var imageFiles_6_13 = new Array();
imageFiles_6_13['0'] = new Array ('_images/6_Home.gif', '_images/6_HomeMouseover.gif');
imageFiles_6_13['1'] = new Array ('_images/6_Shop_Online.gif', '_images/6_Shop_OnlineMouseover.gif');
imageFiles_6_13['2'] = new Array ('_images/6_Shipping_Costs.gif', '_images/6_Shipping_CostsMouseover.gif');
imageFiles_6_13['3'] = new Array ('_images/6_Shopping_Cart.gif', '_images/6_Shopping_CartMouseover.gif');
imageFiles_6_13['4'] = new Array ('_images/6_Contact_Us.gif', '_images/6_Contact_UsMouseover.gif');

function image_on_6_13 (position) {
   var doc = eval("document.image6_13" + position);
   doc.src = imageFiles_6_13[position][1];
}

function image_off_6_13 (position) {
   var doc = eval("document.image6_13" + position);
   doc.src = imageFiles_6_13[position][0];
}