I wanted to get a comprehensive way, of installing coldfusion 7 on a Mac Tiger (Intel), and if I can get any instructions on how to do it, along with how to configure the httpd etc, that would be great.
Google "coldfusion os x" and you'll get many, many results. As of 7.0.1, though, CF ships with a native OS X installer. That should only leave you to deal with the Apache install and that will vary by version (1.3.x, 2.0.x or 2.2.x).
Here's one tutorial that appears to cover everything from a member of Adobe's ColdFusion support team: