Before HTML5, <tfoot> had to come after <thead> and before <tbody>. With HTML5, <tfoot> can come before <tbody> or after it. But there must be only one <tfoot> child of a <table> element, and it must be after <thead>.
Recommended from our users: Dynamic Network Monitoring from WhatsUp Gold from IPSwitch. Free Download
Email codedump link for thead, tfoot and tbody order in HTML5