multiselect usage

multiselect-usage.js

$('#countries').multiSelect({
  afterSelect: function(value, text){},   // Function to call after one item is selected
  afterDeselect: function(value, text){}, // Function to call after one item is deselected
  selectableHeader: null,                 // Text or HTML to display on the selectable container
  selectedHeader: null,                   // Text or HTML to display on the selected container
  disabledClass: 'disabled'               // CSS class for disabled items
});