function helpWindow (url) {
    var new_window = window.open(url, 'help_window', 'width=450,height=550,scrollbars,resizeable');
}

function openForm (url,w_name,w_width,w_height,w_options) {
    var window_options = 'width=' + w_width + ',height=' + w_height + ',scrollbars,resizable,' + w_options;
    var new_form = window.open(url, w_name, window_options);
    new_form.focus();
}