/**
 * DHTML phone number validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */

// 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 = 10;

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 trim(s)
{   var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not a whitespace, append to returnString.
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (c != " ") returnString += c;
    }
    return returnString;
}
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){
var bracket=3
strPhone=trim(strPhone)
if(strPhone.indexOf("+")>1) return false
if(strPhone.indexOf("-")!=-1)bracket=bracket+1
if(strPhone.indexOf("(")!=-1 && strPhone.indexOf("(")>bracket)return false
var brchr=strPhone.indexOf("(")
if(strPhone.indexOf("(")!=-1 && strPhone.charAt(brchr+2)!=")")return false
if(strPhone.indexOf("(")==-1 && strPhone.indexOf(")")!=-1)return false
s=stripCharsInBag(strPhone,validWorldPhoneChars);
return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);
}



function chk()
{
if (document.send_or.stn.value=="")
{
alert("Please Enter your Name")
document.send_or.stn.focus()
return false
}



if (document.send_or.ha.value=="")
{
alert("Please Enter your Home Address")
document.send_or.ha.focus()
return false
}

if (document.send_or.t.value=="")
{
alert("Please Enter the name of your town")
document.send_or.t.focus()
return false
}

if (document.send_or.c.value=="")
{
alert("Please Enter the name of your city or state")
document.send_or.c.focus()
return false
}
if (document.send_or.co.value=="")
{
alert("Please Select your Country of Residence")
document.send_or.co.focus()
return false
}
if (document.send_or.na.value=="")
{
alert("Please Enter Your Nationality")
document.send_or.na.focus()
return false
}
    if (document.send_or.dofb1.value=="")
{
alert("Please Enter your Date of birth")
document.send_or.dofb1.focus()
return false
}
if (document.send_or.dofb2.value=="")
{
alert("Please Enter your Date of birth")
document.send_or.dofb2.focus()
return false
}
if (document.send_or.dofb3.value=="")
{
alert("Please Enter your Date of birth")
document.send_or.dofb3.focus()
return false
}
if(!document.send_or.agree.checked)
{
alert("Please check the terms and conditions")
document.send_or.agree.focus()
return false; 
} 

    var Phone=document.send_or.tel1
	
	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")
		Phone.value=""
		Phone.focus()
		return false
	}
	
	var Phone2=document.send_or.mob1
	
	if ((Phone2.value==null)||(Phone2.value=="")){
		alert("Please Enter your Cell Phone Number")
		Phone2.focus()
		return false
	}
	if (checkInternationalPhone(Phone2.value)==false){
		alert("Please Enter a Valid Cell Phone Number")
		Phone2.value=""
		Phone2.focus()
		return false
	}



  var ema=document.send_or.em
	var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i
var returnval=emailfilter.test(ema.value)
if (returnval==false){
alert("Please enter a valid email address.")
ema.select()
 
}
return returnval		
}