function GetXmlHttpObject()  {
	var xmlHttp=null; try { xmlHttp=new XMLHttpRequest(); }
	catch (e) { try { xmlHttp=new ActiveXObject("Msxml2.XMLHTTP"); }
   	catch (e) { xmlHttp=new ActiveXObject("Microsoft.XMLHTTP"); } } return xmlHttp;
}
function getMultiple(ob,type) { 
	var strSel = "";
	var strSep = "";
	var curValue = "";
	for (var i=0;i<ob.options.length;i++)
	{ 
		if (ob.options[i].selected||type==3) 
		{
			if (type==1) 
			{
				strSel +=  strSep + i; 
				strSep = ",";
			}
			else if(type==3)
			{
				curValue = ob.options[i].value;
				if (curValue.indexOf(',')==-1)
				{
					strSel +=  strSep + ob.options[i].value; 
					strSep = ",";
				}
			}
			else
			{
				strSel +=  strSep + ob.options[i].value; 
				strSep = ",";
			}
		}
	} 
	return strSel;
}
function ajax_action(action_name, arrNames, arrValues, post) {
	if (arrNames.length != arrValues.length) { alert ("Error! not same length of names and values."); return; }
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null) { alert ("Your browser does not support AJAX!");	return;	}
	var url="/assets/ajax/ajax_getdetails.asp" + "?sid="+Math.random();
	var DataToSend = "action_name="+action_name+"&";
	if (arrNames!=null && arrValues!=null)
	{
		DataToSend+=arrNames[0]+"="+arrValues[0];
		for (var j=1;j<arrValues.length;j++)
			DataToSend=DataToSend+"&"+arrNames[j]+"="+arrValues[j];
	}
	xmlHttp.onreadystatechange=stateChanged;
	if (!post) { url += "&" + DataToSend; xmlHttp.open("GET",url,true);	xmlHttp.send(null);	}
	else { xmlHttp.open("POST",url,true);
		   xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		   xmlHttp.send(DataToSend); }
}
function stateChanged() {
	if (xmlHttp.readyState==4 && xmlHttp.status == 200)
	{
		var response_text =  xmlHttp.responseText;
		while ( response_text.indexOf(" ")==0 )
		{
			response_text = response_text.substring(1, response_text.length);
		}
		var action_type = response_text.substring(0, 3);
		var action_name_end = response_text.indexOf(" ");
		if (xmlHttp.responseText.length>1 && action_name_end)
		{
			var action_name = response_text.substring(0, action_name_end);
			response_text = response_text.substring(action_name_end+1,response_text.length);
			var info_array = response_text.split('|');
			xxx_action_response(action_name, info_array);
		}
	}
}
function xxx_action_response(action_name, xxx_info_array)
{
	switch(action_name)
	{
		case "xxx_vote":
			if (xxx_info_array.length) HandleVote(null,1,xxx_info_array); break;		
		case "xxx_cancelvote":
			if (xxx_info_array.length) CancelVote(null,1,xxx_info_array); break;				
	}
}
function HandleVote(flag, response, info_array, imgID, voteScore)
{
	
	if (response==null) {
		var infoname = new Array(); var infoval = new Array();
		infoname[0]='imgID'; infoval[0]=imgID;
		infoname[1]='scoreVoted'; infoval[1]=voteScore;
		ajax_action('xxx_vote',infoname,infoval,1);
	}
	if (response==1)
	{
		var imgID = info_array[2];
		var bVoted = info_array[3];
		var intVotes = info_array[4];
		var intScore = info_array[5];
		var intScoreVoted = info_array[6];
		if (bVoted!=1) return;
		var objVoteDiv = document.getElementById('divVote'+imgID);
		var objVoteThanksDiv = document.getElementById('divVoteThanks'+imgID);
		var objVoteScoreTD = document.getElementById('tdVoteScore'+imgID);
		objVoteDiv.style.display = 'none';
		objVoteThanksDiv.style.display = 'block';
		objVoteThanksDiv.innerHTML += "&nbsp;&nbsp;הצבעת " + intScoreVoted + " מתוך 5&nbsp;<a href='javascript:CancelVote(null,null,null," + imgID + ");'>ביטול הצבעה</a>";
		objVoteScoreTD.innerHTML = 'הצבעות: ' + intVotes + ' | ' + 'ניקוד מצטבר: ' + intScore;
	}
}

function CancelVote(flag, response, info_array, imgID)
{
	
	if (response==null) {
		var infoname = new Array(); var infoval = new Array();
		infoname[0]='imgID'; infoval[0]=imgID;
		ajax_action('xxx_cancelvote',infoname,infoval,1);
	}
	if (response==1)
	{
		var imgID = info_array[2];
		var bVoted = info_array[3];
		var intVotes = info_array[4];
		var intScore = info_array[5];
		if (bVoted!=1) return;
		var objVoteDiv = document.getElementById('divVote'+imgID);
		var objVoteThanksDiv = document.getElementById('divVoteThanks'+imgID);
		var objVoteScoreTD = document.getElementById('tdVoteScore'+imgID);
		objVoteDiv.style.display = 'block';
		objVoteThanksDiv.style.display = 'none';
		objVoteThanksDiv.innerHTML = "תודה על הצבעתך!";
		var objVotingRadio = objVoteDiv.getElementsByTagName("INPUT");
		for (var i =0;i<objVotingRadio.length;i++)
		{
			objVotingRadio[i].checked = false;
		}
		objVoteScoreTD.innerHTML = 'הצבעות: ' + intVotes + ' | ' + 'ניקוד מצטבר: ' + intScore;
	}
}