//You should create the validator only after the definition of the HTML form
  var frmvalidator  = new Validator("myform");
  frmvalidator.EnableOnPageErrorDisplaySingleBox();
  frmvalidator.EnableMsgsTogether();
 
  frmvalidator.addValidation("nama","req","Nama tidak boleh kosong");
  
  frmvalidator.addValidation("email","req","Email tidak boleh kosong");
  frmvalidator.addValidation("email","email","Maaf, format Email anda salah");
    
  frmvalidator.addValidation("hp1","req","No. Handphone tidak boleh kosong");
  frmvalidator.addValidation("hp1","numeric", "No. Handphone Harus Berupa Angka");
  frmvalidator.addValidation("hp2","numeric", "No. Handphone Harus Berupa Angka");
  frmvalidator.addValidation("hp3","numeric", "No. Handphone Harus Berupa Angka");
    
  frmvalidator.addValidation("judul","req","Judul Iklan tidak boleh kosong");
  frmvalidator.addValidation("judul","maxlen=100", "Judul Iklan maksimum 100 karakter");
  
  frmvalidator.addValidation("isi","req","Isi Iklan tidak boleh kosong");
  
  frmvalidator.addValidation("security","req","Security Code tidak boleh kosong");
  
  frmvalidator.addValidation("kategoriId","dontselect=0","Kategori harus dipilih");