// All part of the Dynamic Star Rating by Jordan Boesch!
// http://creativecommons.org/licenses/by-nc-nd/2.5/ca/
// PRE-LOAD IMAGES -----------------------------

// AJAX
var xmlHttp
function GetXmlHttpObject() {
	var xmlHttp = null;
	try {
		// Firefox, Opera 8.0+, Safari
		xmlHttp = new XMLHttpRequest();
	}
	catch (e) {
		// Internet Explorer
		try {
			xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e) {
			xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	return xmlHttp;
}

// Calculate the rating
function rate(rating,id,rtype,show5,showPerc,showVotes) {
	xmlHttp = GetXmlHttpObject()
	if(xmlHttp == null) {
		alert ("Your browser does not support AJAX!");
		return;
	}
	xmlHttp.onreadystatechange = function() {
	var loader = document.getElementById('loading_'+id);
	var uldiv = document.getElementById('ul_'+id);
		if (xmlHttp.readyState == 4) { 
			//loader.style.display = 'none';
			var res = xmlHttp.responseText;
			//alert(res);
			if(res == 'already_voted') {
				loader.style.display = 'none';
				//loader.style.display = 'block';
				loader.innerHTML = '<div class="voted_twice">You already voted!</div>';
			} else {
				loader.style.display = 'none';
				//loader.style.display = 'block';
				loader.innerHTML = '<div class="voted">Thanks for voting!</div>';
				if(show5 == true) {
					var out = document.getElementById('outOfFive_'+id);
					var calculate = res/20;
					out.innerHTML = Math.round(calculate*100)/100; // 3.47;
					//out.innerHTML = Math.round((calculate*2),0)/2; // 3.5;
				} 
				if(showPerc == true) {
					var perc = document.getElementById('percentage_'+id);
					//var newPerc = Math.round(Math.ceil(res/5))*5;
					var newPerc = res;
					perc.innerHTML = newPerc+'%';
				}
				else if(showPerc == false) {
					var newPerc = res;
				}
				if(showVotes == true) {
					var votediv = document.getElementById('showvotes_'+id).firstChild.nodeValue;
					var splitted = votediv.split(' ');
					var newval = parseInt(splitted[0]) + 1;
					if(newval == 1) {
						document.getElementById('showvotes_'+id).innerHTML = newval+' Oy';
					} else {
						document.getElementById('showvotes_'+id).innerHTML = newval+' Oy';
					}
				}
				var ulRater = document.getElementById('rater_'+id);
				ulRater.className = 'star-rating2';
				var all_li = ulRater.getElementsByTagName('li');
				// start at 1 because the first li isn't a star
				for(var i=1;i<all_li.length;i++) {
					all_li[i].getElementsByTagName('a')[0].onclick = 'return false;';
					all_li[i].getElementsByTagName('a')[0].setAttribute('href','#');
				}
				if(navigator.appName == 'Microsoft Internet Explorer') {
					uldiv.style.setAttribute('width',newPerc+'%'); // IE
				 } else {
					uldiv.setAttribute('style','width:'+newPerc+'%'); // Everyone else
				 }
			}
		} else {
			loader.innerHTML = '';	
		}
	}
	var url = "katman/oylama/oylama.php";
	var params = "id="+id+"&rating="+rating+"&rtype="+rtype;
	xmlHttp.open("POST",url,true);
	xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlHttp.setRequestHeader("Content-length", params.length);
	xmlHttp.setRequestHeader("Connection", "close");
	xmlHttp.send(params);
}