Determine name /path of calling page

[mg]

Is there a simple way to determine [using C# or
javascript] the name & path of the Web page that calls a
WebForm [aspx] when the calling page is another type such
as an html, jsp, or .do file.

 

[mg]

Is there a way to determine [using C# or javascript] the
name and path of the Web page that sets a cookie with a
particular name and then calls a WebForm [aspx].