A google chrome extension for fast scrolling to previous location

How to use

1. Click on the extension icon (by default on the right of address bar)
2. Type in the name of the mark
3. Click 'Add Mark' button
4. A red horizontal line will appear, click anywhere on the webpage to create a PageMark
5. A PageMark will appear at the right side (beside the scrollbar)
6. Click on the PageMark to quickly scroll to where you added it
7. If you have Peek enabled (enable by right clicking extension and go to options), you can move your mouse on the PageMark to quickly view where it will take you, move your mouse out of PageMark to go back.