it's replaced by it is, 'll by will

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7285 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/htmlstrt.tex

@@ -43,7 +43,7 @@ See the example:
     html -> SetRelatedStatusBar(0);
 \end{verbatim}
 
-The first command associates html object with it's parent frame
+The first command associates html object with it is parent frame
 (this points to wxFrame object there) and sets format of title.
 Page title "Hello, world!" will be displayed as "HTML : Hello, world!"
 in this example.