I've got an ancient Dell computer and after re-loading the OS the sound driver isn't there. I've tried downloading from the Dell site but it doesn't seem to want to work (it's a Dimension 3000 if that helps).
Any suggestions gratefully received.

Download this:

http://support.euro.dell.com/support/downloads/download.aspx?c=uk&cs=ukdhs1&l=en&s=dhs&releaseid=R94481&SystemID=DIM_CEL_3000&servicetag=&os=WW1&osl=en&deviceid=2430&devlib=0&typecnt=0&vercnt=3&catid=-1&impid=-1&formatcnt=1&libid=3&typeid=-1&dateid=-1&formatid=-1&fileid=122481

And do this:

Hard Drive Installation (via WinZip) with Setup.exe File for R94481.EXE

Download

1.Click Download Now, to download the file.
2.When the File Download window appears, click Save (Windows XP
users will click Save) this program to disk and click OK. The Save In:
window appears.
3.From the Save In: field, click the down arrow then click to
select Desktop and click Save. The file will download to your desktop.
4.If the Download Complete window appears, click Close. The file
icon appears on your desktop.

Install

1.Double-click the new icon on the desktop labeled R94481.EXE.
2.The Self-Extracting window appears and prompts you to extract or
unzip to C:\DELL\DRIVERS\r94481. Write down this path so the executable (I.e.
Setup.exe) file can be found later.
3.The Self-Extractor window appears.
4.Click OK.
5.After completing the file extraction, if the Self-Extractor
window is still open, close it.
6.Click the Start button and then click Run.
7.Type C:\DELL\DRIVERS\r94481 in the Open textbox and then click OK.
8.Follow the on-screen installation instructions.