How to Disable Right Click Using jQuery?
When we build a web application, a few times we do not want the users to use the right button of the mouse. It's possible to either completely or partially disable right-click context sensitive menus or replace them with a custom dialog which is applicable to the application. The contextmenu event is sent to an element when the right button of the mouse is clicked on it, but before the context menu is displayed.
Syntax
How to disable right click menu in html page using jquery?
To disable right click menu on the page completely , use the following:

Try right-click on the page
Full Source
How to disable mouse right click on textbox using jQuery?

Try right-click on the textbox