I am using windows Vista or Windows Server 2008 but I couldn't install the driver of RealteK Lan RTL8139D

Support Information:
Device Type: Network Adapter
Manufacturer: RealTek
Model: 8139D
Interface: PCI / ISA
Operating System: Windows Vista
Age of Device: < 6 months old
FCCID:

Find it on DriverGuide (http://members.driverguide.com/index.php?action=srch&sm=b&aax=&qa6=891&qa5=12&qa7=1801&dp=0.5&qm0=8139D&jmd=and&fzz=d) | Find it with Google (http://www.google.com/search?hl=en&lr=&ie=UTF-8&oe=UTF-8&q=RealTek+Network+Adapter++8139D+Windows+Vista+) | Research manufacturer RealTek (http://members.driverguide.com/index.php?action=getinfo&companyid=891)

http://www.realtek.com.tw/downloads/downloadsView.aspx?Langid=1&PNid=6&PFid=6&Level=5&Conn=4&DownTypeID=3&GetDown=false