> 1)	Is it possible to download HTTP and HTTPS?
Yes.

> 2)	Does the program normally masks itself as a 
> Webrowser while downloading?
You can change the User-agent to whatever you want.

> 3)	Following formats supported yes or no? 
> -	HTML/XHTML
> -	Stylesheets (CSS)

Should be :)

> -	XML/DTDs

No (what do you mean by XML/DTD ? XSLT ? what is it, 1999 ?)

> -	Java Script/DOM

Sort of (VERY basic processing ; ie. URL in strings detection)

> -	Dynamic HTML

What do you imply by "dynamic" ?
> -	Perl
> -	PHP

Does not make much sense - it is interpreted unless a misconfiguration exists,
and therefore the processing is the same as for an HTML page.