// JScript File

// JScript File

function servervariable(urln,ref,currQuery,domainname,count)
{
if (urln==0 && urln=="")
  { 
  document.getElementById("").innerHTML="";
  return;
  }
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
 var url;
if(count==1)
{  
url="Ip_Common.aspx";
}
else
{
url="../Ip_Common.aspx"
}
url=url+"?urln="+urln;
url=url+"&ref="+ref;
url=url+"&currQuery="+currQuery;
url=url+"&domainname="+domainname;
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function stateChanged() 
{ 
if (xmlHttp.readyState==4)
{ 
}
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
{
xmlHttp=new XMLHttpRequest();
}

catch (e)
{

try
{
xmlHttp=new  ActiveXObject("Msxml2.XMLHTTP");
}
catch(e)
{
xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
}
}
return xmlHttp;
}


function sendSubScript(num)
{
if(emailCheck(document.getElementById("reqMail").value)!=true)
    {
        document.getElementById("reqMail").focus();
    }
	else
	{	
		sendMail(document.getElementById("reqMail").value,num);
	}
}



function sendMail(emailID,num)
{
xHttp=GetXmlHttpObject();
if (xHttp==null) 
{
alert("Your browser does not support Ajax");
return;
}
if(num==1){var address="subscript.aspx";}
else {var address="../subscript.aspx";}
address=address+"?requiredMail="+emailID;

xHttp.onreadystatechange=function()
{
  if (xHttp.readyState==4)
    {    
    if (xHttp.status==200)
        {        
              document.getElementById("result").style.visibility="visible";
        }
    }
};

xHttp.open("GET",address,true);
xHttp.send(null); 
}


function emailCheck (emailStr) {
var checkTLD=1;
var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
var emailPat=/^(.+)@(.+)$/;
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 +")*$");
var matchArray=emailStr.match(emailPat);
if (matchArray==null) {
alert("Email address seems incorrect (check @ and .'s)");
return false;
}
var user=matchArray[1];
var domain=matchArray[2];
for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
alert("Ths username contains invalid characters.");
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
alert("Ths domain name contains invalid characters.");
return false;
   }
}
if (user.match(userPat)==null) {
alert("The username doesn't seem to be valid.");
return false;
}
var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {
for (var i=1;i<=4;i++) {
if (IPArray[i]>255) {
alert("Destination IP address is invalid!");
return false;
   }
}
return true;
}
var atomPat=new RegExp("^" + atom + "$");
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.");
return false;
   }
}
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.");
return false;
}
if (len<2) {
alert("This address is missing a hostname!");
return false;
}
return true;
}