Navbar drop down menus problem

[محروم.كوم]

Hi there


I have a little problem with my forum.

I integrated vbulletin with my site header, and everything is working ok, but Drop Down menus are not displaying correctly, they are all positioned in the right, and not under the navbar(my display resolution is 1680x1050).

For example:



I am new to vbulletin, hope somebody can help me.

Thank you in advance __DEFINE_LIKE_SHARE__