recarga formulario

[promedea]

El js:

function valida_envia(){ //valida els camps del formulari, que no es deixi en blanc, donant alerta i situant al focus

//Valida que no es deixi en blanc el nom
if (document.contact.name.value.length==0){
alert('Please enter your name');
document.contact.name.focus()
return false;
}

//Valida que no es deixi en blanc el email
if (document.contact.email.value.length==0){
alert('Please enter your e-mail');
document.contact.email.focus()
return false;
}
//Valida que no deixi en blanc el missatge
if (document.contact.coment.value.length==0){
alert('Please complete the requered field');
document.contact.coment.focus()
return false;
}

var emailFilter = /^.+@.+\..{2,4}$/;
if (!(emailFilter.test (document.contact.email.value))) {
alert ("Please enter a valid email address");
document.contact.email.focus()
return false;
}
else {
var ilegalCaracter=/[\(\)\<\>\, \;\:\\\*\[\]]/
if (document.contact.email.value.match (ilegalCaracter)) {
alert ('The email address contains illegal characters. Please enter a valid email address');
document.contact.email.focus()
return false;
}
}
return true;
}