function preloadImages
{
   img1 = new Image();
   img2 = new Image();
   img3 = new Image();
   img4 = new Image();
   img5 = new Image();
   img6 = new Image();
   img7 = new Image();
   img8 = new Image();
   
   
   img1.src = "../images/menu_AboutUs_On.jpg";
   img2.src = "../images/menu_ContactUs_On.jpg";
   img3.src = "../images/menu_Faq_On.jpg";
   img4.src = "../images/menu_Home_On.jpg";
   img5.src = "../images/menu_Services_On.jpg";
   img6.src = "../images/icon_AppointOn.jpg";
   img7.src = "../images/icon_HomeOn.jpg";
   img8.src = "../images/icon_MailOn.jpg";  
}