If you were looking for the best designed and most transparent Microsoft user interface then you can't escape Windpws Aero. Here's a hack to enable Windows Aero in Windows 7. But before you proceed with the steps keep a backup of your registry.
Step 1. Click on the Start Menu and type “regedit” into the search box. When the program appears click to open the regedit.exe icon.
Step 2. Locate the Key below
HKEY_CURRENT_USERSoftwareMicrosoftWindowsDWM
Step 3. Look to the pane on the right of the key hierarchy. Right click on the white area and select New > DWORD (32 bit) Value.
Step 4. As the value appears name it UseMachineCheck.
Step 5. Repeat and create 2 more DWORD Values, Blur and Animations
Step 6. First double-click the value just created with the UseMachineCheck and enter 0 in the Value Data box. Do the same for Values Blur and Animations. Then click OK.
Step 7. Now close the Registry Editor.
Step 8. Open the Start Menu and type “cmd” into the search box, right-click on cmd.exe when the program appears in the search results. Now, select Run as Administrator from the drop-down.
Step 9. As the Command Prompt opens type the commands below
i) Net Stop uxsms – this command will stop the Desktop Windows Manager Session Manager
ii) Net Start uxsms– this command will restart it
Step 10. Once you close the Command Prompt. Right click on the desktop and click on Personalize from the menu.
Step 11. Click on the Window Color and Appearance in the Personalization Windows Aero the Color Scheme menu.
And it's done
Step 1. Click on the Start Menu and type “regedit” into the search box. When the program appears click to open the regedit.exe icon.
Step 2. Locate the Key below
HKEY_CURRENT_USERSoftwareMicrosoftWindowsDWM
Step 3. Look to the pane on the right of the key hierarchy. Right click on the white area and select New > DWORD (32 bit) Value.
Step 4. As the value appears name it UseMachineCheck.
Step 5. Repeat and create 2 more DWORD Values, Blur and Animations
Step 6. First double-click the value just created with the UseMachineCheck and enter 0 in the Value Data box. Do the same for Values Blur and Animations. Then click OK.
Step 7. Now close the Registry Editor.
Step 8. Open the Start Menu and type “cmd” into the search box, right-click on cmd.exe when the program appears in the search results. Now, select Run as Administrator from the drop-down.
Step 9. As the Command Prompt opens type the commands below
i) Net Stop uxsms – this command will stop the Desktop Windows Manager Session Manager
ii) Net Start uxsms– this command will restart it
Step 10. Once you close the Command Prompt. Right click on the desktop and click on Personalize from the menu.
Step 11. Click on the Window Color and Appearance in the Personalization Windows Aero the Color Scheme menu.
And it's done