isamap = new Object();
isamap[0] = "_df"
isamap[1] = "_ov"
isamap[2] = "_ot"
isamap[3] = "_dn"

function isimgact(id, act) {
	if(document.images) document.images[id].src = eval( "isimages." + id + isamap[act] + ".src");
}

if (document.images) { // ensure browser can do JavaScript rollovers.
isimages = new Object();
isimages.bcf14_df = new Image();
isimages.bcf14_df.src = "pix/bcfbot_course.jpg";

isimages.bcf14_ov = new Image();
isimages.bcf14_ov.src = "pix/bcfbot_courseov.jpg";

isimages.bcf18_df = new Image();
isimages.bcf18_df.src = "pix/bcfimage.jpg";

isimages.bcf18_ov = new Image();
isimages.bcf18_ov.src = "pix/bcfimageov.jpg";

isimages.bcf22_df = new Image();
isimages.bcf22_df.src = "pix/bcfdescription.jpg";

isimages.bcf22_ov = new Image();
isimages.bcf22_ov.src = "pix/bcfdescriptionov.jpg";

isimages.bcf25_df = new Image();
isimages.bcf25_df.src = "pix/bcfhomeworks.jpg";

isimages.bcf25_ov = new Image();
isimages.bcf25_ov.src = "pix/bcfhomeworksov.jpg";

isimages.bcf29_df = new Image();
isimages.bcf29_df.src = "pix/bcfannouncements.jpg";

isimages.bcf29_ov = new Image();
isimages.bcf29_ov.src = "pix/bcfannouncementsov.jpg";

isimages.bcf33_df = new Image();
isimages.bcf33_df.src = "pix/bcfresources.jpg";

isimages.bcf33_ov = new Image();
isimages.bcf33_ov.src = "pix/bcfresourcesov.jpg";

isimages.bcf36_df = new Image();
isimages.bcf36_df.src = "pix/bcfgrades__2001_.jpg";

isimages.bcf36_ov = new Image();
isimages.bcf36_ov.src = "pix/bcfgrades__2001_ov.jpg";

isimages.bcf40_df = new Image();
isimages.bcf40_df.src = "pix/bcfgaggle_of_bots.jpg";

isimages.bcf40_ov = new Image();
isimages.bcf40_ov.src = "pix/bcfgaggle_of_botsov.jpg";

isimages.bcf44_df = new Image();
isimages.bcf44_df.src = "pix/bcfimage1.jpg";

isimages.bcf44_ov = new Image();
isimages.bcf44_ov.src = "pix/bcfimage1ov.jpg";

isimages.bcf48_df = new Image();
isimages.bcf48_df.src = "pix/bcfhotline_server.jpg";

isimages.bcf48_ov = new Image();
isimages.bcf48_ov.src = "pix/bcfhotline_serverov.jpg";

isimages.bcf51_df = new Image();
isimages.bcf51_df.src = "pix/bcfgive_me_stuff_.jpg";

isimages.bcf51_ov = new Image();
isimages.bcf51_ov.src = "pix/bcfgive_me_stuff_ov.jpg";

isimages.bcf55_df = new Image();
isimages.bcf55_df.src = "pix/bcfabout_dlt.jpg";

isimages.bcf55_ov = new Image();
isimages.bcf55_ov.src = "pix/bcfabout_dltov.jpg";

isimages.bcf59_df = new Image();
isimages.bcf59_df.src = "pix/bcfprojects_open.jpg";

isimages.bcf59_ov = new Image();
isimages.bcf59_ov.src = "pix/bcfprojects_openov.jpg";

isimages.bcf62_df = new Image();
isimages.bcf62_df.src = "pix/bcfph_d__positions.jpg";

isimages.bcf62_ov = new Image();
isimages.bcf62_ov.src = "pix/bcfph_d__positionsov.jpg";

isimages.bcf66_df = new Image();
isimages.bcf66_df.src = "pix/bcfcontact_us.jpg";

isimages.bcf66_ov = new Image();
isimages.bcf66_ov.src = "pix/bcfcontact_usov.jpg";

isimages.bcf70_df = new Image();
isimages.bcf70_df.src = "pix/bcfimage2.jpg";

isimages.bcf70_ov = new Image();
isimages.bcf70_ov.src = "pix/bcfimage2ov.jpg";

isimages.up_df = new Image();
isimages.up_df.src = "pix/upimage.jpg";

isimages.up_ov = new Image();
isimages.up_ov.src = "pix/upimageov.jpg";

}