function show_subnavi(menuepunkt)
 {
 if(menuepunkt!='subnavi03') document.getElementById("subnavi03").style.visibility = "hidden";
 if(menuepunkt!='subnavi04') document.getElementById("subnavi04").style.visibility = "hidden";
 if(menuepunkt!='subnavi06') document.getElementById("subnavi06").style.visibility = "hidden";
 if(document.getElementById && menuepunkt) document.getElementById("subnavi"+menuepunkt).style.visibility = "visible";
 }

var myimages=new Array();
function preloadimages()
 {
 for (i=0;i<preloadimages.arguments.length;i++)
 {
 myimages[i]=new Image()
 myimages[i].src=preloadimages.arguments[i]
 }
 }

preloadimages("pics/01_home_1.gif","pics/02_mission_1.gif","pics/03_forschung_1.gif","pics/04_studien_1.gif","pics/05_forschung_1.gif","pics/06_team_1.gif","pics/07_jobs_1.gif","pics/08_kontakt_1.gif","pics/09_impressum_1.gif","pics/10_login_1.gif","pics/03_forschungsschwerp_1.gif","03_aktuelle_Themen_1.gif","06_kleine_1.gif","06_venzin_1.gif","buttons/04_studien_asset_1.gif","buttons/04_studien_cfd_1.gif","buttons/04_studien_zahlungsv_1.gif");