Extended maxsci gui for material id assignment.
Multi material assignment: (Do not change button colors after assingning the multimaterial. Do not assign multimaterial while in subobject mode.)
Change button colors:Double click to change color of the button:(Make sure to assign button colors before assigning multimaterial to the selected object )
Save and load gui presets: Eight click to rename a button.(Make sure to load the gui with corresponding button count)
Double click on the button to change button color
Right click on the button to change button text.
Single click on the button to change materialID of selected polygon or element.