If you want to set the compatibility mode in the browser itself and not in the html do the following
- Open IE 10
- Press the ALT Key to bring up the IE Menubar
- Click on the Tools menu
- Click on compatibility view setting.
- Clicks check the box; display all the websites in compatibility view
or - Add only the desired websites to the compatibility view
As shown in the image below. The website should then open up with IE 10 Compatibility view.