$(document).ready(function() {
  if($('#password').val() != ''){ 
    $('#password').attr('style','background-image:none;');
  }
  $('#username').bind('keydown',function(e){ 
    if($('#password').val() != ''){ 
      $('#password').attr('style','background-image:none;');
    }
  });
  $("#username").keyup(function () {
      if($('#password').val() != ''){ 
        $('#password').attr('style','background-image:none;');
        //alert($('#password').val());
      }
    }).keyup();
  if($('#username').val() != ''){ 
    $('#username').attr('style','background-image:none;');
    $('#password').attr('style','background-image:none;');  
  }
  
});