function submenu_open(submenu_id) {
	elemento = document.getElementById(submenu_id);
	if (elemento) {
		if (elemento.style.display == "block") {
			elemento.style.display = "none";
		} else {
			elemento.style.display = "block";
		}
	}
}

function trim(str) {
     s = str.replace(/^(\s)*/, '');
     s = s.replace(/(\s)*$/, '');
     return s;
}

function menuOver(li, hand) {
	li.className = "hover";
	if (hand) {
		li.style.cursor = "pointer";
	} else {
		li.style.cursor = "none";
	}
}
function menuOut(li) {
	if (!li.ativo) {
		li.className = "";
	}
}

function valida_news(form) { //v2.0
	email = trim(form.email.value);
	if (email == "" || email.indexOf("@") < 0 || email.indexOf(".") < 0) {
		alert("Email inválido !");
		form.email.focus();
		return false;
	}
	MM_openBrWindow("","wnews","width=350,height=250,scrollbars=no,status=yes");
	form.submit();
	form.nome.value = "Nome";
	form.email.value = "E-mail";
	return true;
}

function valida_contato(form) { //v2.0
	for (i=0; i<form.elements.length; i++) {
		var type = form.elements[i].type;
		if (type) {
			if (type == "text" || type == "textarea") {
			   if (trim(form.elements[i].value) == "") {
				  alert("Todos os campos são de preenchimento obrigatório !");
				  form.elements[i].focus();
				  return false;
			   }
			}
       }
	}
	return true;
}

function inArray(needle, haystack)
{
   for(key in haystack)
   {
      if(typeof(haystack[key]) == "object")
      {
         if(inArray(needle, haystack[key]))
         {
            return true;
         }
      }
      else
      {
         if(haystack[key].toLowerCase() == needle.toLowerCase())
         {
            return true;
         }
      }
   }
   return false;
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

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) { //v4.01
  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_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_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}