1. Click on Set touch icon
2. An error page will load, don't worry, it's okay
3. Add that error page to our bookmarks (NOT to the home screen)
4. Edit it and remove the beginning of the url until it starts with javascript:
5. From your PC or Mac create and upload a square icon image (Your device will add the glossy, roundy, 2.0 look to it for you)
6. From your device, go to the url you want to put the custom icon on, click the bookmark and enter the URL of your icon
7. Now, without refreshing, add the website to your home screen