Context menu option showing behind the window

Suite and Optimus Suite 8
#1

image
i have created contextMenu and when i use cellClick event that time i need that contextMenu option list but its going to begind the window…how can i solve that issue

#2

You can try to change the z-index of the context menu using the following css:

.dhx_menu{
   z-index: 999999999
}