Bored of the standard themes of Windows XP and want some visual styles? Then here is a way out. One can now enhance the appearance of visual styles (themes) in Windows XP, mainly for desktop icons, background appearance, menus, wallpaper, screensavers, mouse and taskbar. Thanks to Microsoft which provides an option to change the themes, set default as "Luna". Though, this system is locked; the Windows settings can be made visually alluring with free tools and paid ones like Style XP software. The guide below illustrates well a style change for Windows XP which is refined, followed by a preview.
A theme in principle includes a visual style (the appearance of windows, the taskbar and menus), desktop icons, wallpaper, the mouse, and a screen saver.
If Microsoft has provided the opportunity to change the style ( "Luna" by default), in practice it is locked. To then apply the style of your choice, you must change a system file, thanks to the following free tools (Style XP software can also do this, but you must pay for it):