Does the color scheme make it difficult to impossible for those with color-deficient vision impairments, or who have trouble discriminating certain color combinations to read the information at the site (examples of problematic text/backgrounds: dark gray on black, yellow on white, red on green)?
Design/Style Is the site pleasing or comfortable to look at, allowing your eyes to travel the page logically?
Given the availability of inexpensive yet sophisticated web authoring tools, anyone can design a good looking site, but appearances are not necessarily indicative of the accuracy or timeliness of the information found on the site.
What information is given so that you can determine who the owner is and what their experience is, the resources they used, etc., that will help you evaluate the content of their site?
One of the questions I get asked again and again is how to validate a field value in an Acro Form with a custom validation script.
Adobe provided a lot of infrastructure to do that with just a simple script.
Edit: As Dario mentions, this is not going to work for the Regular Expression Validator, as it does not support casing options.
You can also embed regular expression options msdn.microsoft.com/en-us/library/yd1In order to embed the regular expression option to ignore case you need to disable Client Side script (I don't think Java Script support it). i:.(jpg|gif|doc|pdf))$" for a case insensitive match. Then, when you call Is Match() make sure to pass Regex Options. There is no reason to have to list out the variations for casing.
Once you receive the file, you must examine its contents to determine what it really is.
If you rely on the name, it's a huge security flaw. :pattern) = match the pattern without storing the match) [d D] = any character in the set ('d' or 'D') [x X]?
However, if you're ever going to dynamically execute code from the db, then you have to be careful (such as using the exec() statement.
I think that the assumption that every website must accommodate every possible name is fallacious.