Taskbar its at the top?
Click and drag it down to the bottom. If it doesn't work the first time, keep trying. Once you have it back to normal, right click it and choose "lock the taskbar" so it doesn't happen again.
I can,t see my taskbar?
How do I add an address bar to a taskbar in XP?
Right-click an empty space on the taskbar. Click "Properties." Click the "Toolbars" tab. Check the box next to "Address." Click "OK."Source:PCMag: Add the Address Bar to Your Taskbar
My taskbar is at the back?
right click the taskbar, properties then check lock taskbar uncheck auto hide should hopefully work