var imageFiles_7y_1 = new Array();
imageFiles_7y_1['0'] = new Array ('_images/7y_Outdoor_Lighting.gif', '_images/7y_Outdoor_LightingMouseover.gif');

function image_on_7y_1 (position) {
   var doc = eval("document.image7y_1" + position);
   doc.src = imageFiles_7y_1[position][1];
}

function image_off_7y_1 (position) {
   var doc = eval("document.image7y_1" + position);
   doc.src = imageFiles_7y_1[position][0];
}