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var d = document
var de = d.documentElement
var w = window
var l = d.location
var n = w.navigator
var esc = encodeURIComponent
var me = d.currentScript
var _sws = w._sws || {noauto: false}
_sws.d = _sws.d || me.src
_sws.site = _sws.site || me.dataset.site
function count (p, obj) {
if (l.hostname.match(/(localhost$|^127\.|^10\.|^172\.16\.|^192\.168\.)/))
return
if ('visibilityState' in d && d.visibilityState === 'prerender')
return
var qs = Object.keys(obj)
.map(function (k) {
return esc(k) + '=' + esc(obj[k])
})
.join('&')
if (!_sws.noxhr) {
var r = new w.XMLHttpRequest()
r.open('GET', p + '?' + qs, true)
r.send()
} else {
var image = new Image(1, 1)
image.src = p + '?' + qs
}
}
function ready (fn) {
if (d.attachEvent ? d.readyState === 'complete' : d.readyState !== 'loading') {
fn()
} else {
d.addEventListener('DOMContentLoaded', fn)
}
}
var viewPort = (w.innerWidth || de.clientWidth || d.body.clientWidth) + 'x' +
(w.innerHeight || de.clientHeight || d.body.clientHeight)
ready(function () {
if (!_sws.noauto) {
var ep = new URL(_sws.d)
count(ep.protocol+'//'+ep.host+'/sws.gif', {
i: _sws.site,
s: l.protocol,
h: l.host,
p: l.pathname,
q: l.search + l.hash,
t: _sws.title || d.title,
r: d.referrer,
u: n.userAgent,
v: viewPort
})
}
})
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