var __ouDone;
function openurchin(id) {
    if(!__ouDone && id && id != '') {
        var qs = '?id=' + id;
        qs = qs + '&ts=' + new Date().getTime();

        var ref = escape(document.referrer);
        if (ref && ref != '') { qs = qs + '&ref=' + ref; }
        
        var title = document.title;
        if (title && title != '') { qs = qs + '&title=' + escape(title); }

        var domain = document.domain;
        if (domain && domain != '') { qs = qs + '&domain=' + domain; }

        var href = document.location;
        if (href && href != '') { qs = qs + '&location=' + escape(href); }

        //  google's approach
        var i = new Image(1, 1);
        i.src = 'http://mattberseth2.com/ou/urchin.ashx' + qs;
        i.onload = function() { __ouVoid(); };
        
        //  yahoo!'s hidden image tag
        //document.writeln('<img border="0" style="display:none" src="http://mattberseth2.com/ou/urchin.ashx' + qs + '" />');
        
        __ouDone = 1;
   }
}

function __ouVoid() { return; }