function preLoadImages(){ var t = '<layer top="-100" left="0" visibility="hide"><div style="position:absolute; top:-100px; left:0px; visibility:hidden">'; for (i = 0; i < arguments.length; i++) t += '<img src="' + arguments[i] + '" height="10" width="10">'; t += '</div></layer>'; document.write(t); }  preLoadImages('images/bck.jpg', 'images/sfgc_logo.jpg', 'images/0menu_cen.gif', 'images/0menu_lt.jpg', 'images/0menu_rt.gif', 'images/abt_us.jpg', 'images/abt_ush.jpg', 'images/acad.jpg', 'images/acadh.jpg', 'images/board.jpg', 'images/box_shadowlft.gif', 'images/box_shadowmid.gif', 'images/box_shadowrft.gif','images/con_us.jpg', 'images/csoff.jpg', 'images/csoffh.jpg', 'images/facil.jpg', 'images/facilh.jpg', 'images/footerLine.gif', 'images/hdrline0.gif', 'images/hdrline1.gif', 'images/hdrline1.gif', 'images/home.jpg', 'images/photobottom.jpg','images/place.jpg', 'images/placeh.jpg', 'images/rese.jpg', 'images/reseh.jpg', 'images/reso.jpg', 'images/resoh.jpg', 'images/sfgc.jpg', 'images/site_map.jpg', 'images/stud.jpg', 'images/studh.jpg', 'images/0_cntr.gif', 'images/0_lft.gif', 'images/0_rgt.gif', 'images/spacer.gif', 'images/start.gif', 'images/dull.jpg', 'images/color.jpg', 'images/arrow.gif'); function swapImage(imgN, imgU){ if (document.images) document.images[imgN].src = imgU; }