document popup_button

diff --git a/doc/mkws-manual.markdown b/doc/mkws-manual.markdown
index 9768da4..00b43f7 100644 (file)
--- a/doc/mkws-manual.markdown
+++ b/doc/mkws-manual.markdown
@@ -849,7 +849,8 @@ popup_width     string  880                 Width of the popup window (if used),
 popup_height    string  760                 Height of the popup window (if used), in
                                             pixels.
 
-popup_button    string  `input.mkwsButton`  (Never change this.)
+popup_button    string  `input.mkwsButton`  A click on this selector will trigger the
+                                           popup to open
 
 popup_modal     string  0                   Modal confirmation mode. Valid values are 0 or 1
 
@@ -857,6 +858,8 @@ popup_autoOpen  string  1                   Open popup window on load. Valid val
 
 ----
 
+You can have more than one mkws-popup widgets on a page. Please use a different 
+popup_button value to address the right ones.
 
 The structure of the HTML generated by the MKWS widgets
 -------------------------------------------------------