$(document).ready(function(){
     if ($("#login_id").attr(      "value")!=""){$("#login_id").attr(      "class","");};
     if ($("#login_password").attr("value")!=""){$("#login_password").attr("class","");};
     $("#login_id").focus(       function(){$("#login_id").attr(      "class","active")});
     $("#login_password").focus( function(){$("#login_password").attr("class","active")});
     $("#login_id").blur(        function(){if ($("#login_id").attr(      "value")==""){$("#login_id").attr(      "class","id");      }else{$("#login_id"      ).attr("class","");};});
     $("#login_password").blur(  function(){if ($("#login_password").attr("value")==""){$("#login_password").attr("class","password");}else{$("#login_password").attr("class","");};});
});
function do_login(){
    document.login_form.submit();
}