function css_browser_selector(n){var i=n.toLowerCase(),t=function(n){return i.indexOf(n)>-1},r="gecko",f="webkit",o="safari",e="opera",u="mobile",s=document.documentElement,h=[!/opera|webtv/i.test(i)&&/msie\s(\d)/.test(i)?"ie ie"+RegExp.$1:t("firefox/2")?r+" ff2":t("firefox/3.5")?r+" ff3 ff3_5":t("firefox/3.6")?r+" ff3 ff3_6":t("firefox/3")?r+" ff3":t("gecko/")?r:t("opera")?e+(/version\/(\d+)/.test(i)?" "+e+RegExp.$1:/opera(\s|\/)(\d+)/.test(i)?" "+e+RegExp.$2:""):t("konqueror")?"konqueror":t("blackberry")?u+" blackberry":t("android")?u+" android":t("chrome")?f+" chrome":t("iron")?f+" iron":t("applewebkit/")?f+" "+o+(/version\/(\d+)/.test(i)?" "+o+RegExp.$1:""):t("mozilla/")?r:"",t("j2me")?u+" j2me":t("iphone")?u+" iphone":t("ipod")?u+" ipod":t("ipad")?u+" ipad":t("mac")?"mac":t("darwin")?"mac":t("webtv")?"webtv":t("win")?"win"+(t("windows nt 6.0")?" vista":""):t("freebsd")?"freebsd":t("x11")||t("linux")?"linux":"","js"];return c=h.join(" "),s.className+=" "+c,c}css_browser_selector(navigator.userAgent);