if (document.images) {
// ======================= preload rollover main and sub navigation button images
var mainMenu_clients_on = new Image (); mainMenu_clients_on.src = "images/mainMenu_clients_on.gif";
var mainMenu_contact_on = new Image (); mainMenu_contact_on.src = "images/mainMenu_contact_on.gif";
var mainMenu_services_on = new Image (); mainMenu_services_on.src = "images/mainMenu_services_on.gif";
var mainMenu_team_on = new Image (); mainMenu_team_on.src = "images/mainMenu_team_on.gif";


}