function encode64(input) {
   var keyStr = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz+/";
   var output = "";
   var chr1, chr2, chr3;
   var enc1, enc2, enc3, enc4;
   var i = 0;

   do {
      chr1 = input.charCodeAt(i++);
      chr2 = input.charCodeAt(i++);
      chr3 = input.charCodeAt(i++);

      enc1 = chr1 >> 2;
      enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
      enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
      enc4 = chr3 & 63;

      if (isNaN(chr2)) {
         enc3 = enc4 = 64;
      } else if (isNaN(chr3)) {
         enc4 = 64;
      }

      output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) +
         keyStr.charAt(enc3) + keyStr.charAt(enc4);
   } while (i < input.length);

   return String(output);
}

function decode64(input) {
   var keyStr = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz+/";
   var output = "";
   var chr1, chr2, chr3;
   var enc1, enc2, enc3, enc4;
   var i = 0;

   // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
   input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");

   do {
      enc1 = keyStr.indexOf(input.charAt(i++));
      enc2 = keyStr.indexOf(input.charAt(i++));
      enc3 = keyStr.indexOf(input.charAt(i++));
      enc4 = keyStr.indexOf(input.charAt(i++));

      chr1 = (enc1 << 2) | (enc2 >> 4);
      chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
      chr3 = ((enc3 & 3) << 6) | enc4;

      output = output + String.fromCharCode(chr1);

      if (enc3 != 64) {
         output = output + String.fromCharCode(chr2);
      }
      if (enc4 != 64) {
         output = output + String.fromCharCode(chr3);
      }
   } while (i < input.length);

   return String(output);
}

function trim(s) {
    return s.replace(/^\s+/, '').replace(/\s+$/, '');
}

function e_mailer(email_pre, email_after, subj, e_body ) {
  //var email =  decode64(email_pre) + "@" +  decode64(email_after);

  //email_pre = "StLmPN8";  // decoder =super
  //email_after = "OszlR2vkPNG";    // decoder = cool.net

  //var tmp1 = email_pre;
  //var tmp2 += email_pre + "@" + decode64(email_after);
  //var tmp3=tmp1+tmp2;

  //alert(email_pre + ' -- ' + decode64(email_after) );

//  var email = trim(email_pre) + '@' + trim(decode64(email_after));
  var email = trim(email_pre) + '@' + trim(email_after);

  //alert ( email  );

  //alert 'mai' + 'lt' + 'o:' + email + '?subject=' + subj + '&body=' + e_body ;

  //alert("Var tmp1 = "+tmp1);
  //alert("Var tmp2 = "+tmp2);
  //alert("var tmp3 = "+tmp3);  // manque @cool.net

  var test = 'stephanie.chabot@cdl-dallaire.com';
  var str_mail = 'mai' + 'lt' + 'o:';
  var final_mail = trim( str_mail + trim(email) + '?subject=' + trim(subj) + '&body=' + trim(e_body) )

  window.document.location = final_mail ;
  return true
}