var imageFiles_d2zh_31 = new Array();
imageFiles_d2zh_31['0'] = new Array ('_images/d2zh_Home.gif', '_images/d2zh_HomeMouseover.gif');
imageFiles_d2zh_31['1'] = new Array ('_images/d2zh_About_Us.gif', '_images/d2zh_About_UsMouseover.gif');
imageFiles_d2zh_31['2'] = new Array ('_images/d2zh_Customer_Service.gif', '_images/d2zh_Customer_ServiceMouseover.gif');
imageFiles_d2zh_31['3'] = new Array ('_images/d2zh_Contact_Us.gif', '_images/d2zh_Contact_UsMouseover.gif');
imageFiles_d2zh_31['4'] = new Array ('_images/d2zh_Direct_To_The_Trade.gif', '_images/d2zh_Direct_To_The_TradeMouseover.gif');

function image_on_d2zh_31 (position) {
   var doc = eval("document.imaged2zh_31" + position);
   doc.src = imageFiles_d2zh_31[position][1];
}

function image_off_d2zh_31 (position) {
   var doc = eval("document.imaged2zh_31" + position);
   doc.src = imageFiles_d2zh_31[position][0];
}