function trim(stringToTrim) 
{
	    return stringToTrim.replace(/^\s+|\s+$/g,"");
}

function ValidateFreeEmail()
{
	    var em = document.getElementById('Item_2').value;
            em = em.toLowerCase();
            em = trim(em);

if ( em == 'admin' ) return true;
  
  var checkTLD=1;
  var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum|travel)$/;
  var emailPat=/^(.+)@(.+)$/;
  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=em.match(emailPat);
  
  if ( matchArray == null )
  {
    alert("Email address seems incorrect (check @ and .'s)");
    Obj.value = "";
    return false;
  }

  var user=matchArray[1];
  var domain=matchArray[2];

  for (i=0; i<user.length; i++) 
  {
    if ( user.charCodeAt(i) < 127 ) 
    {
      alert( "Your email's username contains invalid characters." + document.write(user.charCodeAt(i)) );
      Obj.value = "";
      return false;
    }
  }

  for (i=0; i<domain.length; i++) 
  {
    if (domain.charCodeAt(i)>127) 
    {
      alert("Your email's domain name contains invalid characters.");
      Obj.value = "";
      return false;
    }
  }
  
  if (user.match(userPat)==null) 
  {
    alert("You email's username doesn't seem to be valid.");
    Obj.value = "";
    return false;
  }
  
  var IPArray=domain.match(ipDomainPat);
  if (IPArray!=null) 
  {
    for (var i=1;i<=4;i++) 
    {
      if (IPArray[i]>255) 
      {
        alert( "Your email's domain IP address is invalid" );
        Obj.value = "";
        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.");
      Obj.value = "";
      return false;
    }
  }
  
  if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1) 
  {
    alert("Your email address should end in a well-known domain (.com, .net, .org, etc) or two letters country.");
    Obj.value = "";
    return false;
  }
  
  if ( len < 2) 
  {
    alert("Your email address is missing a domain name");
    Obj.value = "";
    return false;
  }

            var foundmatch = false;
            if(!foundmatch) foundmatch = em.match(/internationalsos.com$/); 
            if(!foundmatch) foundmatch = em.match(/yahoo.com$/); 
            if(!foundmatch) foundmatch = em.match(/hotmail.com$/); 
            if(!foundmatch) foundmatch = em.match(/mail.com$/); 
            if(!foundmatch) foundmatch = em.match(/msn.com$/); 
            if(!foundmatch) foundmatch = em.match(/gmail.com$/); 
            if(!foundmatch) foundmatch = em.match(/hushmail.com$/); 
            if(!foundmatch) foundmatch = em.match(/aol.com$/); 
            if(!foundmatch) foundmatch = em.match(/inbox.com$/); 
            if(!foundmatch) foundmatch = em.match(/fastmail.com$/); 
            if(!foundmatch) foundmatch = em.match(/mail.aim.com$/);
            if(!foundmatch) foundmatch = em.match(/nc4.com$/);
            if(!foundmatch) foundmatch = em.match(/ncccc.com$/);
            if(!foundmatch) foundmatch = em.match(/control-risks.com$/);
            if(!foundmatch) foundmatch = em.match(/bcdtravel.com$/);
            if(!foundmatch) foundmatch = em.match(/airsecurity.com$/);
            if(!foundmatch) foundmatch = em.match(/medex.com$/);
            if (foundmatch)
            {
               alert("You are using a free email account, please provide a work email address");
               document.getElementById('Item_2').value = "";
               return false;
            }
            else
            {
               return true;
            }
}

function ValidateFreeEmail2( Obj )
{
  var em = Obj.value;
  em = em.toLowerCase();
  em = trim(em);

  if ( em == 'admin' ) return true;
  
  var checkTLD=1;
  var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum|travel)$/;
  var emailPat=/^(.+)@(.+)$/;
  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=em.match(emailPat);
  
  if ( matchArray == null )
  {
    alert("Your email address seems to be incorrect (check @ and .'s)");
    Obj.value = "";
    return false;
  }

  var user=matchArray[1];
  var domain=matchArray[2];

  for (i=0; i<user.length; i++) 
  {
    if ( user.charCodeAt(i) > 127 ) 
    {
      alert( "Your email's username contains invalid characters." );
      Obj.value = "";
      return false;
    }
  }

  for (i=0; i<domain.length; i++) 
  {
    if (domain.charCodeAt(i) > 127) 
    {
      alert("Your email's domain name contains invalid characters.");
      Obj.value = "";
      return false;
    }
  }
  
  if (user.match(userPat)==null) 
  {
    alert("Your email's username doesn't seem to be valid.");
    Obj.value = "";
    return false;
  }
  
  var IPArray=domain.match(ipDomainPat);
  if (IPArray!=null) 
  {
    for (var i=1;i<=4;i++) 
    {
      if (IPArray[i]>255) 
      {
        alert( "Your email's domain IP address is invalid" );
        Obj.value = "";
        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.");
      Obj.value = "";
      return false;
    }
  }
  
  if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1) 
  {
    alert("Your email address should end in a well-known domain (.com, .net, .org, etc) or two letters country.");
    Obj.value = "";
    return false;
  }
  
  if ( len < 2) 
  {
    alert("Your email address is missing a domain name");
    Obj.value = "";
    return false;
  }

  var foundmatch = false;
  if(!foundmatch) foundmatch = em.match(/internationalsos.com$/); 
  if(!foundmatch) foundmatch = em.match(/yahoo.com$/); 
  if(!foundmatch) foundmatch = em.match(/hotmail.com$/); 
  if(!foundmatch) foundmatch = em.match(/mail.com$/); 
  if(!foundmatch) foundmatch = em.match(/msn.com$/); 
  if(!foundmatch) foundmatch = em.match(/gmail.com$/); 
  if(!foundmatch) foundmatch = em.match(/hushmail.com$/); 
  if(!foundmatch) foundmatch = em.match(/aol.com$/); 
  if(!foundmatch) foundmatch = em.match(/inbox.com$/); 
  if(!foundmatch) foundmatch = em.match(/fastmail.com$/); 
  if(!foundmatch) foundmatch = em.match(/mail.aim.com$/);
  if(!foundmatch) foundmatch = em.match(/nc4.com$/);
  if(!foundmatch) foundmatch = em.match(/ncccc.com$/);
  if(!foundmatch) foundmatch = em.match(/control-risks.com$/);
  if(!foundmatch) foundmatch = em.match(/bcdtravel.com$/);
  if(!foundmatch) foundmatch = em.match(/airsecurity.com$/);
  if(!foundmatch) foundmatch = em.match(/medex.com$/);
  if (foundmatch)
  {
    alert("You are using a free email account, please provide a work email address");
    Obj.value = "";
    return false;
  }
  else
  {
    return true;
  }
}