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_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_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

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 AchaObj(n, d)
{
	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 = AchaObj(n, d.layers[i].document); 
	return x;
}

function MudaProp(Nomeobj, x, Prop, Valor)
{
	var obj = AchaObj(Nomeobj);
	if (obj && (Prop.indexOf("style.") == -1 || obj.style))
		eval("obj." + Prop + "='" + Valor + "'");
}

function SomeTudo()
{
	var i, Layers = new Array("inic","dipl","covi","memb","cont");
	var tam = 5
	for (i = 0; i <= tam-1; i++)
		MudaProp(Layers[i], '', 'style.visibility', 'hidden');
		//document.getElementById(nomelayer).style.visibility="hidden";
}

function AbreLayer (nomelayer)
{
     document.getElementById(nomelayer).style.visibility="visible";
}

function FechaLayer (nomelayer)
{
     document.getElementById(nomelayer).style.visibility="hidden";
}

function preLoadAll()
{
	MM_preloadImages('imagens/especial/menu_cont_email_2.jpg');
	MM_preloadImages('imagens/especial/menu_cont_list_2.jpg');
	MM_preloadImages('imagens/especial/menu_covi_desc_2.jpg');
	MM_preloadImages('imagens/especial/menu_dipl_link_2.jpg');
	MM_preloadImages('imagens/especial/menu_dipl_jogo_2.jpg');
	MM_preloadImages('imagens/especial/menu_envia_2.jpg');
	MM_preloadImages('imagens/especial/menu_inic_adm_2.jpg');
	MM_preloadImages('imagens/especial/menu_inic_intro_2.jpg');
	MM_preloadImages('imagens/especial/menu_inic_resp_2.jpg');
	MM_preloadImages('imagens/especial/menu_memb_id_2.jpg');
	MM_preloadImages('imagens/especial/menu_memb_lista_2.jpg');
	MM_preloadImages('imagens/especial/menu_memb_morgdan_2.jpg');
	MM_preloadImages('imagens/especial/menu_memb_votacao_2.jpg');
	MM_preloadImages('imagens/especial/menu_memb_foto_2.jpg');
	MM_preloadImages('imagens/especial/menu_memb_tavola_2.jpg');
	MM_preloadImages('imagens/especial/menu_covi_img_2.jpg');
	MM_preloadImages('imagens/especial/menu_covi_news_2.jpg');
	MM_preloadImages('imagens/especial/menu_covi_modb_2.jpg');
	MM_preloadImages('imagens/especial/menu_covi_ambi_2.jpg');
	MM_preloadImages('imagens/especial/menu_covi_arti_2.jpg');
	MM_preloadImages('imagens/especial/menu_covi_avent_2.jpg');
	MM_preloadImages('imagens/especial/menu_covi_ficha_2.jpg');
	MM_preloadImages('imagens/especial/menu_covi_prog_2.jpg');
	MM_preloadImages('imagens/especial/menu_covi_person_2.jpg');
	MM_preloadImages('imagens/especial/menu_covi_conto_2.jpg');
}

function abre_janela(pagina,largura,altura) {
  r = window.open(pagina,'enq','width='+largura+',height='+altura+',toolbar=no,location=no,status=no,menubar=no,resizable=no,scrollbars=yes,left=200,top=30')
}

// Função de validação de emails
function isEmail(emailStr) {
      var emailPat=/^(.+)@(.+)$/
      var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
      var validChars="\[^\\s" + specialChars + "\]"
      var quotedUser="(\"[^\"]*\")"
      var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
      var atom=validChars + '+'
      var word="(" + atom + "|" + quotedUser + ")"
      var userPat=new RegExp("^" + word + "(\\." + word + ")*\\.?$")
      var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")

      var matchArray=emailStr.match(emailPat)
      if (matchArray==null) {
            return false
      }
      var user=matchArray[1]
      var domain=matchArray[2]

      if (user.match(userPat)==null) {
            return false
      }

      var IPArray=domain.match(ipDomainPat)
      if (IPArray!=null) {
              for (var i=1;i<=4;i++) {
                  if (IPArray[i]>255) {
                  return false
                  }
            }
            return true
      }

      var domainArray=domain.match(domainPat)
      if (domainArray==null) {
            return false
      }

      var atomPat=new RegExp(atom,"g")
      var domArr=domain.match(atomPat)
      var len=domArr.length
      if (domArr[domArr.length-1].length<2 ||
            domArr[domArr.length-1].length>3) {
         return false
      }

      if (len<2) {
         return false
      }

      return true;
}

function valida_email(email) {
	
	if (email == "") alert("Por favor, preencha o campo e-mail!");
	else if (isEmail(email)) document.form.submit();
	else {
		alert("Entra com um e-mail válido, por favor!");
		document.form.email.focus();
	}
}