function isValidPhone(phone_number) { var phone = phone_number.replace(/[().- ]/g, '');
if (phone == "") { return false; } else if (isNaN(parseInt(phone))) { return false; } else if (!(phone.length == 10)) { return false; } return true; }
function isValidEmail(email) { var reg = /^([A-Za-z0-9_-.])+@([A-Za-z0-9_-.])+.([A-Za-z]{2,4})$/; if(reg.test(email) == false) { return false; } return true; }
function checkForm(myForm) { var errors = "";
if (myForm.f_firstname.value == "") errors = "Please enter your First Name.n"; if (myForm.f_lastname.value == "") errors += "Please enter your Last Name.n"; if (!isValidEmail(myForm.f_email.value)) errors += "Please enter a valid Email.n"; if (!isValidPhone(myForm.f_phone.value)) errors += "Please enter a valid Phone Number.n";
if (errors != "") { alert(errors); return false; } else { return true; } }
