var dests = new Array();

//dests[0] = "dest_forum";
dests[0] = "dest_1";
dests[1] = "dest_2";
dests[2] = "dest_3";
dests[3] = "dest_4";
var length = 0;
function travaDestaque()
{
  clearInterval(animaDestTimer); 
}

function changeDestaque(lnk,dstName) {
  //alert(dstName);
  goChangeDestaque(lnk,dstName);
  clearInterval(animaDestTimer);
}

function goChangeDestaque(lnk,dstName) {
    clearBtns(lnk,dstName);
    lnk.parentNode.className = "selected";
    document.getElementById(dstName).className += " show";
}

function clearBtns(lnk,dstName) {
    var ul = lnk.parentNode.parentNode;
    var li = ul.getElementsByTagName("li");
    //alert(ul);
    for(var i = 0 ;i<li.length; i++) 
    {
      li[i].className = "";
    }
    //alert(dests.lenght);
    for(var i = 0 ;i<length; i++) 
    {
      var ele = document.getElementById(dests[i]);
      var cn = ele.className;
      //alert(cn+" - "+i+" - "+dests.lenght);
      ele.className = cn.replace(" show","");
    }
}

var count = 1;
var animaDestTimer;
function anima_destaque() 
{
    if((count) >= length) {
      count = 0;
  }
  
  var eleLnk = document.getElementById("lnk_"+dests[count]);
  //var eleDest = document.getElementById(dests[count]);
    //alert(eleLnk,eleDest);
  goChangeDestaque(eleLnk,dests[count]);

  count++;
}

function init() {
    animaDestTimer = setInterval(anima_destaque,10000);
   
    if(document.getElementById("lnk_dest_1"))
    {
      length = length +1;
    }
    if(document.getElementById("lnk_dest_2"))
    {
      length = length +1;
    }
    if(document.getElementById("lnk_dest_3"))
    {
      length = length +1;
    }
    if(document.getElementById("lnk_dest_4"))
    {
      length = length +1;
    }
    //alert(length);
}

window.onload = init;