function $(id){return document.getElementById(id)};
isIE=(navigator.appName.indexOf("Microsoft")>-1 && navigator.userAgent.indexOf("Opera")<0);
isIEold=isIE && (navigator.userAgent.indexOf("MSIE 5")>0 || navigator.userAgent.indexOf("MSIE 6")>0);

OptimVideo = {
  selects: [],

  show: function () {
    if (isIEold) {
      this.selects = document.getElementsByTagName("select");
      for(i = 0; i < this.selects.length; i++) {
        this.selects[i].style.visibility = "hidden";
      }
    }
    var opacity = 0;
    setOpacity(0);
    var i = setInterval(function(){
      opacity += 20;
      setOpacity(opacity);
      if (opacity == 80) clearInterval(i);
    }, 50);
    $("hAll").style.display="block";
    var so = new SWFObject("i/optim_player2.swf","optim_player2","512","323","9","#FFFFFF");
    so.addParam("wmode", "transparent");
    so.write("optim_player");
  },

  hide: function () {
     var selects=this.selects;
     var opacity = 80;
      var i = setInterval(function(){
        opacity -= 20;
        setOpacity(opacity);
        if (opacity == 0) {
          clearInterval(i);
          $("hAll").style.display="none";
          if (isIEold) {
            for(i = 0; i < selects.length; i++) {
              selects[i].style.visibility = "";
            }
          }
        }
      }, 50);
  }
};

function setOpacity (percent) {
  var els = $("hideall").style;
  if (isIE) {
    els.filter = "alpha(opacity=" + percent + ")";
  } else {
    els.opacity = percent / 100;
  }
}