Mind mapping is an effective way to express human radioactive thinking. It values both diagrams and words, uses the hierarchy figure to illustrate the relationship between various topics. By building memory links using the topic keywords with images, color, etc., such kind of software can make full use of the law of human brain memory, reading and thinking to help people unlock the infinite potential of human brain.

HTML5's mightiness, we don't need to introduce too much. Of which, the Geolocation is one of its important features - providing the function for determining user's location. With this feature, we can develop cool web apps based on geographical location information (especially by calling the Google Maps interface).