var MAX=9;
  var img = new MakeArray(MAX);

  nn=(navigator.appName=='Netscape');
  var bV=parseInt(navigator.appVersion);
  nn4=(document.layers) ? true : false;
  ie4=((document.all)&&(bV>=4))?true:false;
  ver4 = (nn4 || ie4) ? true : false;


function selectPost(obj)
{
  if (obj.all.sub.style.display=="none") 
    obj.all.sub.style.display="block";
  else
    obj.all.sub.style.display="none";  
}


  function MakeArray(n){
    for (var i=0;i<n;i++){
	  this['i'+i]=0;
	}
	this.maxlen=n;
	return this;
  }
  function images(org,swap){
    if (document.images){
	  this.org=new Image();
	  this.org.src=org;
	  this.swap=new Image();
	  this.swap.src=swap;
	}
  }
  function Add(name,id){
    img[name]=new images("images_tv/"+"menu_"+name+".gif","images_tv/"+"menu_"+name+"0"+".gif");
  }
  function enter(id){
    if (document.images){
	  document.images[id].src=img[id].swap.src;
    }
  }
  function out(id) {
    if (document.images) {
	  document.images[id].src=img[id].org.src;
	}
  }

function offAll()
{
  document.select.allChannels.checked=false;
}

function selectAllChannels(on_off)
{
	for (i = 0; i < document.select.elements.length; i++)
	{
		var item=document.select.elements[i];
		if (item.name == "channelName")
		{
			item.checked = on_off;
		};
	}
}
function selectFilter(on_off)
{
  if (on_off) 
    document.all.filter.style.visibility="visible";
  else
    document.all.filter.style.visibility="hidden";  
}
function validate_channels()
{
    var count=0;
	for (i = 0; i < document.select.elements.length; i++)
	{
		var item=document.select.elements[i];
		if ((item.name == "channelName")&&(item.checked))
		  count++;
	}
    return (count>0);
}

function validate_searchText()
{
  if (document.search.t.value=="") {
    return false
  }
  else {
    return true
  }
}

function anons (idAnons)
{
   newWin = window.open("/tvprog?kind=anons&an=" + idAnons, "anons", "location=0,menubar=0,toolbar=0,resizable=1,scrollbars=1,width=500,height=300,screenX=100,screenY=100");
   newWin.focus();
}

  Add("main");
  Add("posts");
  Add("howto");
  Add("price");
  Add("programm");
  Add("anons");    
  Add("joke");    
  Add("order");    
  Add("about");