https://thegymbox.com/userauth/user/inc/validation.js

1function password(pass, field) {
2	if(pass.length < 6) {
3		document.getElementById(field).innerHTML = "* Password should be at least 6 characters";
4		return false;
5	}
6	document.getElementById(field).innerHTML = '';
7    //alert("password test success!");
8	return true;
9}
10
11function username(user) {
12	if(user.length < 3) {
13		document.getElementById('userError').innerHTML = "Username should be at least 3 characters";
14		return false;
15	}
16	if(!/^[A-z0-9._%+-]+@[A-z0-9.-]+\.[A-z]{2,4}$/.test(user) ) {
17		document.getElementById('userError').innerHTML = "Invalid username! - js";
18		return false;
19	}
20	document.getElementById('userError').innerHTML = '';
21	return true;
22}
23
24function mail(email) {
25    if(email.length < 5){
26		document.getElementById('emailError').innerHTML = "Invalid email address!";
27        return false;
28	}
29    if(!/^[A-z0-9._%+-]+@[A-z0-9.-]+\.[A-z]{2,4}$/.test(email)) {
30        document.getElementById('emailError').innerHTML = "Invalid email address! - js";
31        return false;
32	}
33    //alert("I made it this far");
34	return true;
35}
36
37function checkpass(pass, repass) {
38	if(pass !== repass) {
39		document.getElementById('repassError').innerHTML = "Passwords do not match!"
40		return false;
41	}
42	return true;
43}