Validate JavaScript the registration ,user login, user profile and payment by credit card pages using JavaScript.

REGISTRATION FORM VALIDATION

<html>

<head>

<script>

function validateForm(){

var  fname=document.myForm.firstname.value;

var  lname=document.myForm.lastname.value;

var  email=document.myForm.email.value;

var  bday=document.myForm.birthday.value;

var  gender=document.myForm.gender.value;

if(fanme==""){

window.alert("please enter your name");

fname.focus();

return false;

}

if("lname==""){

alert("please enter last name");

return false;

}

if("email==""){

alert("please enter birth day");

return false;

}

if("gender=="");

return false;

}

else{

alert("Thank you for your registration");

}}

</script>

</head>

<body>

<form name="myForm"submit="return validateForm()" method="post">

<h4>REGISTRATION FORM</h4>

<p><font color="red">*</font>Mandatory Fields</p>

<table>

<tr>

<td>

First Name:*

</td>

<td>

<input type="text" name="firstname"/>
</td></tr>

<tr>

<td>

Last Name:*

</td>

<td>

<input type="text" name="lastname"/>

</td>

</tr>

<tr>

Email:*

</td>

<td>

<input type="text" name="email"/>

</td></tr><tr><td>

Date of Birth:*

</td>

<td>

<input type="date" name="birthday"/>

</td></tr><tr><td>

Your Website:*

</td>

<td>

<input type="url" name="homepage" value=""/>

</td></tr><tr><td>

Gender:*

</td>

<td>

<select name="gender">

<option value="male">Male</option>

<option value="female">Female</option>

</select>

</td></tr><tr><td>

<input type="submit" name="reg value" Register""/>

</td></tr>

</table>

</form>

</body>

</html>\

OUTPUT: