// JavaScript Document
function validateForm (registration)
{
  var str=document.registration.email.value;
  var regex = /^(\w+(?:\.\w+)*)@((?:\w+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
  var re10digit=/^\d{10}$/;
  var re6digit=/^\d{6}$/;
  var re8digit=/^\d{8}$/;
  
  		if(registration.name.value == "") 
  		{
    	alert( "Please Enter Your Name." );
    	registration.name.focus();
    	return false ;
  		}
		
		else if(!regex.test(str))
  		{
    	alert( "Please Enter Valid Email." );
    	registration.email.focus();
    	return false ;
  		}
		
		else if(!isValidPhoneNumber(registration.mobile.value))
		{
		alert( "Enter the Valid mobile No" );
		registration.mobile.focus();
		return false;
		}
		
		else if(registration.mobile.value.search(re10digit)==-1)
		{
    	alert( "Please Enter 10 digit mobile no." );
    	registration.mobile.focus();
    	return false ;
  		}
		
		else if(registration.address.value == "") 
  		{
    	alert( "Please Enter Your Address." );
    	registration.address.focus();
    	return false ;
  		}
		
		else if(registration.country.selectedIndex==0) 
  		{
    	alert( "Select ountry name." );
    	registration.country.focus();
    	return false ;
  		}
		
		else if(registration.state.value == "") 
  		{
    	alert( "Please Enter Your State." );
    	registration.state.focus();
    	return false ;
  		}
		
		else if(registration.city.value == "") 
  		{
    	alert( "Please Enter Your City." );
    	registration.city.focus();
    	return false ;
  		}
		
		else if(!isValidPhoneNumber(registration.zip.value))
		{
		alert( "Enter the Valid Zip" );
		registration.zip.focus();
		return false;
		}
		
		else if(registration.zip.value.search(re6digit)==-1)
		{
    	alert( "Please Enter 6 digit zip code." );
    	registration.zip.focus();
    	return false ;
  		}
		
		else if(registration.pwd.value == "") 
  		{
    	alert( "Please Enter Your Password" );
    	registration.pwd.focus();
    	return false ;
  		}
		
		if(registration.pwd.value.length < 6) 
		{ 
		alert("Password must contain at least six characters!");
		registration.pwd.focus(); 
		return false; 
		} 
		
		re = /[0-9]/;
		if(!re.test(registration.pwd.value)) 
		{ 
		alert("Password must contain at least one number (0-9)!"); 
		registration.pwd.focus(); 
		return false; 
		} 
		
		re = /[a-z]/; 
		if(!re.test(registration.pwd.value)) 
		{ 
		alert("Password must contain at least one lowercase letter (a-z)!");
		registration.pwd.focus(); 
		return false; 
		} 
		
		re = /[A-Z]/; 
		if(!re.test(registration.pwd.value)) 
		{ 
		alert("Password must contain at least one uppercase letter (A-Z)!");
		registration.pwd.focus(); 
		return false; 
		} 
		
	return true;	
		
		
}
 
 function isValidPhoneNumber(TheNumber) 
	{
		var valid = 1
		var GoodChars = "0123456789()-+ "
		var i = 0
		if (TheNumber=="") {
			// Return false if number is empty
			valid = 0
		}
		for (i =0; i <= TheNumber.length -1; i++) {
			if (GoodChars.indexOf(TheNumber.charAt(i)) == -1) {
				valid = 0
			} // End if statement
		} // End for loop
		return valid
	}	
	
function IsEmail(oObject) {
	var emailStr=oObject;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);
	if (matchArray==null) {
		alert("Email address seems incorrect (check @ and .'s)");
		return false;
	}
	var user=matchArray[1];
	var domain=matchArray[2];
	if (user.match(userPat)==null) {
		alert("The username doesn't seem to be valid. Please check or register fresh");
		return false;
	}
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) {
		for (var i=1;i<=4;i++) {
			if (IPArray[i]>255) {
				alert("Destination IP address is invalid!");
				return false;
			}
		}
		return true;
	}
	var domainArray=domain.match(domainPat);
	if (domainArray==null) {
		alert("The domain name doesn't seem to be valid.");
		return false;
	}
	var atomPat=new RegExp(atom,"g");
	var domArr=domain.match(atomPat);
	var len=domArr.length;
	if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>4) {
		alert("The address must end in a three-letter domain, or two letter country.");
		return false;
	}
	if (len<2) {
		var errStr="This address is missing a hostname!";
		alert(errStr);
		return false;
	}
	return true;
}