On v3.5.* you could specify the name of the DIV TO HIDE so FORM objects don't overlap the DHTML menu.
On v5.0, although there is a property related
Milonic v5.0 Bug: HIDEDIV not running
First of all, THIS IS NOT A BUG! 
Guidelines for those ho have the same (unexistent) problem:
V3.5.*
Place your form inside a div and name it (remember to set the same value for name and id attributes). Suppose we name it howdyform.
Specify that name in the correct place when you create the menu, for a menu without submenus:
V5.0
Assure your menu and form fall into the same div or no div at all !!!
Guidelines for those ho have the same (unexistent) problem:
V3.5.*
Place your form inside a div and name it (remember to set the same value for name and id attributes). Suppose we name it howdyform. Specify that name in the correct place when you create the menu, for a menu without submenus:
Code: Select all
addmenu(menu=["myOKMenu",29,520,,0,,XPMainStyle,1,,,0,1,0,,3,0,0,'howdyform',,0,,
,"An Item","/url/to/somewhere onbordercolor=406080;offbordercolor=60A0C0;",,,0
]);