var imageFiles_e_13 = new Array();
imageFiles_e_13['0'] = new Array ('_images/e_Home.gif', '_images/e_HomeMouseover.gif');
imageFiles_e_13['1'] = new Array ('_images/e_Residential.gif', '_images/e_ResidentialMouseover.gif');
imageFiles_e_13['2'] = new Array ('_images/e_Commercial.gif', '_images/e_CommercialMouseover.gif');
imageFiles_e_13['3'] = new Array ('_images/e_Industrial.gif', '_images/e_IndustrialMouseover.gif');

function image_on_e_13 (position) {
   var doc = eval("document.imagee_13" + position);
   doc.src = imageFiles_e_13[position][1];
}

function image_off_e_13 (position) {
   var doc = eval("document.imagee_13" + position);
   doc.src = imageFiles_e_13[position][0];
}