var imageFiles_l_4 = new Array();
imageFiles_l_4['0'] = new Array ('_images/l_Artist.gif', '_images/l_ArtistMouseover.gif');
imageFiles_l_4['1'] = new Array ('_images/l_Product.gif', '_images/l_ProductMouseover.gif');
imageFiles_l_4['2'] = new Array ('_images/l_Design.gif', '_images/l_DesignMouseover.gif');
imageFiles_l_4['3'] = new Array ('_images/l_Dog_Knockers.gif', '_images/l_Dog_KnockersMouseover.gif');

function image_on_l_4 (position) {
   var doc = eval("document.imagel_4" + position);
   doc.src = imageFiles_l_4[position][1];
}

function image_off_l_4 (position) {
   var doc = eval("document.imagel_4" + position);
   doc.src = imageFiles_l_4[position][0];
}