function trim(s){
  return s.replace(/^\s+|\s+$/, '');
} 

function validateEmail(fld) {
    var tfld = trim(fld.value);                        // value of field with whitespace trimmed off
    var emailFilter = /^[^@]+@[^@.]+\.[^@]*\w\w$/ ;
    var illegalChars= /[\(\)\<\>\,\;\:\\\"\[\]]/ ;
    
    if (fld.value == "") {
		alert("Introduceti adresa de email");
		return false;
    } else if (!emailFilter.test(tfld)) {              //test email for illegal characters
        alert("Introduceti o adresa de email corecta");
		return false;
    } else if (fld.value.match(illegalChars)) {
        alert("Adresa de email contine caractere nepermise");
		return false;
    } else {
        return true;
    }
}

function validatePhone(fld) {
    var stripped = fld.value.replace(/[\(\)\.\-\ ]/g, '');     
   if (fld.value == "") {
        alert("Introduceti numarul de telefon");
        return false;
    } else if (isNaN(parseInt(stripped))) {
        alert("Numarul de telefon contine caractere nepermise");
        return false;
    } else if (stripped.length < 6) {
        alert("Numarul de telefon trebuie sa fie mai lung");
        return false;
    } else {
		return true;
	}
}