// ------------------------------------------------



function validate_required(field,alerttxt)

{

with (field)

{

if (value==null||value==""||value==" ")

  {alert(alerttxt);return false}

else {return true}

}

}function validate_registration_form(thisform)

{

with (thisform)

{

if (validate_required(firstname,"Please enter your first name")==false)

  {firstname.focus();return false}

}



with (thisform)

{

if (validate_required(surname,"Please enter your surname")==false)

  {surname.focus();return false}

}



with (thisform)

{

if (validate_required(email,"Please enter your email address")==false)

  {email.focus();return false}

}



with (thisform)

{

if (validate_required(picture,"Please fill the required fields marked with *")==false)

  {picture.focus();return false}

}



with (thisform)

{

if (validate_required(contact,"Please fill the required fields marked with *")==false)

  {contact.focus();return false}

}



}



// check email starts here

function echeck(str) {



		var at="@"

		var dot="."

		var lat=str.indexOf(at)

		var lstr=str.length

		var ldot=str.indexOf(dot)

		if (str.indexOf(at)==-1){

		   alert("Invalid E-mail ID")

		   return false

		}



		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){

		   alert("Invalid E-mail ID")

		   return false

		}



		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){

		    alert("Invalid E-mail ID")

		    return false

		}



		 if (str.indexOf(at,(lat+1))!=-1){

		    alert("Invalid E-mail ID")

		    return false

		 }



		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){

		    alert("Invalid E-mail ID")

		    return false

		 }



		 if (str.indexOf(dot,(lat+2))==-1){

		    alert("Invalid E-mail ID")

		    return false

		 }

		

		 if (str.indexOf(" ")!=-1){

		    alert("Invalid E-mail ID")

		    return false

		 }



 		 return true					

	}



function ValidateFormEmail(){

	var emailID=document.regform.email

	

	if ((emailID.value==null)||(emailID.value=="")){

		alert("Please Enter your Email ID")

		emailID.focus()

		return false

	}

	if (echeck(emailID.value)==false){

		emailID.value=""

		emailID.focus()

		return false

	}

	return true

 }



function ValidateFormpmtbEmail(){

	var emailID=document.regform.pmtbemail

	

	if ((emailID.value==null)||(emailID.value=="")){

		alert("Please Enter your Email ID")

		emailID.focus()

		return false

	}

	if (echeck(emailID.value)==false){

		emailID.value=""

		emailID.focus()

		return false

	}

	return true

 }





// check email ends here



// mobile number check here 

// Declaring required variables

var digits = "0123456789";

// non-digit characters which are allowed in phone numbers

var phoneNumberDelimiters = "()- ";

// characters which are allowed in international phone numbers

// (a leading + is OK)

var validWorldPhoneChars = phoneNumberDelimiters + "+";

// Minimum no of digits in an international phone no.

var minDigitsInIPhoneNumber = 8;



function isInteger(s)

{   var i;

    for (i = 0; i < s.length; i++)

    {   

        // Check that current character is number.

        var c = s.charAt(i);

        if (((c < "0") || (c > "9"))) return false;

    }

    // All characters are numbers.

    return true;

}



function stripCharsInBag(s, bag)

{   var i;

    var returnString = "";

    // Search through string's characters one by one.

    // If character is not in bag, append to returnString.

    for (i = 0; i < s.length; i++)

    {   

        // Check that current character isn't whitespace.

        var c = s.charAt(i);

        if (bag.indexOf(c) == -1) returnString += c;

    }

    return returnString;

}



function checkInternationalPhone(strPhone){

s=stripCharsInBag(strPhone,validWorldPhoneChars);

return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);

}



function ValidateMobile(){

	var Phone=document.regform.mobile

	

	if ((Phone.value==null)||(Phone.value=="")){

		alert("Please Enter your Mobile Number")

		Phone.focus()

		return false

	}

	if (checkInternationalPhone(Phone.value)==false){

		alert("Please Enter a Valid Mobile Number, do not include special characters or spaces' ")

		Phone.value=""

		Phone.focus()

		return false

	}

	return true

 }

// mobile check ends here



// phone check starts here



// Declaring required variables

var digits = "0123456789";

// non-digit characters which are allowed in phone numbers

var phoneNumberDelimiters = "()- ";

// characters which are allowed in international phone numbers

// (a leading + is OK)

var validWorldPhoneChars = phoneNumberDelimiters + "+";

// Minimum no of digits in an international phone no.

var minDigitsInIPhoneNumber = 8;



function isInteger(s)

{   var i;

    for (i = 0; i < s.length; i++)

    {   

        // Check that current character is number.

        var c = s.charAt(i);

        if (((c < "0") || (c > "9"))) return false;

    }

    // All characters are numbers.

    return true;

}



function stripCharsInBag(s, bag)

{   var i;

    var returnString = "";

    // Search through string's characters one by one.

    // If character is not in bag, append to returnString.

    for (i = 0; i < s.length; i++)

    {   

        // Check that current character isn't whitespace.

        var c = s.charAt(i);

        if (bag.indexOf(c) == -1) returnString += c;

    }

    return returnString;

}



function checkInternationalPhone(strPhone){

s=stripCharsInBag(strPhone,validWorldPhoneChars);

return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);

}



function ValidatePhone(){

	var Phone=document.regform.phone

	

	if ((Phone.value==null)||(Phone.value=="")){

		alert("Please Enter your Phone Number")

		Phone.focus()

		return false

	}

	if (checkInternationalPhone(Phone.value)==false){

		alert("Please Enter a Valid Phone Number, do not include special characters or spaces' ")

		Phone.value=""

		Phone.focus()

		return false

	}

	return true

 }



// phone check ends here



// radio button checker





function radio_button_checker()

{

// set var radio_choice to false

var radio_choice = false;

var radio_choice2 = false;

// Loop from zero to the one minus the number of radio button selections

for (counter = 0; counter < document.regform.coursefee.length; counter++)

{

// If a radio button has been selected it will return true

// (If not it will return false)

if (document.regform.coursefee[counter].checked)

radio_choice = true; 

}



for (counters = 0; counters < document.regform.paymentoption.length; counters++)

{

// If a radio button has been selected it will return true

// (If not it will return false)

if (document.regform.paymentoption[counters].checked)

radio_choice2 = true; 

}





if (!radio_choice)

{

// If there were no selections made display an alert box 

alert("Please select course fee.")

return (false);

} else if (!radio_choice2){

alert("Please select payment option.")	

}



return (true);

}









/*

function radio_button_checker()

{



for (counter = 0; counter < regform.paymentoption.length; counter++)

{

if (regform.paymentoption[counter].checked)

var radio_choice_payment = "payment";

}



if (radio_choice_payment != "payment"){

payment_radio();

}



for (counters = 0; counters < regform.coursefee.length; counters++)

{

if (regform.coursefee[counters].checked)

var radio_choice_coursefee = "coursefee";

}



if (radio_choice_coursefee != "coursefee"){

coursefee_radio();

return (true);

}

}



function payment_radio ()

{

var radio_choice_payment = "nopayment"; 



for (counter = 0; counter < regform.paymentoption.length; counter++)

{

if (regform.paymentoption[counter].checked)

var radio_choice_payment = "payment";

}



if (radio_choice_payment != "payment"){

alert("Please select the payment option")

return (false);

}

}





function coursefee_radio ()

{

var radio_choice_coursefee = "nocoursefee"; 



for (counter = 0; counter < regform.coursefee.length; counter++)

{

if (regform.coursefee[counter].checked)

var radio_choice_coursefee = "coursefee";

}



if (radio_choice_coursefee != "coursefee"){

alert("Please select the course fee")

return (false);

}

}

*/

// radio button checker ends here

// login content javascript ends here 







// payment instructions hide show start 



function divshow(tablename) 

	{

if (document.getElementById(tablename).style.display == "block") {

	document.getElementById(tablename).style.display = "none";

	} else {

		document.getElementById(tablename).style.display = "block";	

		}

//	document.getElementById("search" + id).style.display = "none";

	}

// payment instructions hide show end