Third level in proper browsers: 1. Open a JS debug console (Cmd+Option+J) 2. Set a breakpoint on window load (Event Listener Breakpoints - Load - load). 3. Relo

Third level in proper browsers: 1. Open a JS debug console (Cmd+Option+J) 2. Set a breakpoint on window load (Event Listener Breakpoints - Load - load). 3. Reload the page 4. After the breakpoint is hit, type localStorage.setItem('msIsSiteModeActivated', 'true'); navigator = {appName: 'Microsoft Internet Explorer', userAgent: 'MSIE 9.0'}; 5. Disable the breakpoint, level 3 should now work..