Custom Multilevel DropDown menu

Hy all,

I have problem how to make the multilevel dropdown menu.
I want the horizontal dropdown have 2 level.
Like this URL

dropdown.simple.horizontal.html

Here, my code but this only one level. I want to apply in my wordpress theme.

[Code moderated as per the Forum Rules. Please use the pastebin]

Please help me,

Thank you ??