function popup_s() {
    window.open("/demo/crh/crh-man-1-s.html","Window1","menubar=no,width=750,height=650,toolbar=no,location=no,status=no,resizable=no");
}

function popup() {
    window.open("/demo/crh/crh-man-1.html","Window1","menubar=no,width=750,height=650,toolbar=no,location=no,status=no,resizable=no");
}

function popup_f() {
    window.open("/demo/crh/crh-man-full.html","Window1","menubar=no,width=750,height=650,toolbar=no,location=no,status=no,resizable=no");
}

function popup_x() {
    window.open("/demo/crh/crh1.html","Window1","menubar=no,width=750,height=650,toolbar=no,location=no,status=no,resizable=no");
}