$('#demo_box').popmenu({parameters});
You can use parameters below.
{ 'controller': true, // use control button or not 'width': '300px', // width of menu 'background': '#34495e', // background color of menu 'focusColor': '#1abc9c', // hover color of menu's buttons 'borderRadius': '10px', // radian of angles, '0' for right angle 'top': '50', // pixels that move up 'left': '0', // pixels that move left 'iconSize': '100px' // size of menu's buttons }
Find more information on github.