function sohu_pvinsight_engine(){ var spv_random_str = escape((new Date().getTime()) * 1000 + Math.round(Math.random() * 1000)); var spv_screen_w = window.screen.width; var spv_screen_h = window.screen.height; var spv_referrer = (typeof(encodeURI) == 'function') ? encodeURI(document.referrer) : document.referrer; var spv_id = false; /* * if want stat iframe, we should add args like this * eg: <script type="text/javascript" src="http://js.sohu.com/mail/pv/pv.js?ifr"></script> */ var key_string = 'ifr'; var spv_channel_flag = false; var sct = document.getElementsByTagName('script'); (function() { var _c_s = sct[sct.length-1], _c_src = _c_s && _c_s.src; if(!_c_src) return false; var _p = _c_src.split('?')[1]; if(!_p) return false; if(_p.toLowerCase().indexOf(key_string) != -1) spv_channel_flag = true; })(); if (typeof _focus_pv_id != "undefined") { spv_id = _focus_pv_id } else if (typeof _pvinsight_id != "undefined") { spv_id = _pvinsight_id } if(document.domain.indexOf(".focus.cn") >= 0 || document.domain.indexOf("home.sohu.com") >= 0 || document.domain.indexOf("ihome.sohu.com") >= 0) { var spv_dhead = document.getElementsByTagName("head")[0], spv_dbody = document.body, d = spv_dhead || spv_dbody, suv_server = "//pv.focus.cn/suv", spv_server = "//pv.focus.cn"; }else{ var spv_dhead = document.getElementsByTagName("head")[0], spv_dbody = document.body, d = spv_dhead || spv_dbody, suv_server = "//pv.sohu.com/suv", spv_server = "//pv.sohu.com"; } if (spv_channel_flag || top.location == self.location || document.domain.indexOf(".go2map.com") >= 0) { var newsuv; var spv_server_src; if (document.cookie.indexOf("SUV=") < 0 || document.cookie.indexOf("IPLOC=") < 0){ spv_src = suv_server + "/"; }else{ spv_src = spv_server + '/pv.gif'; } if (spv_id) { spv_server_src = spv_src + '?t?=_' + spv_random_str + '_' + spv_screen_w + '_' + spv_screen_h + '_' + spv_id + '?r?=' + spv_referrer; }else{ spv_server_src = spv_src + '?t?=' + spv_random_str + '_' + spv_screen_w + '_' + spv_screen_h + '?r?=' + spv_referrer; } if (d) { var _script2 = document.createElement('script'); _script2.src = spv_server_src; d.appendChild(_script2); } else { document.write("<script type='text/javascript' src='" + spv_server_src + "'></script>"); } } } var spv_flag; if (!spv_flag) { sohu_pvinsight_engine(); } spv_flag = 1;
统计js
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转载自wangqiaowqo.iteye.com/blog/2074335
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