Open kwrite as root - konsole > su > kwrite. Copy and paste this into it -->
[Desktop Entry]
Type=Application
Exec=kdesu konsole
Icon=utilities-terminal
X-DocPath=konsole/index.html
Terminal=false
X-KDE-StartupNotify=true
Name=Root Konsole
GenericName= Root Terminal
X-DBUS-StartupType=Unique
X-KDE-AuthorizeAction=shell_access
Categories=Qt;KDE;System;TerminalEmulator;X-MandrivaLinux-System-Terminals;
X-Desktop-File-Install-Version=0.16
Save it as rootkonsole.desktop to /usr/share/applications/kde4.