<!--
isamap = new Object();
isamap[0] = "_df"
isamap[1] = "_ovr"
isamap[2] = "_off"
isamap[3] = "_dwn"

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.hom_df = new Image();
isimages.hom_df.src = "graphics/links/hom-off.gif";

isimages.hom_ovr = new Image();
isimages.hom_ovr.src = "graphics/links/hom-ovr.gif";

isimages.hom_dwn = new Image();
isimages.hom_dwn.src = "graphics/links/hom-dwn.gif";

isimages.col_df = new Image();
isimages.col_df.src = "graphics/links/col-off.gif";

isimages.col_ovr = new Image();
isimages.col_ovr.src = "graphics/links/col-ovr.gif";

isimages.col_dwn = new Image();
isimages.col_dwn.src = "graphics/links/col-dwn.gif";

isimages.nws_df = new Image();
isimages.nws_df.src = "graphics/links/nws-off.gif";

isimages.nws_ovr = new Image();
isimages.nws_ovr.src = "graphics/links/nws-ovr.gif";

isimages.nws_dwn = new Image();
isimages.nws_dwn.src = "graphics/links/nws-dwn.gif";

isimages.con_df = new Image();
isimages.con_df.src = "graphics/links/con-off.gif";

isimages.con_ovr = new Image();
isimages.con_ovr.src = "graphics/links/con-ovr.gif";

isimages.con_dwn = new Image();
isimages.con_dwn.src = "graphics/links/con-dwn.gif";

isimages.lin_df = new Image();
isimages.lin_df.src = "graphics/links/lin-off.gif";

isimages.lin_ovr = new Image();
isimages.lin_ovr.src = "graphics/links/lin-ovr.gif";

isimages.lin_dwn = new Image();
isimages.lin_dwn.src = "graphics/links/lin-dwn.gif";

}
// end JavaScript. -->