I'm designing a book reader, where I need to search functions: Search inside the book, and search on Google. How do I differentiate the icons without using Google's logo?
closed as off topic by JonW♦ Jul 23 '12 at 18:39
Questions on User Experience Stack Exchange are expected to relate to user experience within the scope defined by the community. Consider editing the question or leaving comments for improvement if you believe the question can be reworded to fit within the scope. Read more about reopening questions here. If this question can be reworded to fit the rules in the help center, please edit the question.
Including a "world" shape with the magnifying glass is commonly used for "Search the web" queries.
And then for the "inside search" the magnifying glass alone or maybe adding document or book shape along with it.