Очищает список URL фильтров
procedure ClearURLFilters;
ClearExtensionFilters; AddURLFilter('image-g'); LoadURI('tests://filters.html');
ClearExtensionFilters; AddURLFilter('img/image-p'); LoadURI('tests://filters.html');
ClearExtensionFilters; AddURLFilter('/img/'); DeleteURLFilter('-jp'); LoadURI('tests://filters.html');