hi, ArcGIS 10 Desktop service pack 3 is no the the ftp site ftp://ftp.sr.unh.edu/pub/esri/ArcGISDesktop10sp3.msp Mark -- Mark Maciolek <mailto:Mark.Maciolek at unh.edu> Network Administrator Research Computing & Instrumentation <http://www.unh.edu/research/support-units/research-computing-instrumentation> (603)862-3050