Download from:
http://www.skype.com/go/getskype-msi

Script:
xcopy "\\Server\Skype\SkypeSetup.msi" "\\%1C$\Temp*.*" /r/i/c/h/k/e
psexec \\%1 -s -d msiexec /i "C:\Temp\SkypeSetup.msi" /qn /norestart