Added line to wxMask doc.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@9031 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/datetime.tex

@@ -120,8 +120,8 @@ parameters is one of the following values:
     };
 \end{verbatim}
 
-Date calculatiosn often depend on the country adn wxDateTime allows to set the
-country which conventions should be used using
+Date calculations often depend on the country and wxDateTime allows to set the
+country whose conventions should be used using 
 \helpref{SetCountry}{wxdatetimesetcountry}. It takes one of the following
 values as parameter:
 
@@ -148,8 +148,7 @@ values as parameter:
 Differnet parst of the world use different conventions for the week start.
 In some countries, the week starts on Sunday, while in others - on Monday.
 The ISO standard doesn't address this issue, so we support both conventions in
-the functions whose result depends on it (
-\helpref{GetWeekOfYear}{wxdatetimegetweekofyear} and
+the functions whose result depends on it (\helpref{GetWeekOfYear}{wxdatetimegetweekofyear} and 
 \helpref{GetWeekOfMonth}{wxdatetimegetweekofmonth}).
 
 The desired behvaiour may be specified by giving one of the following
@@ -251,7 +250,7 @@ values were correct as constructors can not return an error code.
 \membersection{Accessors}
 
 Here are the trivial accessors. Other functions, which might have to perform
-some more complicated calculations to find the answer are under
+some more complicated calculations to find the answer are under the 
 \helpref{Calendar calculations}{wxdatetimecalculations} section.
 
 \helpref{IsValid}{wxdatetimeisvalid}\\
@@ -1062,7 +1061,7 @@ the character which stopped the scan.
 \func{const wxChar *}{ParseDate}{\param{const wxChar *}{date}}
 
 This function is like \helpref{ParseDateTime}{wxdatetimeparsedatetime}, but it
-only allows the date to be specified. It is thus flexible then
+only allows the date to be specified. It is thus less flexible then 
 \helpref{ParseDateTime}{wxdatetimeparsedatetime}, but also has less chances to
 misinterpret the user input.
 

docs/latex/wx/mask.tex

@@ -1,7 +1,8 @@
 \section{\class{wxMask}}\label{wxmask}
 
 This class encapsulates a monochrome mask bitmap, where the masked area is black and
-the unmasked area is white.
+the unmasked area is white. When associated with a bitmap and drawn in a device context,
+the unmasked area of the bitmap will be drawn, and the masked area will not be drawn.
 
 \wxheading{Derived from}