Drop down issue -whole reseller

steps:-
1. https://13.127.15.161/accounts/reseller_list/
2. login reseller.

Bug Description:-
Below module drop-down selection issue.

(1). Account > Reseller Module :- drop-down issue
1. account > customer > click on create customer 
                  field > billing day/rate group/timezone/currency/country
2. account >reseller > click create reseller.
                  field > billing day/rate group/timezone/currency/country
3. account > customer > search button >field rate group 
4. account > reseller > search button > field rate group
5. customer > mass customer > 
                   field >currency/country/timezone/rate group.
6. account > International credit >
                   field > account
(2) Inbound Module:-
1.Inbound > DID > search button > field country /account
               Inbound > DID Click create button >  field is country.
               Inbound > DID > local number > search button > field country
 (3)  click Billing > invoice module:-
                      Billing>Invoice >Search button:- Field account /resellers
                      Billing>Invoice > Generate button: > Field account     
                      Billing > commission reports > search button:
                                    >Field product name /reseller /order id/account    
                      Billing >refill report > field account
(4) Tariff module:-
                 Tariff module> rategroup >click creat button > field admin rate group
               Tariff module> origination rate >search button  >field country/rate group
               Tariff module> origination rate >create button >field rategroup/country
               Tariff module> personalized rate  >search button >field country/  account               
                 Tariff module> personalized rate > create button > field account/country
(5) services >+support ticket >create button click > to field
            
               services > order >click search field >account/reseller.
               services > order >new button > field  reseller/ account
               services > refill coupon > search > field account

8) reports > customer > cdrs > search button >field Reseller/account/rategroup/trunk/Disposition/
                                              * reports > customer > reseller cdrs > field Reseller/account/rategroup/trunk/Disposition 
                             *reports > call summery reports > customer summery > search button> field
                                Account/ Group By #1/#2/#3
                              * reports > call summery reports > reseller summery > search button >
                                                    field Account/ Group By #1/#2/#3
                              * reports > call summery reports > provider > field Account/trunk/Group By
                                                  #Time/Group By #1/Group By #2/Group By #3.
                              
                               *reports > product summery reports > search button >account

Expect result;-
drop down selection should be properly minimum drop down row displayed. 
9) configuration module :-
                                  configuration > company profile >edit any profile > field reseller/country
(10) my profile all modual  drop down selection issue.

Expect result:-

• whole reseller data table drop down selection worked and displayed properly when drop down selection.

Note :- all data table drop down issue.