function bild(xsize,ysize,picture)
{
    xp = (screen.width-xsize) / 2;
    yp = (screen.availHeight-ysize) / 2 - 30;
    
    site = "bild.htm?bild="+picture;
    winstr = "directories=0,location=0,menubar=0,resizable=0,scrollbars=0,status=0,toolbar=0,width="+xsize+",height="+ysize+",left="+xp+",top="+yp;
    WinBild = window.open(site, "", winstr);    
}


function openCalMonth(site)
{
    // 3 Monate
    winstr = "menubar=0,toolbar=0,location=0,directorys=0,status=1,scrollbars=0,resizable=0,width=620,height=160,left=200,top=200";
    calMonthHandle = window.open(site,"calMonthHandle",winstr);
    calMonthHandle.focus();
}