if (!dhtml_ok) { 
    event = null
}

function show_tooltip(current_event, tip_text) {
    if (!dhtml_ok) { return }
    
    var mouse_x = get_mouse_x(current_event)
    var mouse_y = get_mouse_y(current_event)
    
    var html_text = "<div style='font-size:10pt;" +
                                "font-family:Arial, Helvetica, Tahoma, sans-serif; color:#000066; " +
                                "border: thin solid #99CC00; padding: 5pt 5pt 5pt;'>" + 
                                 tip_text + "</div>"

    dhtml_objects["tooltip"].set_html(html_text)
    dhtml_objects["tooltip"].set_left(mouse_x - 180)
    dhtml_objects["tooltip"].set_top(mouse_y)
    dhtml_objects["tooltip"].set_backgroundColor("#99CC00")
    dhtml_objects["tooltip"].set_visibility("visible") 
}

function hide_tooltip() {
 
    if (!dhtml_ok) { return }
    
    dhtml_objects["tooltip"].set_visibility("hidden")
}


function show_tooltip_left(current_event, tip_text) {
    if (!dhtml_ok) { return }
    
    var mouse_x = get_mouse_x(current_event)
    var mouse_y = get_mouse_y(current_event)
    
    var html_text = "<div style='font-size:10pt;" +
                                "font-family:Arial, Helvetica, Tahoma, sans-serif; color:#000066; " +
                                "border: thin solid #99CC00; padding: 5pt 5pt 5pt;'>" + 
                                 tip_text + "</div>"

    dhtml_objects["tooltip"].set_html(html_text)
    dhtml_objects["tooltip"].set_left(mouse_x + 130)
    dhtml_objects["tooltip"].set_top(mouse_y)
    dhtml_objects["tooltip"].set_backgroundColor("#99CC00")
    dhtml_objects["tooltip"].set_visibility("visible") 
}