if (document.images)
{
preload_image = new Image();
img_path = new Array();

img1 = new Image();
img2 = new Image();
img3 = new Image();
img4 = new Image();
img5 = new Image();
img6 = new Image();
img7 = new Image();
img8 = new Image();
img9 = new Image();
img10 = new Image();

img1.src = "/_templates/shell/images/nav_on/home_nav.jpg";
img2.src = "/_templates/shell/images/nav_on/dr_janis_nav.jpg";
img3.src = "/_templates/shell/images/nav_on/testimonials_nav.jpg";
img4.src = "/_templates/shell/images/nav_on/office_nav.jpg";
img5.src = "/_templates/shell/images/nav_on/appointments_nav.jpg";
img6.src = "/_templates/shell/images/nav_off/about_nav.jpg";
img7.src = "/_templates/shell/images/nav_off/indications_nav.jpg";
img8.src = "/_templates/shell/images/nav_off/implant_nav.jpg";
img9.src = "/_templates/shell/images/nav_off/questions_nav.jpg";
img10.src = "/_templates/shell/images/nav_off/research_nav.jpg";

for(var i = 0; i<=img_path.length; i++)
preload_image.src = img_path[i];
}