When WordPress 2.7 was released, I was delighted, but in the new admin panels, the comment spam status is colour coded. To me this doesn't fit with th
WordPress version 2.7 allows you to install plugins right from the plugin page in the admin area. If you can install plugins that way, go for it. If not, follow the normal procedures for installing a plugin in WordPress. There is no setup required: just install and activate.
/wp-content/pluginsdirectory. For example,