some computer trick this trick are 0 level to killer level 1. shortcut tricks of keyboards hare two type of keyboards shortcut 1. basic 2 .advance basic Windows XP Shortcuts: Quote: ALT+- (ALT+hyphen) Displays the Multiple Document Interface (MDI) child window's System menu ALT+ENTER View properties for the selected item ALT+ESC Cycle through items in the order they were opened ALT+F4 Close the active item, or quit the active program ALT+SPACEBAR Display the System menu for the active window ALT+TAB Switch between open items ALT+Underlined letter Display the corresponding menu BACKSPACE View the folder one level up in My Computer or Windows Explorer CTRL+A Select all CTRL+B Bold CTRL+C Copy CTRL+I Italics CTRL+O Open an item CTRL+U Underline CTRL+V Paste CTRL+X Cut CTRL+Z Undo CTRL+F4 Close the active document CTRL while dragging Copy selected item CTRL+SHIFT while dragging Create shortcut to sele...