One level up button not available in Windows 7..!!

It has already been taken out of Windows Vista and is also no longer part of Windows 7 OS.
As a workaround, please use the keyboard shortcut ALT + UP Arrow

Folder without a Name..!!

       Do you know that it is possible to create a folder without a name? Indeed..
       Follow the steps below to create a folder without any name.

·         Firstly, remove the old name. (Right click, rename and click delete or press F2)
·         Then, press and hold down the ALT button and type 0160, then press Enter.

Things to Note:

• Make sure you have switched on the number pad on your computer when you type "0160".
• You should type the code 0160 by holding the ALT button. You must type the code by using the number pads. 
• In some laptops the number pads are hidden and difficult to use. First turn on the number lock by using Fn+Nmlk and then type the code from the right hand side pad of your laptop. Do not use the horizontal number keys.