newimage0 = new Image();
newimage0.src = "images/menu_1_hover.jpg";
newimage1 = new Image();
newimage1.src = "images/menu_2_hover.jpg";
newimage2 = new Image();
newimage2.src = "images/menu_3_hover.jpg";
newimage3 = new Image();
newimage3.src = "images/menu_4_hover.jpg";