Dear All

a few day i was search "HOW TO SUBMIT FORM SEND EMPTY/NULL PARAMETER" and i am try all suggestion from forum answer about this, but did'tn work.

i found this url http://www.sencha.com/forum/showthre...ull-parameters but did'tn work to, can any body to help me?

this is my code :

Code:
form.submit({
    method:'POST',        
    submitEmptyText: true,
    waitTitle:'Connecting',
    waitMsg:'Please wait for sending data ...',
    waitMsgTarget:true,    
    success: function(form, action) {
       form.reset();
       Ext.getCmp('dataGrid').getStore().load();
    },
    failure: function(form, action) {                                                     
        switch (action.failureType) {
            case Ext.form.action.Action.CLIENT_INVALID:
                Ext.Msg.alert('Failure', 'Form fields may not be submitted with invalid values');
                break;
            case Ext.form.action.Action.SERVER_INVALID:
                Ext.Msg.alert('Failure', action.result.msg);
                break;
            default:                                                             
                switch(action.response.status)
                {
                    case 401:
                        window.document.location.href=ifoBaseURL;    
                    break;
                    case 200:                                                                                
                        Ext.Msg.alert('Failure', obj.msg);     
                    break;
                    default:
                        Ext.Msg.alert(action.response.statusText, action.response.responseText);    
                } 
        }
    }
});