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 (errors != "") { alert(errors); return false; } else { return true; } }