var imageFiles_18j_1 = new Array();
imageFiles_18j_1['0'] = new Array ('_images/18j_Cooling_System.gif', '_images/18j_Cooling_SystemMouseover.gif');
imageFiles_18j_1['1'] = new Array ('_images/18j_Power_Steering.gif', '_images/18j_Power_SteeringMouseover.gif');

function image_on_18j_1 (position) {
   var doc = eval("document.image18j_1" + position);
   doc.src = imageFiles_18j_1[position][1];
}

function image_off_18j_1 (position) {
   var doc = eval("document.image18j_1" + position);
   doc.src = imageFiles_18j_1[position][0];
}