mt11 = new Image();
mt11.src = "i/topm-home.gif";
mt11hi = new Image();
mt11hi.src = "i/topmhi-home.gif";
mt12 = new Image();
mt12.src = "i/topm-email.gif";
mt12hi = new Image();
mt12hi.src = "i/topmhi-email.gif";
mt13 = new Image();
mt13.src = "i/topm-info.gif";
mt13hi = new Image();
mt13hi.src = "i/topmhi-info.gif";
mt14 = new Image();
mt14.src = "i/topm-sitemap.gif";
mt14hi = new Image();
mt14hi.src = "i/topmhi-sitemap.gif";
mt15 = new Image();
mt15.src = "i/topm-english.gif";
mt15hi = new Image();
mt15hi.src = "i/topmhi-english.gif";
ml21 = new Image();
ml21.src = "i/menu21-forschung.gif";
ml21hi = new Image();
ml21hi.src = "i/menu21hi-forschung.gif";
ml22 = new Image();
ml22.src = "i/menu21-lehre.gif";
ml22hi = new Image();
ml22hi.src = "i/menu21hi-lehre.gif";
ml23 = new Image();
ml23.src = "i/menu21-patient.gif";
ml23hi = new Image();
ml23hi.src = "i/menu21hi-patient.gif";
ml24 = new Image();
ml24.src = "i/menu21-aktuell.gif";
ml24hi = new Image();
ml24hi.src = "i/menu21hi-aktuell.gif";
ml25 = new Image();
ml25.src = "i/menu21-download.gif";
ml25hi = new Image();
ml25hi.src = "i/menu21hi-download.gif";
ml26 = new Image();
ml26.src = "i/menu21-links.gif";
ml26hi = new Image();
ml26hi.src = "i/menu21hi-links.gif";
ml27 = new Image();
ml27.src = "i/menu21-kontakt.gif";
ml27hi = new Image();
ml27hi.src = "i/menu21hi-kontakt.gif";
ml28 = new Image();
ml28.src = "i/menu21-nletter.gif";
ml28hi = new Image();
ml28hi.src = "i/menu21hi-nletter.gif";
mb31 = new Image();
mb31.src = "i/botm-impress.gif";
mb31hi = new Image();
mb31hi.src = "i/botmhi-impress.gif";
mb32 = new Image();
mb32.src = "i/botm-webmaster.gif";
mb32hi = new Image();
mb32hi.src = "i/botmhi-webmaster.gif";