onActionProcess.js

import("system.calendars");
import("system.vars");
import("system.neon");
import("system.date");
import("system.util");
import("Calendar_lib");
import("Context_lib");


var links = [
    {
        "OBJECT_ID":vars.get("$field.CONTACTID"),
        "OBJECT_TYPE":ContextUtils.getCurrentContextId()
    },
    {
        "OBJECT_ID":vars.get("$field.ORGANISATION_CONTACTID"),
        "OBJECT_TYPE":"Organisation"
    }
];

var params = {
    "Entry_param":JSON.stringify(CalendarUtil.createEntry("", "", links, undefined, undefined, undefined, undefined, undefined, undefined, undefined, 
                                                            undefined, undefined, undefined, undefined))
};

neon.openContext("Appointment", "AppointmentEdit_view", null, neon.OPERATINGSTATE_NEW, params);