Here are some interesting sites:

1. ASP.NET
2. jQuery
3. Microsoft
4. Mr Bool
5. SQL Server

1. Item a
   1. Sub_item 1
   2. Sub_item 2
   3. Sub_item 3
   4. Sub_item 4
   5. Sub_item 5
2. Item b
3. Item c
   1. Sub_item A
   2. Sub_item B
      1. Sub of B1
      2. Sub of B2
   3. Sub_item C
   4. Sub_item D
   5. Sub_item E
4. Item d
5. Item e