function newWindow(URL,winId,winW,winH,scbr){
    var popup;
    if (!URL) { URL = ''; }
    if (!winId) { winId = 'popup'; }
    if (!winW) { winW = 450; }
    if (!winH) { winH = 450; }
    if (!scbr) { scbr = 'yes'; }
    winX =(screen.width/2)-(winW/2);
    winY =(screen.height/2)-(winH/2);
    popup=window.open(URL,winId,'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars='+scbr+',resizable=yes,width='+winW+',height='+winH+',left='+winX+',top='+winY);
    
    /**
     * next "if" is for the IE PopUp-blocker.
     * IF we do not check "popup" first, we would get a script error 
     * if blocker is active.
     */
    if (popup){
        popup.focus();
        popup.resizeTo(winW,winH);
    }
}