I notice that many of the sites that try to defend legalism, and the ones who try to take a "middle ground" on the issue, are forever mentioning that legalism is okay as long as it's done to be obedient to God and not used as a means of obtaining salvation. I think that this group is in danger of becoming full blown legalists.

Some of these same people erect a straw man argument, that is, Christians who are against legalism are also (or must be) completely anti-God's law, or anti-Christian values, morals, and ethics, which is not true; not all anti-legalists are pro-moral relativity. Some of these "middle-grounders" simply switch out the term "legalism" with the terms "pureness" or "holiness," as if having a nasty attitude and being harsh is acceptable under a different label; so I offer the following links with a caveat: