Microsoft has made progress in getting its Windows software to work on a low-cost laptop computer for poor children that currently runs on rival Linux software, an executive said on Thursday. The software company is now working to adapt a basic version of Windows XP so it is <A HREF="http://www.eweek.com/article2/0,1759,2207883,00.asp?kc=EWRSS03119TX1K0000594">compatible with the nonprofit One Laptop per Child Foundation's small green-and-white XO laptop.</A>