function handleKeyPress(e){
var key=e.keyCode || e.which;
if (key==13){
var f = document.login;
   if ( f.email.value == "" && f.username.value != "" && f.pwd.value != "" ){
      f.submit();
   } else if (f.email.value != "" ) {
      checkEmail();
   }
}
}
function checkEmail(){
   if ( f.email.value != "") {
      emptyBar();
      var xotree = new XML.ObjTree(), url = "/xml/createUser?type=checkEmail&email="+f.email.value;
      var tree = xotree.parseHTTP( url );
      if ( tree.createUser.emailUsed == "yes" ) {
         f.submit();
      } else {
         abl('This e-mail address is not existing in this system');
      }
   } else {
      abl('E-mail address is a mandatory field');
   }
}

function abl(msg,type1){
if (type1=='G')
   $("#error").attr("class", "alert alert-success");
else
   $("#error").attr("class", "alert alert-error");
$("#error").attr("style", "");
document.getElementById('msg').innerHTML = msg;
}