// $Id: rating_update.js 235 2009-08-25 12:39:17Z fwhite $

// All part of the Dynamic Star Rating by Jordan Boesch!

// http://creativecommons.org/licenses/by-nc-nd/2.5/ca/

// PRE-LOAD IMAGES -----------------------------



if (document.images){

  pic1 = new Image(220,19);

  pic1.src = imageurl+"/rating_loading.gif";



  pic2 = new Image(25,75);

  pic2.src =  imageurl+"/rating_star.gif";



  pic3 = new Image(25,75);

  pic3.src =  imageurl+"/rating_star_2.gif";



  pic4 = new Image(16,13);

  pic4.src =  imageurl+"/rating_tick.gif";

}



// 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,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 = 'block';

                                loader.innerHTML = '<div class="voted_twice" style="backgound:#000000; color:#0E63A4; font-family:Tahoma; font-size:8pt;">الفيديو تم التقييم عليه مسبقا</div>';



                        } else {



                                loader.style.display = 'block';

                                loader.innerHTML = '<div class="voted" style="backgound:#000000; color:#0E63A4; font-family:Tahoma; font-size:8pt;">شكرا لك تم التقييم </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+' Vote';

                                        } else {

                                                document.getElementById('showvotes_'+id).innerHTML = newval+' Votes';

                                        }

                                }



                                var ulRater = document.getElementById('rater_'+id);

                                ulRater.className = 'star-rating2';



                                var all_li = ulRater.getElementsByTagName('li');



                                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 = '<img src="'+imageurl+'/rating_loading.gif" alt="loading" />';

                }



        }

        var url = baseurl+"/rating_process.php";

        var params = "id="+id+"&rating="+rating;

        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);



}