no sound

Tech Support Guy System Info Utility version 1.0.0.2
OS Version: Microsoft Windows XP Home Edition, Service Pack 3, 32 bit
Processor: Intel(R) Celeron(R) CPU 2.53GHz, x86 Family 15 Model 4 Stepping 9
Processor Count: 1
RAM: 246 Mb
Graphics Card: ATI Technologies Inc. 3D RAGE IIC PCI, 2 Mb
Hard Drives: C: Total - 76285 MB, Free - 61394 MB;
Motherboard: Dell Computer Corp., 0WF887
Antivirus: avast! Antivirus, Updated: Yes, On-Demand Scanner: Enabled

Cant not get sound drivers to download.