That will take a great deal of creativity. I strongly
suggest you buy a decent plunge router. There are a
great many on the market and this will allow you to make
mortising a joy and not such an ordeal.

Here are few examples:

http://www.woodcentral.com/articles/...cles_454.shtml

http://www.woodsmith.com/issues/147/...he-router-jig/

wrote:

Thanks all-

I have a Sears router- not a plunge. I think all this mean is I'm
going to have to be creative to get it to make the mortises, thats all.