You may find this of help click here
If you use the XP CD you will still need all the drivers click here. Whether Dell will supply a CD I`m not sure but that is another option; try click here
A pity the drive failed (I presume it was the drive?) as I think you could have recovered the OS installation using a Command Prompt and typing "imagex/apply d:\dell\image\factory.wim 1 c:\"