Never a dumb question, if you have never seen one. This is what it looks like.
Here is a website: http://www.4wheelparts.com/4wp/produ...ular&man=WARR#
To disconnect the sway bar, you pull the two pins, pull out the center bar, and presto, you are disconnected from your sway bar.
Hope this was what you were looking for.
They have two different lengths, one for stock(picture above), and one for a 4" lift, which is usually straight. This is made by Warrior, and is probably the cheapest method. They have some that you just turn a knob, and it automatically disengages. But those cost more than buying a AntiRock system by Currie. Many choices in this department.