case 'cont_phone':
                    var cont_phone = /^([0-9)/;
                           if(val != '' && cont_phone.test(val))
                           {
                              $(this).addClass('not_error').css('border',bcolorGreen);
                           }
                           else
                           {
                              $(this).removeClass('not_error').addClass('error').css('border',bcolorRed);
                    }
                    break;