+\docparam{html}{HTML text. (NOT file!)}
+
+\docparam{basepath}{base directory (html string would be stored there if it was in
+file). It is used to determine path for loading images, for example.}
+
+\docparam{isdir}{false if basepath is filename, true if it is directory name
+(see \helpref{wxFileSystem}{wxfilesystem} for detailed explanation)}