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

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_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 emailCheck (emailStr) {
/* The following pattern is used to check if the entered e-mail address
   fits the user@domain format.  It also is used to separate the username
   from the domain. */
var emailPat=/^(.+)@(.+)$/
/* The following string represents the pattern for matching all special
   characters.  We don't want to allow special characters in the address. 
   These characters include ( ) < > @ , ; : \ " . [ ]    */
var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
/* The following string represents the range of characters allowed in a 
   username or domainname.  It really states which chars aren't allowed. */
var validChars="\[^\\s" + specialChars + "\]"
/* The following pattern applies if the "user" is a quoted string (in
   which case, there are no rules about which characters are allowed
   and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
   is a legal e-mail address. */
var quotedUser="(\"[^\"]*\")"
/* The following pattern applies for domains that are IP addresses,
   rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
   e-mail address. NOTE: The square brackets are required. */
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
/* The following string represents an atom (basically a series of
   non-special characters.) */
var atom=validChars + '+'
/* The following string represents one word in the typical username.
   For example, in john.doe@somewhere.com, john and doe are words.
   Basically, a word is either an atom or quoted string. */
var word="(" + atom + "|" + quotedUser + ")"
// The following pattern describes the structure of the user
var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
/* The following pattern describes the structure of a normal symbolic
   domain, as opposed to ipDomainPat, shown above. */
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")


/* Finally, let's start trying to figure out if the supplied address is
   valid. */

/* Begin with the coarse pattern to simply break up user@domain into
   different pieces that are easy to analyze. */
var matchArray=emailStr.match(emailPat)
if (matchArray==null) {
  /* Too many/few @'s or something; basically, this address doesn't
     even fit the general mould of a valid e-mail address. */
	alert("Email incorrecto (verificar @ e .'s)")
	return false
}
var user=matchArray[1]
var domain=matchArray[2]

// See if "user" is valid 
if (user.match(userPat)==null) {
    // user is not valid
    alert("O username nao parece estar correcto.")
    return false
}

/* if the e-mail address is at an IP address (as opposed to a symbolic
   host name) make sure the IP address is valid. */
var IPArray=domain.match(ipDomainPat)
if (IPArray!=null) {
    // this is an IP address
	  for (var i=1;i<=4;i++) {
	    if (IPArray[i]>255) {
	        alert("IP de destino invalido!")
		return false
	    }
    }
    return true
}

// Domain is symbolic name
var domainArray=domain.match(domainPat)
if (domainArray==null) {
	alert("O dominio não parece estar correcto.")
    return false
}

/* domain name seems valid, but now make sure that it ends in a
   three-letter word (like com, edu, gov) or a two-letter word,
   representing country (uk, nl), and that there's a hostname preceding 
   the domain or country. */

/* Now we need to break up the domain to get a count of how many atoms
   it consists of. */
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) {
   // the address must end in a two letter or three letter word.
   alert("O endereço tem de terminar com 2 ou 3 letras.")
   return false
}

// Make sure there's a host name preceding the domain.
if (len<2) {
   var errStr="Falta o hostname no endereço."
   alert(errStr)
   return false
}

// If we've gotten this far, everything's valid!
return true;
}

function IsNumeric(sText)
{
   var ValidChars = "+0123456789";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
}

function addNewsletter(){

var mail = document.all.newsletter.value;
var check = emailCheck(mail);

if(check){

	//Adicionar newsletter
	document.all.newsletter.style.display = 'none';
	document.all.load_newsletter.style.display = 'block';
	
	
	if(browser == 'firefox'){
		document.getElementById('frameNewsletter').contentDocument.getElementById('newsletter').value = mail;
		document.getElementById('frameNewsletter').contentDocument.getElementById('add_newsletter').submit();	
	} else{
		parent.frameNewsletter.add_newsletter.newsletter.value = mail;
		parent.frameNewsletter.add_newsletter.submit();	
	}

}


}

var browser;

function checkBrowser() {
	if (navigator.appName.toLowerCase().indexOf('microsoft internet explorer') > -1){
		browser = 'ie';
		document.getElementById('frameNewsletter').style.display = 'none';
		}
	else
	if (navigator.appName.toLowerCase().indexOf('netscape') > -1){
		browser = 'firefox';
		document.getElementById('frameNewsletter').style.visibility = 'hidden';
		}
}

function subMenus(id){

	 document.getElementById('sb_1').style.display = 'none';
	 document.getElementById('sb_2').style.display = 'none';
	 document.getElementById('sb_3').style.display = 'none';
	 
	 if(id){ document.getElementById('sb_'+id).style.display = 'block'; }
 
}

function checkContacts(){

	var nome = document.all.nome.value;
	var mail = document.all.mail.value;
	var mensagem = document.all.mensagem.value;
	var check = emailCheck(mail);
	
	if(check){
		if(!nome){ alert('Tem de colocar 1 nome'); }
		else{
		
			if(browser == 'firefox'){
				document.getElementById('frameContact').contentDocument.getElementById('nome').value = nome;
				document.getElementById('frameContact').contentDocument.getElementById('mail').value = mail;
				document.getElementById('frameContact').contentDocument.getElementById('mensagem').value = mensagem;
				document.getElementById('frameContact').contentDocument.getElementById('send_contact').submit();	
			} else{
				parent.frameContact.send_contact.nome.value = nome;
				parent.frameContact.send_contact.mail.value = mail;
				parent.frameContact.send_contact.mensagem.value = mensagem;
				parent.frameContact.send_contact.submit();	
			}
		
		}
	}

}