Shortcut keys for character map

After you double-click a character on the grid of characters, you can move through the grid by using the keyboard shortcuts:

RIGHT ARROW :(Move to the right or to the beginning of the next line)
LEFT ARROW :(Move to the left or to the end of the previous line)
UP ARROW :(Move up one row)
DOWN ARROW :(Move down one row)
PAGE UP :(Move up one screen at a time)
PAGE DOWN :(Move down one screen at a time)
HOME :(Move to the beginning of the line)
END :(Move to the end of the line)
CTRL+HOME :(Move to the first character)
CTRL+END :(Move to the last character)
SPACEBAR :(Switch between Enlarged and Normal mode when a character is selected)