Why is my sidebar swinging below my content?

Q:  Why is my sidebar swinging below my content? A:  9 times out of 10, it is the same reason: there is an unclosed division within an html/text widget.  Hang in there with me, I intend to explain this in English, I promise. The Problem: Your browser thinks that your sidebar belongs with the main content area.  If you look closely, you'll notice that the sidebar is NOT under the left hand … [Read more...]