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];}
		alert (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 SW_menuHighlight(strMenuName) {
	var btnPrefix = 'btn_';
	var rflxPrefix = 'rflx_';
	var logoPrefix = 'logo_';
	var onImgDir = 'images/on/';
	var fileExt = '.jpg';
	var a = [ btnPrefix + strMenuName, '', onImgDir + btnPrefix + strMenuName + fileExt, rflxPrefix + strMenuName, '', onImgDir + rflxPrefix + strMenuName + fileExt, 1];
	
	var i,j=0,x; 
	document.SW_sr=new Array; 
	for(i=0;i<(a.length-2);i+=3)
	if ((x=MM_findObj(a[i]))!=null){
		document.SW_sr[j++]=x; 
		if(!x.oSrc) x.oSrc=x.src; 
		x.src=a[i+2];
	}
}

function SW_menuRestore() { var i,x,a=document.SW_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc; }
function SW_preloadImages(a) {
	var d=document; 
	if(d.images){ 
	if(!d.SW_p) d.SW_p=new Array();
	var i,j=d.SW_p.length; 
	for(i=0; i<a.length; i++) if (a[i].indexOf("#")!=0){ d.SW_p[j]=new Image; d.SW_p[j++].src=a[i];}
	}
}
function validateNewsletterForm(oForm) {
	var emailVal = oForm.elements['email'].value;
	var re = /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,5})+$/;
	if (re.test(emailVal)) return true;
	alert ('Por favor introduza um endereço de e-mail válido.');
	oForm.elements['email'].focus();
	return false;
}
var arrPreloadImages = [
	'images/on/btn_cotacambios.jpg',	'images/on/rflx_cotacambios.jpg',
	'images/on/btn_casaviola.jpg',	'images/on/rflx_casaviola.jpg',
	'images/on/btn_cotaserv.jpg',	'images/on/rflx_cotaserv.jpg',
	'images/on/btn_cotapharma.jpg',	'images/on/rflx_cotapharma.jpg',
	'images/on/btn_cotaseguros.jpg',	'images/on/rflx_cotaseguros.jpg',
	'images/on/btn_cotaviagens.jpg',	'images/on/rflx_cotaviagens.jpg'
	];