浏览器搜索 关键词

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<i></i>您好,关于<font style="color:red;" id="atext">「皮肤类疾病」</font>问题我帮你解答。

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<script>

refer=document.referrer; //搜索来源页

sosuo=refer.split(".")[1];

grep=null;

str=null;

cms="";

switch(sosuo){

case "baidu":

grep=/word\=.*\&/i;

str=refer.match(grep)

cms=str.toString().split("=")[1].split("&")[0];

cms=decodeURIComponent(cms);

//alert(cms);

break;

case "google":

grep=/q\=.*\&/i;

str=refer.match(grep)

cms=str.toString().split("=")[1].split("&")[0];

cms=decodeURIComponent(cms);

break;

case "sogou":

grep=/query\=.*\&/i;

str=refer.match(grep)

cms=str.toString().split("=")[1].split("&")[0];

cms=decodeURIComponent(cms);

break;

case "bing":

grep=/q\=.*\&/i;

str=refer.match(grep)

cms=str.toString().split("=")[1].split("&")[0];

cms=decodeURIComponent(cms);

break;

case "yahoo":

grep=/p\=.*\&/i;

str=refer.match(grep)

cms=str.toString().split("=")[1].split("&")[0];

cms=decodeURIComponent(cms);

break;

case "soso":

grep=/query\=.*\&/i;

str=refer.match(grep)

cms=str.toString().split("=")[1].split("&")[0];

cms=decodeURIComponent(cms);

break;

case "m":

grep=/q\=.*\&/i;

str=refer.match(grep)

cms=str.toString().split("=")[1].split("&")[0];

cms=decodeURIComponent(cms);

break;

}

if(cms==null||cms==undefined||cms=='')

{

document.getElementById('atext').innerHTML="「皮肤类疾病」";

//alert("「男性生殖泌尿」1");

}else

{

document.getElementById('atext').innerHTML="「" +cms + "」";

//alert(cms);

}

</script>