// JavaScript Document
function newwindow(url,name,breit,hoch){
if (typeof popupWindow=="undefined" || popupWindow.closed == true) {
    popupWindow = window.open(url,name,"width="+breit+",height="+hoch+",status=no,scrollbar=no,resizable=no,top=0,left=0,dependent=yes,margin=0");
        } else {
    popupWindow.close();
    popupWindow = window.open(url,name,"width="+breit+",height="+hoch+",status=no,scrollbar=no,resizable=no,top=0,left=0,dependent=yes,margin=0");
   }
}