote.status == 200) {
		var results=vote.responseText;
		results=results.split("-");
		var n1=parseInt(results[0]);
		var n2=parseInt(results[1]);
		var n3=parseInt(results[2]);
		var n4=parseInt(results[3]);
		var total=n1+n2+n3+n4;
		var p1=Math.round(n1 / total * 100);
		var p2=Math.round(n2 / total * 100);
		var p3=Math.round(n3 / total * 100);
		var p4=Math.round(n4 / total * 100);
		document.getElementById('c1percent').innerHTML=p1+"%";
		document.getElementById('c2percent').innerHTML=p2+"%";
		document.getElementById('c3percent').innerHTML=p3+"%";
		document.getElementById('c4percent').innerHTML=p4+"%";
		document.getElementById('c1results').style.width=(p1/100*280)+"px";
		document.getElementById('c2results').style.width=(p2/100*280)+"px";
		document.getElementById('c3results').style.width=(p3/100*280)+"px";
		document.getElementById('c4results').style.width=(p4/100*280)+"px";
		document.getElementById('totalVotes').innerHTML=total;
		document.getElementById('pollResults').style.display='block';
		document.getElementById('choices').style.display='none';
		bakeCookie(id);
		}
    }
}

function bakeCookie(id){
var expirationDate = new Date(); var exp=expirationDate.getTime() + (60 * 24 * 60 * 60 * 1000); expirationDate.setTime(exp); expirationDate.toGMTString();
document.cookie="stevejobs="+id+"; expires="+expirationDate;
}