This tip will keep other users and websites from changing you IE's homepage. Simply follow these steps:
1. Click on the Start button and select'Run' 2. Type in 'regedit' and press OK 3. Look for this string: HKEY_CURRENT_USER\Software\Policies\Microsoft 4. Right-click on the Microsoft folder, select 'New->Key' and name it 'Internet Explorer' 5. Right-click on the Internet Explorer folder, select 'New->key' and name it 'Control Panel' 6. Right-click on the Control Panel folder, select 'New->DWORD' Value and name it 'Homepage' 7. Right click on the Homepage value, select 'Modify' and change the value from '0' to '1'