Index: trunk/include/helpers/call_file_dlg.c
===================================================================
--- trunk/include/helpers/call_file_dlg.c	(revision 261)
+++ trunk/include/helpers/call_file_dlg.c	(revision 265)
@@ -4,5 +4,5 @@
  *      this code contacts XFLDR.DLL to show the
  *      XWorkplace file dialog. This does not
- *      return until either an error occured
+ *      return until either an error occurred
  *      or XFLDR.DLL has dismissed the dialog,
  *      either because the user pressed "OK"
Index: trunk/include/helpers/comctl.h
===================================================================
--- trunk/include/helpers/comctl.h	(revision 261)
+++ trunk/include/helpers/comctl.h	(revision 265)
@@ -417,5 +417,5 @@
      *
      *      --  mp2: pointer to EMPHASISNOTIFY structure.
-     *          If the double click occured on a chart
+     *          If the double click occurred on a chart
      *          slice, lIndex has the index of the slice.
      *          Otherwise (e.g. whitespace), lIndex will
@@ -484,9 +484,9 @@
                 // from 0); if -1, a previous emphasis has been undone.
                 // With CHTN_CONTEXTMENU and CHTN_ENTER, index of the
-                // data item for which the request occured, or -1 for
+                // data item for which the request occurred, or -1 for
                 // a request on the control's whitespace.
         POINTL  ptl;
                 // exact window coordinates where mouse
-                // click occured (e.g. for context menu).
+                // click occurred (e.g. for context menu).
                 // This is undefined (-1) if the event was not
                 // caused by a mouse click.
Index: trunk/include/helpers/except.h
===================================================================
--- trunk/include/helpers/except.h	(revision 261)
+++ trunk/include/helpers/except.h	(revision 265)
@@ -205,5 +205,5 @@
                     } /* end of TRY block */                                    \
                     else                                                        \
-                    { /* exception occured: */                                  \
+                    { /* exception occurred: */                                  \
                         DosUnsetExceptionHandler((PEXCEPTIONREGISTRATIONRECORD)&(excptstruct.RegRec2));
     #endif
@@ -214,5 +214,5 @@
     #else
         #define END_CATCH()                                                     \
-                    } /* end of exception-occured block */                      \
+                    } /* end of exception-occurred block */                      \
                 }
     #endif
Index: trunk/include/helpers/winh.h
===================================================================
--- trunk/include/helpers/winh.h	(revision 261)
+++ trunk/include/helpers/winh.h	(revision 265)
@@ -524,5 +524,5 @@
      *      have changed (EM_QUERYCHANGED message).
      *
-     *      This returns TRUE if changes have occured since
+     *      This returns TRUE if changes have occurred since
      *      the last time this message or WM_QUERYWINDOWPARAMS
      *      (WinQueryWindowText) was received.
Index: trunk/include/helpers/xml.h
===================================================================
--- trunk/include/helpers/xml.h	(revision 261)
+++ trunk/include/helpers/xml.h	(revision 265)
@@ -697,8 +697,8 @@
         const char      *pcszErrorDescription;  // error description
         PXSTRING        pxstrSystemID;      // system ID of external entity
-                                            // where error occured, or NULL
+                                            // where error occurred, or NULL
                                             // if in main document
-        ULONG           ulErrorLine;        // line where error occured
-        ULONG           ulErrorColumn;      // column where error occured
+        ULONG           ulErrorLine;        // line where error occurred
+        ULONG           ulErrorColumn;      // column where error occurred
         PXSTRING        pxstrFailingNode;   // element or attribute name
                                             // or NULL
