/*
  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 = '<input type="hidden" name="star_rating" value="'+me.title+'"/>';
	preSet = me;
	rated=1;
	//sendRate(me);
	rating(me);
    } else {
	//Reset rating when rating is already set by clicking on stars
	rated  = null;
	preSet = null;
	holder = null;
	rating(me);
    }
}

// Send the rating information somewhere using Ajax or something like that.
function sendRate(sel){
    alert("Your rating was: "+sel.title);
}