OK here is a quick run down on how to get this working.
Step 1: Uninstall Flash Update (if installed)
go to menu->Settings->Applications->Manage Applications->Flash Player 10.1-> hit the uninstall button.
Step 2. Uninstall Flash player using Titanium Backup (search in the market for it you need root)
launch Titanium->Backup Restore button-> Adobe Flash player 10.1-> Freeze!-> Un-install.
Step 3. Reboot Phone
Step 4. Install Hex flash
Now when you visit hulu.com from your default Andoid browser it will say that your using android and need to wait for Hulu plus. Here is the fix for that:
Step 1. Launch your browser.
Step 2. erase all (that includes
http://www) text in the address bar
Step 3. Type in "about:debug" without the quotes and hit enter. Your browser will do nothing at this point.
Step 4. Immediately go to menu->more->Settings
Step 5. Un-check Mobile view
Step 6. Scroll down to UASTRING and select Desktop.
Step 7 Clear cookies,cache and history.
Visit hulu.com and tap the bottom right of the videos for full screen. Enjoy!