locast installed Office 2007 on a new WIndows 7 machine. The installation went through without error. But now I cannot open any of the Office 2003 files. The error I get is as below. The files are on a local drive and not read only. Excel cannot open the file <filename>. The document may be read-only or corrupted. <filename> cannot be accessed. THe file may be corrupted, located on a server that is not responding or read only. Please help. Thanks much.