Notes

function formValidation()
{
var fname = document.form.firstname;

var male = document.form.male;
var female = document.form.female;
var branch = document.form.branch;
var password = document.form.password;
var password1 = document.form.password1;
var address = document.form.address;
var email = document.form.email;
var number = document.form.mobile;
if(username_validation_firstname(fname)){
if(password_validation(password,7,12)){
if(alphanumeric(add)){
if(selectbranch(branch)){
if(ValidateEmail(email)){
if(validateContact(number)){
if(validsex(male,female)){

}
}
}
}
}
}
return false;
}

else{
return true;
}

function username_validation_firstname(fname){
if(fname == ""){
alert("Error: Username(First Name) can not be blank!");
fname.focus();
return false;
}
re = /^[A-Za-z]+$/;
if(!re.test(fname)){
alert("Error: Username(First_Name) must have alphabet characters only!");
fname.focus();
return false;
}
}

function password_validation(password,mx,my){
var password_len = password.value.length;
if (password_len == 0 ||password_len >= my || password_len < mx){
alert("Password should not be empty / length be between "+mx+" to "+my);
password.focus();
return false;
}

}

function alphanumeric(add){
var letters = /^[0-9a-zA-Z]+$/;
if(add.value.match(letters)){
return true;
}
else{
alert("User address must have alphanumeric characters only");
add.focus();
return false;
}
}

function selectbranch(branch){
if(branch.value == "Default"){
alert("Select your BRANCH from the list!");
branch.focus();
return false;
}
else{
return true;
}
}


function ValidateEmail(email){
var mailformat = /^w+([.-]?w+)*@w+([.-]?w+)*(.w{2,3})+$/;
if(email.value.match(mailformat)){
return true;
}
else{
alert("You have entered an invalid email address!");
email.focus();
return false;
}
}

function validateContact(number){
if(number==null){
alert("Error: You've not entered your contact number!");
number.focus();
return false;
}
re = /^d{10}$/;
if((number.length < 10 || number.length > 10) && number.match(re) ){
alert("Error: You entered wrong contact number!");
number.focus();
return false;
}
}

function validsex(male,female){
var x=0;
if(male.checked){
x++;
}
if(female.checked){
x++;
}
if(x==0){
alert("Select Male/Female");
male.focus();
return false;
}
else{
alert("Form Succesfully Submitted");

return true;
}
}
}