play with regedit
Hold down the cntl key and drag the icon to the quick launch bar. This will copy the icon. If you don't hold the cntl key it will move the icon to the quick launch bar.
bible toolbar
It's actually in the task bar, not the start bar. If you right click in an open place on the task bar, select toolbars and then select quick launch, that should put it back.
Task Properties.
Address Bar
menu bar
quick launch bar
Try the link http://windowsxp.mvps.org/QLError.htmEssentially it says:When you try to enable the Quick Launch or the Desktop bar, you may get the error "Cannot create Toolbar". This might happen if the Quick Launch folder is missing in this location: %Appdata%\Microsoft\Internet Explorer\Quick Launch To resolve the problem, type this command from Start, Run dialog: IE4UINIT.EXE The above command creates the Quick Launch folder automatically, if it is missing in the above location. Now, try to enable the Quick Launch bar. If the problem persists, run the following command: REGSVR32 /i SHELL32.DLL Restart Windows. Click Start, Run and type the above line to see if the folder exists. In most cases, re-creating the folder helps you turn the Quick Launch bar ON. See this knowledgebase article which says for Windows 98/ME, but should also apply for Windows XP (the Quick Launch folder path will vary anyway) Error Message: Cannot Create Toolbar for " Restart Windows and enable the Quick Launch bar.
to open up the program by one click instead of the normal two .
task bar
No, the taskbar does. The system tray is also located in the task bar. Quick launch was removed in Windows 7, and replaced by a new taskbar that lets you pin icons to it.
If you are referring to the formula bar in Excel, then you can do it through the View menu. Usually the Formula Bar is visible, but you can turn it on and off in the View menu.