У вашего броузера проблема в совместимости с HTML5
This video shows how to use Map 3D FDO to connect to a XLS source and to join the XSL data with other FDO connected datasets like SHP.
The link to connection strings:
www.connectionstrings.com
The same connectionstring used was:
Driver={Microsoft Excel Driver (*.xls, *.xlsx, *.xlsm, *.xlsb)};DBQ=C:\TEMP\myNames.xls;