var n = 3;

function inicioH()
{
    if( $("noticias"))
    {
      var li = $E($("noticias"),"li");
      var imn = $E($("noticias"),"img");
      
      for( var i=0; i < li.length; i++)
      {
        li[i].style.display = "none";
        li[i].id = "noticias-li"+i;
      }
      
      for( i=0; i < imn.length; i++)
      {
        var w = imn[i].width;
        var h = imn[i].height;
        
        if( w >= h)
        {
          var fator = h/w;
          imn[i].style.width  = "180px";
          imn[i].style.height = (180*fator)+"px"; 
        }
        
        else
        {
          var fator = w/h;
          imn[i].style.height = "160px";
          imn[i].style.width = (160*fator)+"px";
        }
      }
      
      transicaoNoticias();
  }
  
    var img = $E($("home-vereador"),"img");
    
    for( i=0; i < img.length; i++)
    {
        addEvent(img[i],"mouseover",mostraNome);
        addEvent(img[i],"mouseout",escondeNome);
    }
}

function transicaoNoticias()
{
  var p = n == 3 ? 0 : n+1;
  eval('$("noticias-li'+n+'").style.display = "none"');
  eval('$("noticias-li'+p+'").style.display = "block"');
  n = p;
  
  setTimeout(transicaoNoticias,7000);
}

function mostraNome(e)
{
  var g = getSource(e);
  $("nome-vereador").innerHTML = g.title;
}

function escondeNome()
{
  $("nome-vereador").innerHTML = "15ª Legislatura";
}

addEvent(window,"load",inicioH);