function openWinNav_1() {
    win2 = window.open("5_1_win.html", "Navigation","width=468,height=346,scrollbars=no,status=no");
}
function openWinNav_2() {
    win2 = window.open("2_6_win.html", "Navigation","width=470,height=260,scrollbars=no,status=no");
}
function openWinNav_3() {
    win3 = window.open("error_win.html", "Navigation","width=470,height=346,scrollbars=no,status=no");
}
function openWinNav_4(cod) {
    win4 = window.open("/cgi-bin/base_gil/podr.cgi?cod="+cod, "Navigation","width=470,height=540,scrollbars=no,status=no" );
}
function openWinNav_5() {
    win5 = window.open("instrukzia.html", "Navigation","width=540,height=600,scrollbars=no,status=no" );
}
function openWinNav_6() {
    win6 = window.open("oc_help1.html", "Navigation","width=600,height=350,scrollbars=no,status=no" );
}
function openWinNav_7() {
    win7 = window.open("oc_help2.html", "Navigation","width=600,height=350,scrollbars=no,status=no" );
}
function openWinNav_8() {
    win8 = window.open("oc_help3.html", "Navigation","width=600,height=350,scrollbars=no,status=no" );
}
function openWinNav_9(cod) {
    win4 = window.open("podr.cgi?cod="+cod, "Navigation","width=500,height=550,scrollbars=yes,status=no" );
}