var hasOpenPopup = 0;
// this is for opening pop-up windows
function openPopup( url, name, widgets, openerUrl )
{
        var host = location.hostname;
        if (window == top) { window.top.name = "opener"; }
        var popupWin = window.open( url, name, widgets );
        if(popupWin) {hasOpenPopup = 1;}
        if ( popupWin && popupWin.opener ) {
                if ( openerUrl )
                {
                        popupWin.opener.location = openerUrl;
                }
        }
        if ( popupWin) {
                popupWin.focus();
        }
}