nkGestures Mouse Gestures
This is extension which enables mouse gestures in the Chrome browser.
With this extension, you can perform common tasks by simply moving your mouse. Use gestures, you can go back or go forward to the previous page in your browser's history,switch to the tab which you want,close Chrome,reload the tab which you have closed last time,drag and drop a link to open it in new tab,open the extension's option page,and so on.you can define all the mouse gestures in option page.