sAgent = navigator.userAgent;
bIsMac = sAgent.indexOf("Mac") > -1;    
bIsIE = sAgent.indexOf("MSIE") > -1;
bIsNN = sAgent.indexOf("MSNN") > -1;
bIsIE4 = sAgent.indexOf("IE 4") > -1;
bIsIE5 = sAgent.indexOf("IE 5")  > -1;
bIsIE6 = sAgent.indexOf("IE 6")  > -1;
bIsNav = sAgent.indexOf("Mozilla") > -1 && !bIsIE;
bDoesAll = (bIsIE4 || bIsIE5 || bIsIE6) && !bIsMac && !bIsNN;

function tabela(objMenu) {
    if (bDoesAll | bIsMac) {
        if (objMenu.style.display == "none") {
            objMenu.style.display = "";
			
        }
        else {
            objMenu.style.display = "none";
        }
    }
}

function tier1Menu(objMenu,objTitulo) {
    if (bDoesAll | bIsMac) {
        if (objMenu.style.display == "none") {
            objMenu.style.display = "";
			objTitulo.className = "fundomenuescuro";
			//alert(objTitulo.class);
			
        }
        else {
            objMenu.style.display = "none";
			objTitulo.className = "fundomenu";
			//alert(objTitulo.class);			
        }
    }
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);