1.- Are you using PHP 4? If so, the answer is in the other discussion you referred to.
2.- Sorry, I do not understand what kind of question your screenshot is showing. Please provide more details.
Joseph
Lesson
Blank page for Lesson Question page
Гэтае абмеркаваньне было заблакавана, таму вы болей ня можаце адказваць на яго.