var bmLd = false;

function getBMqs(prot) {
    var n = new Date();

    if (parent.frames) {
        var ref = parent.document.referrer;
    } else {
        var ref = document.referrer;
    }

    var qs = escape(window.location) + '*' + escape(ref) + '*' + (navigator.javaEnabled()) + '/';
    if (window.screen) {
        qs += screen.width+'x'+screen.height + '/' + screen.colorDepth + '/'
    } else {
        qs += '//'
    };
    qs += n.getTime() + '/';
    
    var bmImg1 = '<img name="bmImg1" border=0 height=1 width=1 onLoad="nxtImg(\'bmImg2\', \'' + prot + '\', \'' + qs + '\')">';
    var bmImg2 = '<img name="bmImg2" border=0 height=1 width=1>';
    document.write(bmImg1);
    document.write(bmImg2);
    nxtImg('bmImg1', prot, n.getTime()); 
}

function nxtImg(img, prot, qs)
{
   if((!document.images) || bmLd) return;
   bmLd = true;
   var n = '';
   if(img == "bmImg1")
   {
      n = prot + '://www.bmmetrix.com/VC' + qs;
   }
   else if(img == "bmImg2")
   {
      n = prot + '://www.bmmetrix.com/V10' + qs;
   }
   if(document.images[img].src.indexOf(n)<0)
   {
      document.images[img].src = n;
   }
   bmLd = false;
}