homeIMG = new Image();
homeIMG.src = "images/navhomeH.jpg";
aboutIMG = new Image();
aboutIMG.src = "images/navaboutH.jpg";
purchaseIMG = new Image();
purchaseIMG.src = "images/navpurchaseH.jpg";
supportIMG = new Image();
supportIMG.src = "images/navsupportH.jpg";
contactIMG = new Image();
contactIMG.src = "images/navcontactH.jpg";