isDOM=document.getElementById //DOM1 browser (MSIE 5+, Netscape 6, Opera 5+)
isOpera=isOpera5=window.opera && isDOM //Opera 5+
isOpera6=isOpera && window.print //Opera 6+
isOpera7=isOpera && document.readyState //Opera 7+
isMSIE=document.all && document.all.item && !isOpera //Microsoft Internet Explorer 4+
isMSIE5=isDOM && isMSIE //MSIE 5+
isNetscape4=document.layers //Netscape 4.*
isMozilla=isDOM && navigator.appName=="Netscape" //Mozilla øûø Netscape 6.*


function print_r(obj) {
  var allProp = '';
  for (var i in obj) {
    allProp = allProp+"["+i+" = "+obj[i]+"] ";
  }
  alert(allProp);
}

function advOpen(openUrl, openWidth, openHeight) {
    if (screen) {
        var s   = screen;
        var srw = s.width-50;
        var srh = s.height-36;
    } else {
        var srw = 750;
        var srh = 564;
    }
    
    if ((openWidth>srw) || (openHeight>srh)) {
        openScroll  = "1";
        if (openHeight>srh) { openWidth  = openWidth+16; openHeight = srh-16; }
        if (openWidth>srw)  { openHeight = openHeight+16; openWidth = srw-16; }
    } else {
        openScroll  = "0";
    }
    
    srw     = (srw - openWidth)/2;
    srh     = (srh - openHeight)/5;
    
    var UTCstring;
    Today = new Date();
    UTCstring = Today.getUTCHours()*Today.getUTCMinutes()*Today.getUTCSeconds();
    
    var openName;
    openName        = "openPopup"+UTCstring;
    openParameters  = "left="+srw+",top="+srh+",outerHeight=0,innerWidth,width="+openWidth+",innerHeight,height="+openHeight+",scrollbars="+openScroll+",titlebar=1,resizable=0";

    // if (window.openPopup) { if (!window.openPopup.closed) { window.openPopup.close(); } }
    // openPopup = open(openUrl, openName, openParameters);
    openPopup = open(openUrl, openName, openParameters);

    return false;
}