Using an Executive Order to pass legislation! UNCONSTITUTIONAL?

I can't help myself today, but in case people are just realizing what an executive order is, it can be overturned, however, most of the time it does not occur, anyhow I found this great link where you can look at past Executive orders that have stood.

A great paper and references for more research about Executive Orders and the politics involved.
A great paper detailing the Executive Order and also references for reading

There is also a lot of other information here for your research
The American Presidency Project