var fullImgPath = "/lib/ratingImage/star.png";
var emptyImgPath = "/lib/ratingImage/empstar.png";
var activeImagePath = "/lib/ratingImage/over.png";
var rElemID = "rTxt";
var ratingLength = 5;

function rOut (elem, rating)
{
  var resSplit = elem.id.split("_",3);
  for (i = 0; i <= resSplit[2]; i++)
    document.getElementById (resSplit[0]+"_"+resSplit[1]+"_"+i).src = (i<rating) ? fullImgPath : emptyImgPath;
}

function rOver (elem)
{
  var resSplit = elem.id.split("_",3);
  for (i = 0; i <= resSplit[2]; i++)
   document.getElementById(resSplit[0]+"_"+resSplit[1]+"_"+i).src = activeImagePath;
}


function rClick (elem)
{
  var resSplit = elem.id.split("_",3);
  var value = parseInt(resSplit[2])+1;
  var item_id = resSplit[1];
  
  var xmlHttp;
  try {
    xmlHttp = new XMLHttpRequest();
  }
  catch (e) {
    try {
      xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch (e) {
      xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
  xmlHttp.onreadystatechange=function()
  {
    if(xmlHttp.readyState==4)
    {
      if (xmlHttp.responseText == '0')
      {
        location.href ='/usr/login.php';
        return false;
      }

      var myResultSplit = xmlHttp.responseText.split(";",2);
      document.getElementById(rElemID+"_"+item_id).innerHTML = myResultSplit[0];
      for (i = 0; i < ratingLength; i++)
      {
        var element = document.getElementById (resSplit[0]+"_"+item_id+"_"+i);
        element.onclick = '';
        element.onmouseover = '';
        element.onmouseout = '';
        element.src = (i <= value) ? activeImagePath : emptyImgPath;
      }
    }
  }
  
  if (value > 0 && item_id > 0)
  {
    xmlHttp.open("GET","/lib/vote.php?item_id="+item_id+"&val="+value+"&"+Math.random(),true);
    xmlHttp.send(null);
  }

}