function show(url,wid, hei, posx, posy, menu, loc, hot, stat, resi) {
    mb=",menubar="; lb= ",locationbar="; hk=",hotkeys="; 
    st=",status="; rs=",resizable=";
    if (menu==0) mb+="no"; else mb+="yes";
    if (loc==0) lb+="no"; else lb+="yes";
    if (hot==0) hk+="no"; else hk+="yes";
    if (stat==0) st+="no"; else st+="yes";
    if (resi==0) rs+="no"; else rs+="yes";
    if (url=="") url="about:blank";
    sizepos="width="+wid+",height="+hei+",screenX="+posx+",screenY="+posy;
    F1 = open(url,"Info","scrollbars=yes,"+sizepos+mb+hk+lb+st+rs)
    F1.focus();
}

function showSize(url, width, height, menubar, locbar) {
    show (url, width, height, 0,0, menubar, locbar, 0,0,0);
}

function showUrl(url) {
    show(url, 430, 200,300,0, 0, 0, 0,0,1);
}