if(navigator.appName=="Microsoft Internet Explorer"){
    T=["object","embed","applet"];
    for(j=0;j<2;j++){
    E=document.getElementsByTagName(T[j]);
    for(i=0;i<E.length;i++){
    P=E[i].parentNode;
    H=P.innerHTML;
    P.removeChild(E[i]);
    P.innerHTML=H;
    }}}
    
    var Open = ""
    var Close = ""
    var LastObj = null
    var LastImg = null

    function preload(){
    if(document.images){
	    Open = new Image(11,11)    
	    Close = new Image(11,11)
	    //Open.src = "imagens/mais.jpg"
	    //Close.src = "imagens/menos.jpg"
	    
    }}


    function showhide(what,what2){
    if ((LastObj!=null) && (LastObj!=what)){
      LastObj.style.display='none';
    }
    if (LastObj!=what){
      LastObj=what;
    }
    if ((LastImg!=null) && (LastImg!=what2)){
      LastImg.src=Open.src;
    }
    if (LastImg!=what2){
      LastImg=what2;
    }
    if (what.style.display=='none'){
      what.style.display='';
      if (what2!=null) {
        what2.src=Close.src;
      }
    }
    else{
      what.style.display='none'
      if (what2!=null) {
        what2.src=Open.src;
      }
    }
    }
    
    function showhide(what){
    if ((LastObj!=null) && (LastObj!=what)){
      LastObj.style.display='none';
    }
    if (LastObj!=what){
      LastObj=what;
    }
    if (what.style.display=='none'){
      what.style.display='';
    }
    else{
      what.style.display='none'
    }
    }