LinuxPhreak/Signup Validator

## Signup Validator
<html>

<head>
<script type="text/javascript" charset="utf-8">
function validateForm()
{
/* This is to make sure the user entered their first name */
var firstname=document.forms["signuppage"]["fname"].value;
if (firstname==null || firstname=="")
  {
  alert("First name must be filled out");
  return false;
  }

  /* This is to make sure the user entered their last name */
var lastname=document.forms["signuppage"]["lname"].value;
if (lastname==null || lastname=="")
  {
  alert("Last name must be filled out");
  return false;
  }

  /* This is to make sure the user entered a correct E-Mail Format. Note: I could not use regex /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/
because it conflicts with the regex phone number  */
var emailx=document.forms["signuppage"]["email"].value;
var emaily=document.forms["signuppage"]["remail"].value;
var atpos=emailx.indexOf("@");
var dotpos=emailx.lastIndexOf(".");
if (atpos<1 || dotpos<atpos+2 || dotpos+2>=emailx.length)
  {
  alert("Not a valid e-mail address");
  return false;
  }

if (emailx != emaily)
  {
  alert("E-Mail Fields don't match");
  return false;
  }
  /* This is to validate the phone number */
var phoneno = /^\(?([0-9]{3})\)?[-. ]?([0-9]{3})[-. ]?([0-9]{4})$/;
if (document.forms["signuppage"]["phone"].value.match(phoneno))
    {
      return true;
    }
    else
    {
  	alert("Not A Valid Phone Number");
        return false;
    }

	  /* Code Breaks here */
var passx=document.forms["signuppage"]["pw"].value;
var passy=document.forms["signuppage"]["repw"].value;
if (passx != passy)
  {
  alert("Password Fields don't match");
  return false;
  }
}
</script>
</head>
<body>

<form name="signuppage" action="account-create.php" onsubmit="return validateForm()" method="post">
<label for="fname">First Name:</label>
<input type="text" name="fname" placeholder="John">
<label for="lname">Last Name:</label>
<input type="text" name="lname" placeholder="Doe">
<label for="email">E-Mail:</label>
<input type="text" name="email" placeholder="youremail@domain.com">
<label for="remail">Retype E-Mail:</label>
<input type="text" name="remail" placeholder="youremail@domain.com">
<label for="phone">Phone Number:</label>
<input type="text" name="phone" placeholder="555-555-1212">
<label for="age">Your Age:</label>
<input type="text" name="age" placeholder="30">
<label for="pw">Password</label>
<input type="text" name="pw" />
<label for="repw">Retype Password:</label>
<input type="text" name="repw" />
<input type="submit" value="Submit"  />
</form>

</body>
</html>
	<html>

	<head>
	<script type="text/javascript" charset="utf-8">
	function validateForm()
	{
	/* This is to make sure the user entered their first name */
	var firstname=document.forms["signuppage"]["fname"].value;
	if (firstname==null \|\| firstname=="")
	{
	alert("First name must be filled out");
	return false;
	}

	/* This is to make sure the user entered their last name */
	var lastname=document.forms["signuppage"]["lname"].value;
	if (lastname==null \|\| lastname=="")
	{
	alert("Last name must be filled out");
	return false;
	}

	/* This is to make sure the user entered a correct E-Mail Format. Note: I could not use regex /^\w+([\.-]?\w+)@\w+([\.-]?\w+)(\.\w{2,3})+$/
	because it conflicts with the regex phone number */
	var emailx=document.forms["signuppage"]["email"].value;
	var emaily=document.forms["signuppage"]["remail"].value;
	var atpos=emailx.indexOf("@");
	var dotpos=emailx.lastIndexOf(".");
	if (atpos<1 \|\| dotpos<atpos+2 \|\| dotpos+2>=emailx.length)
	{
	alert("Not a valid e-mail address");
	return false;
	}

	if (emailx != emaily)
	{
	alert("E-Mail Fields don't match");
	return false;
	}
	/* This is to validate the phone number */
	var phoneno = /^\(?([0-9]{3})\)?[-. ]?([0-9]{3})[-. ]?([0-9]{4})$/;
	if (document.forms["signuppage"]["phone"].value.match(phoneno))
	{
	return true;
	}
	else
	{
	alert("Not A Valid Phone Number");
	return false;
	}

	/* Code Breaks here */
	var passx=document.forms["signuppage"]["pw"].value;
	var passy=document.forms["signuppage"]["repw"].value;
	if (passx != passy)
	{
	alert("Password Fields don't match");
	return false;
	}
	}
	</script>
	</head>
	<body>

	<form name="signuppage" action="account-create.php" onsubmit="return validateForm()" method="post">
	<label for="fname">First Name:</label>
	<input type="text" name="fname" placeholder="John">
	<label for="lname">Last Name:</label>
	<input type="text" name="lname" placeholder="Doe">
	<label for="email">E-Mail:</label>
	<input type="text" name="email" placeholder="youremail@domain.com">
	<label for="remail">Retype E-Mail:</label>
	<input type="text" name="remail" placeholder="youremail@domain.com">
	<label for="phone">Phone Number:</label>
	<input type="text" name="phone" placeholder="555-555-1212">
	<label for="age">Your Age:</label>
	<input type="text" name="age" placeholder="30">
	<label for="pw">Password</label>
	<input type="text" name="pw" />
	<label for="repw">Retype Password:</label>
	<input type="text" name="repw" />
	<input type="submit" value="Submit" />
	</form>

	</body>
	</html>