/*
Author: Addam M. Driver
Date: 10/31/2006
*/

var sMax;	// Isthe maximum number of stars
var holder; // Is the holding pattern for clicked state
var preSet; // Is the PreSet value onces a selection has been made
var rated;

// Rollover for image Stars //
function rating(num){
	sMax = 0;	// Isthe maximum number of stars
	for(n=0; n<num.parentNode.childNodes.length; n++){
		if(num.parentNode.childNodes[n].nodeName == "A"){
			sMax++;	
		}
	}
	
	if(!rated){
		s = num.id.replace("_", ''); // Get the selected star
		a = 0;
		for(i=1; i<=sMax; i++){		
			if(i<=s){
				document.getElementById("_"+i).className = "on";
				document.getElementById("rateStatus").innerHTML = num.title;	
				holder = a+1;
				a++;
			}else{
				document.getElementById("_"+i).className = "";
			}
		}
	}
}

// For when you roll out of the the whole thing //
function off(me){
	if(!rated){
		if(!preSet){	
			for(i=1; i<=sMax; i++){		
				document.getElementById("_"+i).className = "";
				document.getElementById("rateStatus").innerHTML = me.parentNode.title;
			}
		}else{
			rating(preSet);
			document.getElementById("rateStatus").innerHTML = document.getElementById("ratingSaved").innerHTML;
		}
	}
}

// When you actually rate something //
function rateIt(me){
	if(!rated){
		document.getElementById("rateStatus").innerHTML = document.getElementById("ratingSaved").innerHTML + " : "+me.title;
		preSet = me;
		rated=1;
		sendRate(me);
		rating(me);
	}
}

// Send the rating information somewhere using Ajax or something like that.
function sendRate(sel){

var x = location.search.substr(1).split("&")
	for (var i=0; i<x.length; i++)
	{
		var y = x[i].split("=");
		if (y[0] == "playlist"){
			var plid = y[1];
			if (sel.title == "Terrible"){
			var ratingasnum = "1"
			}
			if (sel.title == "Not Bad"){
			var ratingasnum = "2"
			}
			if (sel.title == "Pretty Good"){
			var ratingasnum = "3"
			}
			if (sel.title == "Very Good"){
			var ratingasnum = "4"
			}
			if (sel.title == "Excellent"){
			var ratingasnum = "5"
			}			
			var surl2 = "/rateplaylist.php?playlist="+plid+"&rating="+ratingasnum;

			var oRequest = new XMLHttpRequest();

			oRequest.open("GET",surl2,false);
			oRequest.setRequestHeader("User-Agent",navigator.userAgent);
			oRequest.send(null)

			if (oRequest.status==200) alert(oRequest.responseText);
			else alert("Apologies, there was an error reporting your rating to our server. Please post in the forum to make us aware if this continues.");
}			
		}
	}