// JavaScript Document
function Validate_Login() 
  {
    var usename=document.frmlogin.txtLEmail.value;
    var pass=document.frmlogin.txtPass.value; 
	
	if(isblank(usename))
	 {
	   alert("Please enter Email Address");
	   document.frmlogin.txtLEmail.focus();
	   return false;
	 }
	 
	 			
			
			var checkTLD=1;
var lemailstr=document.frmlogin.txtLEmail.value;
/* The following is the list of known TLDs that an e-mail address must end with. */

var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;

/* The following pattern is used to check if the entered e-mail address
fits the user@domain format.  It also is used to separate the username
from the domain. */

var emailPat=/^(.+)@(.+)$/;

/* The following string represents the pattern for matching all special
characters.  We don't want to allow special characters in the address. 
These characters include ( ) < > @ , ; : \ " . [ ] */

var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";

/* The following string represents the range of characters allowed in a 
username or domainname.  It really states which chars aren't allowed.*/

var validChars="\[^\\s" + specialChars + "\]";

/* The following pattern applies if the "user" is a quoted string (in
which case, there are no rules about which characters are allowed
and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
is a legal e-mail address. */

var quotedUser="(\"[^\"]*\")";

/* The following pattern applies for domains that are IP addresses,
rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
e-mail address. NOTE: The square brackets are required. */

var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;

/* The following string represents an atom (basically a series of non-special characters.) */

var atom=validChars + '+';

/* The following string represents one word in the typical username.
For example, in john.doe@somewhere.com, john and doe are words.
Basically, a word is either an atom or quoted string. */

var word="(" + atom + "|" + quotedUser + ")";

// The following pattern describes the structure of the user

var userPat=new RegExp("^" + word + "(\\." + word + ")*$");

/* The following pattern describes the structure of a normal symbolic
domain, as opposed to ipDomainPat, shown above. */

var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");

/* Finally, let's start trying to figure out if the supplied address is valid. */

/* Begin with the coarse pattern to simply break up user@domain into
different pieces that are easy to analyze. */

var matchArray=lemailstr.match(emailPat);

if (matchArray==null) {

/* Too many/few @'s or something; basically, this address doesn't
even fit the general mould of a valid e-mail address. */

alert("Please enter valid email address.");
document.frmlogin.txtLEmail.focus();
return false;
}
var user=matchArray[1];
var domain=matchArray[2];

// Start by checking that only basic ASCII characters are in the strings (0-127).

for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
alert("Ths username contains invalid characters.");
document.frmlogin.txtLEmail.focus();
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
alert("Ths domain name contains invalid characters.");
document.frmlogin.txtLEmail.focus();
return false;
   }
}

// See if "user" is valid 
if (user.match(userPat)==null) {
	// user is not valid
	alert("The username doesn't seem to be valid.");
	document.frmlogin.txtLEmail.focus();
	return false;
}

/* if the e-mail address is at an IP address (as opposed to a symbolic
host name) make sure the IP address is valid. */
var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {
	// this is an IP address
	for (var i=1;i<=4;i++) {
		if (IPArray[i]>255) {
			alert("Destination IP address is invalid!");
			document.frmlogin.txtLEmail.focus();
			return false;
	   	}
	}
	return true;
}

// Domain is symbolic name.  Check if it's valid.
 
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) {
		if (domArr[i].search(atomPat)==-1) {
			alert("The domain name does not seem to be valid.");
			document.frmlogin.txtLEmail.focus();
			return false;
  		 }
	}

/* domain name seems valid, but now make sure that it ends in a
known top-level domain (like com, edu, gov) or a two-letter word,
representing country (uk, nl), and that there's a hostname preceding 
the domain or country. */

if (checkTLD && domArr[domArr.length-1].length!=2 && 
	domArr[domArr.length-1].search(knownDomsPat)==-1) {
	alert("The address must end in a well-known domain or two letter " + "country.");
	document.frmlogin.txtLEmail.focus();
	return false;
}

// Make sure there's a host name preceding the domain.

if (len<2) {
	alert("This address is missing a hostname!");
	document.frmlogin.txtLEmail.focus();
	return false;
}
	
	 
	if(isblank(pass))
	 {
	   alert("Please enter password");
	   document.frmlogin.txtPass.focus();
	   return false;
	 }
    return true;
  }
function Validate_registration(){
		var name=document.frmregister.txtName.value;
			var lname=document.frmregister.txtLName.value;
			var email=document.frmregister.txtEmail.value;
			var pwd=document.frmregister.txtPassword.value;
			var cpwd=document.frmregister.txtCPassword.value;
			var street=document.frmregister.txtStreet.value;
			var city=document.frmregister.txtCity.value;
			var state=document.frmregister.txtState.value;
			var zipcode=document.frmregister.txtZip.value;
			var phone=document.frmregister.txtPhone.value;
			
					
			var fnameRegxp = /^([a-zA-Z ]+)$/;
			var cRegxp = /^([a-zA-Z ]+)$/;
			var pwdregxp = /^([a-zA-Z0-9 ]+)$/;
			var invalid = " ";
			
			
			var checkTLD=1;
var emailstr=document.frmregister.txtEmail.value;
/* The following is the list of known TLDs that an e-mail address must end with. */

var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;

/* The following pattern is used to check if the entered e-mail address
fits the user@domain format.  It also is used to separate the username
from the domain. */

var emailPat=/^(.+)@(.+)$/;

/* The following string represents the pattern for matching all special
characters.  We don't want to allow special characters in the address. 
These characters include ( ) < > @ , ; : \ " . [ ] */

var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";

/* The following string represents the range of characters allowed in a 
username or domainname.  It really states which chars aren't allowed.*/

var validChars="\[^\\s" + specialChars + "\]";

/* The following pattern applies if the "user" is a quoted string (in
which case, there are no rules about which characters are allowed
and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
is a legal e-mail address. */

var quotedUser="(\"[^\"]*\")";

/* The following pattern applies for domains that are IP addresses,
rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
e-mail address. NOTE: The square brackets are required. */

var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;

/* The following string represents an atom (basically a series of non-special characters.) */

var atom=validChars + '+';

/* The following string represents one word in the typical username.
For example, in john.doe@somewhere.com, john and doe are words.
Basically, a word is either an atom or quoted string. */

var word="(" + atom + "|" + quotedUser + ")";

// The following pattern describes the structure of the user

var userPat=new RegExp("^" + word + "(\\." + word + ")*$");

/* The following pattern describes the structure of a normal symbolic
domain, as opposed to ipDomainPat, shown above. */

var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");

/* Finally, let's start trying to figure out if the supplied address is valid. */

/* Begin with the coarse pattern to simply break up user@domain into
different pieces that are easy to analyze. */

var matchArray=emailstr.match(emailPat);

if (matchArray==null) {

/* Too many/few @'s or something; basically, this address doesn't
even fit the general mould of a valid e-mail address. */

alert("Please enter valid email address.");
document.frmregister.txtEmail.focus();
return false;
}
var user=matchArray[1];
var domain=matchArray[2];

// Start by checking that only basic ASCII characters are in the strings (0-127).

for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
alert("Ths username contains invalid characters.");
document.frmregister.txtEmail.focus();
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
alert("Ths domain name contains invalid characters.");
document.frmregister.txtEmail.focus();
return false;
   }
}

// See if "user" is valid 
if (user.match(userPat)==null) {
	// user is not valid
	alert("The username doesn't seem to be valid.");
	document.frmregister.txtEmail.focus();
	return false;
}

/* if the e-mail address is at an IP address (as opposed to a symbolic
host name) make sure the IP address is valid. */
var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {
	// this is an IP address
	for (var i=1;i<=4;i++) {
		if (IPArray[i]>255) {
			alert("Destination IP address is invalid!");
			document.frmregister.txtEmail.focus();
			return false;
	   	}
	}
	return true;
}

// Domain is symbolic name.  Check if it's valid.
 
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) {
		if (domArr[i].search(atomPat)==-1) {
			alert("The domain name does not seem to be valid.");
			document.frmregister.txtEmail.focus();
			return false;
  		 }
	}

/* domain name seems valid, but now make sure that it ends in a
known top-level domain (like com, edu, gov) or a two-letter word,
representing country (uk, nl), and that there's a hostname preceding 
the domain or country. */

if (checkTLD && domArr[domArr.length-1].length!=2 && 
	domArr[domArr.length-1].search(knownDomsPat)==-1) {
	alert("The address must end in a well-known domain or two letter " + "country.");
	document.frmregister.txtEmail.focus();
	return false;
}

// Make sure there's a host name preceding the domain.

if (len<2) {
	alert("This address is missing a hostname!");
	document.frmregister.txtEmail.focus();
	return false;
}
if(isblank(pwd))
			{
				alert("Can't avoid, please fill your password here.");
				document.frmregister.txtPassword.focus();
				return false;
			}
		    
			else if(pwd.length<6)
			{
				alert("Password length must be 6 characters");
				document.frmregister.txtPassword.focus();
				return false;
			}
			
			else if(isSpaces(document.frmregister.txtPassword.value))
			{
				alert("Your password can't have space.");
				document.frmregister.txtPassword.focus();
				return false;
			}		
			else if(document.frmregister.txtPassword.value.indexOf(invalid) > -1)
			{				
				alert("Your password can't have space.");
				document.frmregister.txtPassword.focus();
				return false;			
			}	
			else if (pwdregxp.test(document.frmregister.txtPassword.value) != true)
			{
				alert("Please don't use special character in password.");
				document.frmregister.txtPassword.focus();
				return false;			
			}		
		   else if(isblank(cpwd))
			{
				alert("Can't avoid, please fill your confirm password here.");
				document.frmregister.txtCPassword.focus();
				return false;
			}
			
			else if(isSpaces(document.frmregister.txtCPassword.value))
			{
				alert("Your confirm password can't have space.");
				document.frmregister.txtCPassword.focus();
				return false;
			}
			else if(document.frmregister.txtCPassword.value.indexOf(invalid) > -1)
			{				
				alert("Your confirm password can't have space.");
				document.frmregister.txtCPassword.focus();
				return false;			
			}	
			
			
			else if(pwd!=cpwd)
			{
				alert("Your password don't match, please try again!");
				document.frmregister.txtCPassword.focus();
				return false;
			}
				
			
			else if(isblank(name))
			{
				alert("You can't leave the First Name blank.");
				document.frmregister.txtName.focus();
				return false;
			}
			
			else if (fnameRegxp.test(document.frmregister.txtName.value) != true)
			{
				alert("Please don't use numbers or special characters in First name.");
				document.frmregister.txtName.focus();
				return false;			
			}
				
			
             
			else if(document.frmregister.txtName.value.length < 2)
			{
				alert("First Name should have 2 to 19 characters.");
				document.frmregister.txtName.focus();
				return false;
			}
			
			if(isblank(lname))
			{
				alert("You can't leave the Last Name blank.");
				document.frmregister.txtLName.focus();
				return false;
			}
			
			else if (fnameRegxp.test(document.frmregister.txtLName.value) != true)
			{
				alert("Please don't use numbers or special characters in Last Name.");
				document.frmregister.txtLName.focus();
				return false;			
			}	
			else if(isblank(street))
			{
				alert("Please enter street name");
				document.frmregister.txtStreet.focus();
				return false;
			}
			
			else if(isSpaces(document.frmregister.txtStreet.value))
			{
				alert("First and Last character should not be space in Street");
				document.frmregister.txtStreet.focus();
				return false;
			}	
            		
			else if(isblank(city))
			{
				alert("Please enter city name");
				document.frmregister.txtCity.focus();
				return false;
			}
		   else if (!isAlpha(city))
		    {
      			alert ( 'Please enter only letters for city.' );
			      return false;
			}
		     else if(isSpaces(document.frmregister.txtCity.value))
			{
				alert("First and Last character should not be space in city name");
				document.frmregister.txtCity.focus();
				return false;
			}			
		
			 
			else if(state=="0")
			{
				alert("Please select your State");
				document.frmregister.txtState.focus();
				return false;
			}
					
			
			else if(isblank(zipcode))
			{
				alert("Please enter Zipcode");
				document.frmregister.txtZip.focus();
				return false;
			}
			 
		   else if(isNaN(zipcode))  	
			 {
				alert("Please enter valid zipcode");
				document.frmregister.txtZip.focus();
				return false;
			 }
			
			else if(isSpaces(document.frmregister.txtZip.value))
			{
				alert("First and Last character should not be space in zip code");
				document.frmregister.txtZip.focus();
				return false;
			}
			else if(zipcode.length<5)
			{
				alert("Zipcode length must be 5 character");
				document.frmregister.txtZip.focus();
				return false;
			}
					
			else if(IsUSPhoneNumber(document.frmregister.txtPhone))
				{
				alert("Please enter valid Phone" + "\n" + "[Ex: 888-888-8888]");
				document.frmregister.txtPhone.focus();
				return false;s
				}
		
}