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.boxsertifika_df = new Image();
isimages.boxsertifika_df.src = "bilder/boxsertifika.jpg";

isimages.boxsertifika_ov = new Image();
isimages.boxsertifika_ov.src = "bilder/boxsertifikaov.jpg";

isimages.boxbionikcard_df = new Image();
isimages.boxbionikcard_df.src = "bilder/boxbionikcard.jpg";

isimages.boxbionikcard_ov = new Image();
isimages.boxbionikcard_ov.src = "bilder/boxbionikcardov.jpg";

isimages.boxzahnersatzrechner_df = new Image();
isimages.boxzahnersatzrechner_df.src = "bilder/boxzahnersatzrechner.jpg";

isimages.boxzahnersatzrechner_ov = new Image();
isimages.boxzahnersatzrechner_ov.src = "bilder/boxzahnersatzrechnerov.jpg";

isimages.boxfestzuschussrechner_df = new Image();
isimages.boxfestzuschussrechner_df.src = "bilder/boxfestzuschussrechner.jpg";

isimages.boxfestzuschussrechner_ov = new Image();
isimages.boxfestzuschussrechner_ov.src = "bilder/boxfestzuschussrechnerov.jpg";

isimages.boxkooperationspartner_df = new Image();
isimages.boxkooperationspartner_df.src = "bilder/boxkooperationspartner.jpg";

isimages.boxkooperationspartner_ov = new Image();
isimages.boxkooperationspartner_ov.src = "bilder/boxkooperationspartnerov.jpg";

isimages.boxturkeilabor_df = new Image();
isimages.boxturkeilabor_df.src = "bilder/boxturkeilabor.jpg";

isimages.boxturkeilabor_ov = new Image();
isimages.boxturkeilabor_ov.src = "bilder/boxturkeilaborov.jpg";

}