// JavaScript Document

// Validación de formularios
function validar() {
if (document.forms[0].nom.value.length == 0 ) {
alert('Si us plau, indica el teu nom');
document.forms[0].nom.focus();
return false;
} else if (document.forms[0].cognoms.value.length == 0 ) {
alert('Si us plau, indica el teu cognom');
document.forms[0].cognoms.focus();
return false;  
} else if (document.forms[0].mail.value.length == 0 || document.forms[0].mail.value.indexOf('.')==-1 || document.forms[0].mail.value.indexOf('@')==-1) {
alert('Si us plau, indica el teu e-mail');
document.forms[0].mail.focus();
return false;
<!-- } else if (document.forms[0].telefon.value.length == 0 ) {
<!-- alert('Si us plau, introdueix el teu telčfon');
<!-- document.forms[0].telefon.focus();
<!-- return false;
<!-- } else if (document.forms[0].contacte.value.length == 0 ) {
<!-- alert('Si us plau, introdueix la teva titulació');
<!-- document.forms[0].contacte.focus();
<!-- return false;
<!-- } else if (document.forms[0].sollicitud.value.length == 0 ) {
<!-- alert('Si us plau, introdueix un comentari');
<!-- document.forms[0].sollicitud.focus();
<!-- return false;
} else {
document.forms[0].submit();
}
}


// links externos
function openExternal(){
if(!document.getElementsByTagName) return;
var anchors = document.getElementsByTagName('a');
for(var i = 0; i < anchors.length; i++){
var thisAnchor = anchors[i];
if(thisAnchor.getAttribute('href') && thisAnchor.getAttribute('rel') == 'external'){
thisAnchor.target = '_blank';
}
}
}
window.onload = openExternal;