function startup(){
  var Cards = document.getElementById("cards");
  if (Cards)
    ResizePage();
}
function ResizePage(){
  var Cards = document.getElementById("cards");
  var minListWidth=220;
  var maxListWidth=660;
  if (Cards){
    var listWidth=minListWidth;
    for (i=0;i<Cards.childNodes.length;i++){
      for (j=0;j<Cards.childNodes[i].childNodes.length;j++){
        if (Cards.childNodes[i].childNodes[j].className=="img"){
          listWidth =maxListWidth - Cards.childNodes[i].childNodes[j].offsetWidth;
        }
        if (Cards.childNodes[i].childNodes[j].className=="popis"){
          for (k=0;k<Cards.childNodes[i].childNodes[j].childNodes.length;k++){
            if (Cards.childNodes[i].childNodes[j].childNodes[k].nodeType==1 && Cards.childNodes[i].childNodes[j].childNodes[k].tagName.toLowerCase()=="li"){
              Cards.childNodes[i].childNodes[j].childNodes[k].style.width = listWidth+"px";
            }
          }       
        }
      }
    }
  }
}