Would you like to do this.

Script Include:

Name: RoleUtilities

Script:

var RoleUtilities = Class.create();

RoleUtilities.prototype = Object.extendsObject(AbstractAjaxProcessor, {


getRoledUsers : function(){

var arr=[];

var gr = new GlideRecord('sys_user_has_role');

gr.addQuery('role.name','itil_admin');

gr.query();

while(gr.next()){

arr.push(gr.user);

}

return 'sys_idIN'+arr;

},

       type: 'RoleUtilities'

});

Reference Qualifier:

javascript: new RoleUtilities().getRoledUsers();