// ----------------------------------------------------------------------
// Change SQL Page
// ----------------------------------------------------------------------
function ChangeSQLPage(val) {
    document.frm.page.value = val;
    document.frm.submit();
}

function OnChangeSumbit() {
    document.frm.submit();
}

// ----------------------------------------------------------------------
// Open a window and centre
// ----------------------------------------------------------------------
function OpenWindow(w, h, u) {
    w += 0;
    h += 0;

    var wleft = (screen.width - w) / 2;
    var wtop = (screen.height - h) / 2;

    if (wleft < 0) {
        w = screen.width;
        wleft = 0;
    }
    if (wtop < 0) {
        h = screen.height;
        wtop = 0;
    }

    var page = u;
    var prop = 'width=' + w + ', height=' + h + ', left=' + wleft + ', top=' + wtop + ', location=no, scrollbars=yes, menubar=no, toolbar=no, resizable=yes, status=1';
    var win = window.open(page, "", prop);
    win.focus();
}