// Preload Navigation

imghome = new Image(); imghome.src = "en_media/img/nav_home_high.gif";
imgtherapy = new Image(); imgtherapy.src = "en_media/img/nav_therapy_high.gif";
imghealth = new Image(); imghealth.src = "en_media/img/nav_health_high.gif";
imgdiagnostics = new Image(); imgdiagnostics.src = "en_media/img/nav_diagnostics_high.gif";
imgcontact = new Image(); imgcontact.src = "en_media/img/nav_contact_high.gif";