Format help.cpp

Source/help.cpp

@@ -206,14 +206,14 @@ void DisplayHelp()
 void HelpScrollUp()
 {
 	if (help_select_line > 0)
-		--help_select_line;
+		help_select_line--;
 }
 // 634490: using guessed type int help_select_line;
 
 void HelpScrollDown()
 {
 	if (help_select_line < HelpTop)
-		++help_select_line;
+		help_select_line++;
 }
 // 634490: using guessed type int help_select_line;
 // 634960: using guessed type int HelpTop;