This is the hyperlink to the OEC web site that allows the user to download the specific Microsoft Excel DDE plug-in to enable the new features from OEC Trader.
http://www.openecry.com/traderstoolbox/exceldde.cfm
To download the plug-in, press the hyperlink, Plug-Ins Download Center and follow the online directions.
Additionally, there is an Excel DDE User Guide available on the download page that provides detail installation, confirmation, and use of the DDE plug-in.