// testado em IE5,IE6 e Firefox
function getById(id){if(getById.arguments.length==1)return document.getElementById(id);else return getById.arguments[1].getElementById(id);};
function getByName(name){if(getByName.arguments.length==1)return document.getElementsByName(name)[0];else if(getByName.arguments.length==2) return getByName.arguments[1].getElementsByName(name)[0]; else return getByName.arguments[1].getElementsByName(name);};
function go(link){window.location=link;return true;}
function goTop(link){if(top)top.location=link;return true;}
function goParent(link){if(parent)parent.location=link;return true;}
function goPrev(){history.back();return true;}
function troverh(tr){if(tr)tr.style.backgroundColor='#F1B9B8';tr.style.cursor='hand';return true;};
function trout(tr,num){if(tr)if(num==0)tr.style.backgroundColor='#FFFFFF';else tr.style.backgroundColor='#F8DDDC';return true;};

function IsDigit() {return ((event.keyCode >= 48) && (event.keyCode <= 57));}
function IsDigitFloat() {return (((event.keyCode >= 48) && (event.keyCode <= 57)) || event.keyCode == 46);}

function IsDigitApolice() {return (((event.keyCode >= 48) && (event.keyCode <= 57)) || event.keyCode == 47 || event.keyCode == 92);}

function IsEmailAddress(email) {
	var s = "", re;
	s = "" + email + "";
	if (s.length == 0) {return true;}
	s = s.replace(/^\s*|\s*$/g, "");
	if (s == "undefined" || s.length < 6) {return false;}
	re = /\s+/g
	if (re.test(s)) {return false;}
	re = /^(\w|[^_]\.|[\-])+((\@){1}([^_]))(([a-z]|[\d]|[\-]|\.)+|([^_]\.[^_])*)+\.[a-z]{2,6}$/i
	if (!re.test(s)) {return false;}
	re = /\.(a[c-gil-oq-uwz]|b[a-bd-jm-or-tvwyz]|c[acdf-ik-orsuvx-z]|d[ejkmoz]|e[ceghr-u]|f[i-kmorx]|g[abd-ilmnp-uwy]|h[kmnrtu]|i[delm-oq-t]|j[emop]|k[eg-imnprwyz]|l[a-cikr-vy]|m[acdghk-z]|n[ace-giloprtuz]|om|p[ae-hk-nrtwy]|qa|r[eouw]|s[a-eg-ort-vyz]|t[cdf-hjkm-prtvwz]|u[agkmsyz]|v[aceginu]|w[fs]|y[etu]|z[admrw]|com|edu|net|org|mil|gov|biz|pro|aero|coop|info|name|museum)$/i
	if (!re.test(s)) {return false;}
	re = /\.\./
	if (re.test(s)) {return false;}
	re = /\@\@/
	return(!re.test(s));
}
function onblur_email(obj,mensagemErro){
	if (!IsEmailAddress(obj.value)){
		alert('O email inserido é inválido');
		obj.value='';
		obj.focus();
	}
}

function submeter_pesquisa(){
	var ctrl, txt_error;
	ctrl = eval(document.all.pesquisa);
	
	if(ctrl.value==''){
		alert('Por favor, introduza um parâmetro para a pesquisa.');
		ctrl.focus();
	}else{
		with(document.all)
			form1.funcao.value = 'pesquisar';
			form1.action = 'pesquisa.asp';
			form1.target = '_top';
			form1.submit();
	}
}

function submeter_mail(){
	var vEmail;
	
	vEmail = document.all.email.value;	
	
	if(vEmail=='' || !IsEmailAddress(vEmail)){
		alert('Introduza um email válido.');
		document.getElementById('email').value='';
		document.getElementById('email').focus();
	}else{
		with(document.all)
			form1.funcao.value = 'newsletter';
			form1.action = 'newsletter.asp';
			form1.target = '_top';
			form1.submit();
	}
}

function submitenter(myfield,e,tipo)
{
var keycode;
if (window.event) keycode = window.event.keyCode;
else if (e) keycode = e.which;
else return true;

if (keycode == 13)
   {
   switch(tipo){
		case 'pesquisa': submeter_pesquisa(); break;
		case 'newsletter': submeter_mail(); break;
   }
   //myfield.form.submit();
   return false;
   }
else
   return true;
}

function AbreFicheiro(link)
{
	var str_buffer='<html><frameset framespacing=0 border=0 frameborder=0 rows="100%,*"><frame scrolling=auto src="' + link + '"</frameset></html>';
	var w = window.open("", "","left=0,top=0,width='+parseInt(screen.availWidth)+',height='+parseInt(screen.availHeight)+',toolbar=0,status=0,scrollbars=1,location=0,menubar=0,directories=no,channelmode=no,resizable=1,menubar=no,fullscreen=0'");
	w.opener = self;
	w.moveTo(-4,-4);
	w.resizeTo(screen.availWidth+8,screen.availHeight+8);
	var doc = w.document;
	doc.write (str_buffer);
	doc.close();
}