/*
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,productid,userid){
	
	
	//if(userid==0)
	//{
		//alert("Please Login")
		//return false;
	//}
	
	
	if(!rated){
		
		document.getElementById("rateStatus").innerHTML = document.getElementById("ratingSaved").innerHTML + " :: "+me.title;
		preSet = me;
		rated=1;
		sendRate(me,productid,userid);
		rating(me);
	}
}

// Send the rating information somewhere using Ajax or something like that.
function sendRate(sel,productid,userid){
	value = sel.id.replace("_","");	
	url = prevDirs+'ajaxrat.php?rate='+value+'&pid='+productid+'&uid='+userid;
	xmlHttp = new GetXmlHttpObject();
	xmlHttp.onreadystatechange = stateChanged;
	xmlHttp.open("GET", url, true);
	xmlHttp.send(null);
	function stateChanged() {
		if(xmlHttp.readyState == 4 || xmlHttp.readyState == "completed") {
			//alert("Your rating was: "+sel.title);
		}
	}
}