document.write('<img src="http://dotto.jp/js/apricot.php'
+'?u=dotto&m=c&refr='+escape(document.referrer)
+'&scrn='+screen.width+'x'+screen.height+'x'+screen.colorDepth
+'&navi='+navigator.userAgent+'" style="width:1px;height:1px;border:0px;"'
+' />');