Флаг страны пользователя под аватаром

Заходим в: Админцентр ≫ Пользователи ≫ Дополнительные поля профиля ≫ Нажимаем на Добавить поле. Далее заполняем все поля так, как показано на скриншоте ниже:
Ниже, в поле Содержимое опций для выпадающего меню добавьте:

Afghanistan=Afghanistan
Albania=Albania
Algeria=Algeria
American Samoa=American Samoa
Andorra=Andorra
Angola=Angola
Anguilla=Anguilla
Antigua and Barbuda=Antigua and Barbuda
Argentina=Argentina
Armenia=Armenia
Aruba=Aruba
Australia=Australia
Austria=Austria
Azerbaijan=Azerbaijan
Bahamas, The=Bahamas, The
Bahrain=Bahrain
Bangladesh=Bangladesh
Barbados=Barbados
Belarus=Belarus
Belgium=Belgium
Belize=Belize
Benin=Benin
Bermuda=Bermuda
Bhutan=Bhutan
Bolivia=Bolivia
Bosnia and Herzegovinia=Bosnia and Herzegovinia
Botswana=Botswana
Brazil=Brazil
British Virgin Islands=British Virgin Islands
Brunei=Brunei
Bulgaria=Bulgaria
Burkina Faso=Burkina Faso
Burundi=Burundi
Cambodia=Cambodia
Cameroon=Cameroon
Canada=Canada
Cape Verda=Cape Verda
Cayman Islands=Cayman Islands
Central African Republic=Central African Republic
Chad=Chad
Chile=Chile
China=China
Colombia=Colombia
Comoros=Comoros
Congo - Democratic Republic of the=Congo - Democratic Republic of the
Congo - Republic of the=Congo - Republic of the
Cook Islands=Cook Islands
Costa Rica=Costa Rica
Croatia=Croatia
Cuba=Cuba
Cyprus=Cyprus
Czech Republic=Czech Republic
Denmark=Denmark
Djibouti=Djibouti
Dominica=Dominica
Dominican Republic=Dominican Republic
Ecuador=Ecuador
Egypt=Egypt
El Salvador=El Salvador
Equatorial Guinea=Equatorial Guinea
Eritrea=Eritrea
Estonia=Estonia
Ethiopia=Ethiopia
Falkland Islands=Falkland Islands
Faroe Islands=Faroe Islands
Fiji=Fiji
Finland=Finland
France=France
French Polynesia=French Polynesia
Gabon=Gabon
Gambia, The=Gambia, The
Georgia=Georgia
Germany=Germany
Ghana=Ghana
Gibraltar=Gibraltar
Greece=Greece
Greenland=Greenland
Grenada=Grenada
Guam=Guam
Guatemala=Guatemala
Guernsey=Guernsey
Guinea=Guinea
Guinea Bissau=Guinea Bissau
Guyana=Guyana
Haiti=Haiti
Holy See - Vatican City=Holy See Vatican City
Honduras=Honduras
Hong Kong=Hong Kong
Hungary=Hungary
Iceland=Iceland
India=India
Indonesia=Indonesia
Iran=Iran
Iraq=Iraq
Ireland=Ireland
Isle of Man=Isle of Man
Italy=Italy
Ivory Coast=Ivory Coast
Jamaica=Jamaica
Japan=Japan
Jersey=Jersey
Jordan=Jordan
Kazakhstan=Kazakhstan
Kenya=Kenya
Kiribati=Kiribati
Korea - North=Korea - North
Korea - South=Korea - South
Kuwait=Kuwait
Kyrgyzstan=Kyrgyzstan
Laos=Laos
Latvia=Latvia
Lebanon=Lebanon
Lesotho=Lesotho
Liberia=Liberia
Liechtenstein=Liechtenstein
Lithuania=Lithuania
Luxembourg=Luxembourg
Lybia=Lybia
Macedonia=Macedonia
Madagascar=Madagascar
Madeira=Madeira
Malawi=Malawi
Malaysia=Malaysia
Maldives=Maldives
Mali=Mali
Malta=Malta
Marshall Islands=Marshall Islands
Mauritania=Mauritania
Mauritius=Mauritius
Mexico=Mexico
Micronesia=Micronesia
Midway Islands=Midway Islands
Moldova=Moldova
Monaco=Monaco
Mongolia=Mongolia
Montserrat=Montserrat
Morocco=Morocco
Mozambique=Mozambique
Myanmar=Myanmar
Namibia=Namibia
Nauru=Nauru
Nepal=Nepal
Netherlands Antilles=Netherlands Antilles
Netherlands=Netherlands
New Zealand=New Zealand
Nicaragua=Nicaragua
Niger=Niger
Nigeria=Nigeria
Niue=Niue
Norfolk Island=Norfolk Island
Norway=Norway
Oman=Oman
Pakistan=Pakistan
Palau=Palau
Palestine=Palestine
Panama=Panama
Papua New Guinea=Papua New Guinea
Paraguay=Paraguay
Peru=Peru
Philippines=Philippines
Pitcairn Islands=Pitcairn Islands
Poland=Poland
Portugal=Portugal
Puerto Rico=Puerto Rico
Qatar=Qatar
Romania=Romania
Russia=Russia
Rwanda=Rwanda
Saint Helena=Saint Helena
Saint Kitts and Nevis=Saint Kitts and Nevis
Saint Lucia=Saint Lucia
Saint Vincent and the Grenadines=Saint Vincent and the Grenadines
Samoa=Samoa
San Marino=San Marino
Saudi Arabia=Saudi Arabia
Scotland=Scotland
Senegal=Senegal
Seychelles=Seychelles
Sierra Leone=Sierra Leone
Singapore=Singapore
Slovakia=Slovakia
Slovenia=Slovenia
Solomon Islands=Solomon Islands
Somalia=Somalia
South Africa=South Africa
Spain=Spain
Sri Lanka=Sri Lanka
Sudan=Sudan
Suriname=Suriname
Swaziland=Swaziland
Sweden=Sweden
Switzerland=Switzerland
Syria=Syria
Taiwan=Taiwan
Tajikistan=Tajikistan
Tanzania=Tanzania
Thailand=Thailand
Togo=Togo
Tonga=Tonga
Trinidad and Tobago=Trinidad and Tobago
Tunisia=Tunisia
Turkey=Turkey
Turkmenistan=Turkmenistan
Turks and Caicos Islands=Turks and Caicos Islands
Tuvalu=Tuvalu
Uganda=Uganda
Ukraine=Ukraine
United Arab Emirates=United Arab Emirates
United Kingdom=United Kingdom
United States=United States
Uruguay=Uruguay
Uzbekistan=Uzbekistan
Vanuatu=Vanuatu
Venezuela=Venezuela
Vietnam=Vietnam
Virgin Islands=Virgin Islands
Wales=Wales
Yemen=Yemen
Yugoslavia=Yugoslavia
Zambia=Zambia
Zimbabwe=Zimbabwe

Далее заполняем снова так, как показано на скриншоте ниже или так, как вам удобнее:
Не забудьте поменять путь изображений на свой:

<img src="__ipb-board.com/imgs/flags/{key}.gif">