please can not run internet on vista it only shows my onboard lan card which is damaged do not detect the silan one which i brought 6 months ago please help me

Support Information:
Device Type: Network Devices
Manufacturer: Silan
Model: SC92031 pci fast ethernet
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=3284&qa5=12&qa7=1801&dp=0.5&qm0=SC92031+pci+fast+ethernet&jmd=and&fzz=d) | Find it with Google (http://www.google.com/search?hl=en&lr=&ie=UTF-8&oe=UTF-8&q=Silan+Network+Devices++SC92031+pci+fast+ethernet +Windows+Vista+) | Research manufacturer Silan (http://members.driverguide.com/index.php?action=getinfo&companyid=3284)