114. Internet Explorer / Mozilla Firefox Shortcut keys

Shortcut	Utility
Ctrl + A	Select all items on a webpag
Ctrl + C	Copy a selected item to the clipboard
Ctrl + V	Paste an item from the clipboard into a document
Ctrl + D	Add the current page/document to your favorites
Ctrl + E	Open the IE search utility
Ctrl + F	Open the FIND box to search the current document
Ctrl + H	Open the History utility
Ctrl + I	Open the Favorites utility
Ctrl + L or Ctrl + O	Go to a new location/document
Ctrl + N	Open a new window
Ctrl + T	Open a new tab
Ctrl + P	To Print the current page/document
Ctrl + R or F5	To Refresh the current page/document
Ctrl + S	Save the current document/page
Ctrl + W	Close the current window / tab
Alt + Home Key	To go to your default homepage
Alt + Right arrow key	To go forward one page
Alt + Left arrow key	To go back one page
F11	To get the full page view
Alt + Spacebar + X	Window Maximize
Alt + Spacebar + R	Window Restore
Alt + Spacebar + N	Window Minimize

10. Change font size by mouse wheel

Now you can change your font size without going to the font menu.
Just hold 'ctrl' key and scroll your mouse wheel.
Hey... your font size is changing.
This trick will work various softwares like Mozilla Firefox, Internet Explorer...etc.