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_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

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);

function P7_ReDoIt() { //v1.21 by PVII
 if(document.layers) {MM_reloadPage(false);}
}



function visivel(visibilidade,nome_layer){ 

//document.getElementById(nome_layer).style.filter = 'blendTrans(3.000)';


//document.all.[nome_layer].filters["blendTrans"].apply();


document.getElementById(nome_layer).style.visibility = visibilidade;


//document.all.[nome_layer].filters["blendTrans"].play();

//controlo das transições


/*
RevealTrans(Duration=1.000,Transition=13)
document.all[nome_layer].filters["blendTrans"].duration = 3;
document.all[nome_layer].filters["blendTrans"].apply();
document.all[nome_layer].filters["blendTrans"].play();
*/
//document.getElementById(nome_layer).style.filter = "Fade(3,0.5,100'1)";
		
return;
}


function menu_background(id_menu,id_titulo){  
if(document.all[id_menu].background == 'menu/menu_aberto.gif'){
		document.all[id_menu].background = '';
	}
	else document.all[id_menu].background = 'menu/menu_aberto.gif';

if(document.all[id_titulo].style.color == 'black'){
		document.all[id_titulo].style.color = '#999999';
	}
	else document.all[id_titulo].style.color = 'black';



return;
}


function troca_imagem(id_imagem,url){


document.all[id_imagem].src = url;


return;
}

	function painel_som(){
		if(document.all['som_ambiente'].hidden == 'true'){
			document.all['som_ambiente'].hidden = 'false';
			document.all['som_ambiente'].Play();
		}
			else {document.all['som_ambiente'].hidden = 'true';
				document.all['som_ambiente'].Stop();
			}
	
				
	return;
	}

var popUpWin=0;
function popUpWindow(URLStr, left, top, width, height)
{
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
  popUpWin = open(URLStr, 'popUpWin', 'toolbar=yes,location=yes,directories=no,status=yes,menubar=yes,scrollbars=yes,resizable=yes,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}