function showmenu(object) {
if(object.children[1] != null)

    object.children[1].style.display = '';


}

function  closemenu(object)
{
if(object.children[1] != null)

    object.children[1].style.display = 'none';
}

var newwindow = '';

function popitup(url) {
    if (!newwindow.closed && newwindow.location) {
        newwindow.location.href = url;
    }
    else {
        newwindow = window.open(url, 'name', 'height=500,width=700,resizable=yes,scrollbars=yes');
        if (!newwindow.opener)
            newwindow.opener = self;
    }
    if (window.focus) { newwindow.focus() }

}