var imageFiles_i_5 = new Array();
imageFiles_i_5['0'] = new Array ('_images/i_Commercial.gif', '_images/i_CommercialMouseover.gif');
imageFiles_i_5['1'] = new Array ('_images/i_Residential.gif', '_images/i_ResidentialMouseover.gif');
imageFiles_i_5['2'] = new Array ('_images/i_Institutional.gif', '_images/i_InstitutionalMouseover.gif');

function image_on_i_5 (position) {
   var doc = eval("document.imagei_5" + position);
   doc.src = imageFiles_i_5[position][1];
}

function image_off_i_5 (position) {
   var doc = eval("document.imagei_5" + position);
   doc.src = imageFiles_i_5[position][0];
}