var link; var btext; var bltxt; var which=1; var preloadedimages=new Array(); var data = location.search; var pop = ""; var nr=""; var lnr; var z; var bl; 
function Bilder(nr){window.location.href = datei + ".html?"+nr+pop;}
for (i=1;i<data.length;i++){z=data.substr(i,1);if(z>=0&&z<=9){nr=nr+z}else{pop=pop+z}}
if(pop=='+'){bl=5;window.moveTo(0, 0);window.resizeTo(screen.availHeight, 710);pop='';}if(pop==''){bl=5;}
which = Number(nr);if(which<1){which=1;};if(which>=photos.length){which=photos.length-1;}
for (i=1;i<photos.length;i++){if(texte[i]==""){texte[i]='&nbsp'}}
function zurueck(){if(which>1){which--;Bilder(which);} else {which=photos.length-1;Bilder(which);}}
function weiter(){if(which<photos.length-1){which++;Bilder(which);} else {which=1;Bilder(which);}}