Blank User Accounts Applet ::
Problem::
When you double-click User Accounts applet in the Control Panel, the User Accounts applet opens, but it may be completely blank.
The buttons Back | Forward | Home are displayed in the dialog.
Resolution::
To resolve the problem, type these commands from Start, Run dialog:
regsvr32 jscript.dll
If that does not help, execute the following commands as well.
regsvr32 nusrmgr.cpl
regsvr32 /i mshtml.dll
Enjoy...