AutopopulateNSSRUserDetails(Script Include)

var AutopopulateNSSRUserDetails = Class.create();
AutopopulateNSSRUserDetails.prototype = Object.extendsObject(global.AbstractAjaxProcessor, {

    populateDepartment: function() {
        var user = this.getParameter('sysparm_user');
        var grUser = new GlideRecord('sys_user');
        grUser.addQuery('sys_id', user);
        grUser.query();
        if (grUser.next()) {
            var department = grUser.department.getDisplayValue();
            return department.toString();
        }
    },

    type: 'AutopopulateNSSRUserDetails'
});