Should fathers who've been laid off, be required to maintain the lifestyle of...

[Papa Bear]

...their children, or face charges? On a previous question:

Do you pay child support? Do you know that right after filing for unemployment, you should immediately file for a modification in your child support?

A poster says:
Unfortunately, costs of rearing children don't change, as much as your income does. What a nice way to help raise your child financially...... by finding any simple way to get out of paying a few measly bucks. What a superstar dad.

Should this apply to all fathers?