var imageFiles_4e_1 = new Array();
imageFiles_4e_1['0'] = new Array ('_images/4e_Agriculture.gif', '_images/4e_AgricultureMouseover.gif');
imageFiles_4e_1['1'] = new Array ('_images/4e_Food___Beverage.gif', '_images/4e_Food___BeverageMouseover.gif');
imageFiles_4e_1['2'] = new Array ('_images/4e_Industrial.gif', '_images/4e_IndustrialMouseover.gif');
imageFiles_4e_1['3'] = new Array ('_images/4e_Municipal.gif', '_images/4e_MunicipalMouseover.gif');

function image_on_4e_1 (position) {
   var doc = eval("document.image4e_1" + position);
   doc.src = imageFiles_4e_1[position][1];
}

function image_off_4e_1 (position) {
   var doc = eval("document.image4e_1" + position);
   doc.src = imageFiles_4e_1[position][0];
}