diff --git a/ngx_http_js_challenge.c b/ngx_http_js_challenge.c
index 5d1813f..88d4780 100644
--- a/ngx_http_js_challenge.c
+++ b/ngx_http_js_challenge.c
@@ -18,7 +18,7 @@
         "<body>" \
         "<script>" \
         "window.onload=function(){!function(){function t(t){t?(f[0]=f[16]=f[1]=f[2]=f[3]=f[4]=f[5]=f[6]=f[7]=f[8]=f[9]=f[10]=f[11]=f[12]=f[13]=f[14]=f[15]=0,this.blocks=f):this.blocks=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],this.h0=1732584193,this.h1=4023233417,this.h2=2562383102,this.h3=271733878,this.h4=3285377520,this.block=this.start=this.bytes=this.hBytes=0,this.finalized=this.hashed=!1,this.first=!0}var h=\"object\"==typeof window?window:{},s=!h.JS_SHA1_NO_NODE_JS&&\"object\"==typeof process&&process.versions&&process.versions.node;s&&(h=global);var i=!h.JS_SHA1_NO_COMMON_JS&&\"object\"==typeof module&&module.exports,e=\"function\"==typeof define&&define.amd,r=\"0123456789abcdef\".split(\"\"),o=[-2147483648,8388608,32768,128],n=[24,16,8,0],a=[\"hex\",\"array\",\"digest\",\"arrayBuffer\"],f=[],u=function(h){return function(s){return new t(!0).update(s)[h]()}},c=function(){var h=u(\"hex\");s&&(h=p(h)),h.create=function(){return new t},h.update=function(t){return h.create().update(t)};for(var i=0;i<a.length;++i){var e=a[i];h[e]=u(e)}return h},p=function(t){var h=eval(\"require('crypto')\"),s=eval(\"require('buffer').Buffer\"),i=function(i){if(\"string\"==typeof i)return h.createHash(\"s1\").update(i,\"utf8\").digest(\"hex\");if(i.constructor===ArrayBuffer)i=new Uint8Array(i);else if(void 0===i.length)return t(i);return h.createHash(\"s1\").update(new s(i)).digest(\"hex\")};return i};t.prototype.update=function(t){if(!this.finalized){var s=\"string\"!=typeof t;s&&t.constructor===h.ArrayBuffer&&(t=new Uint8Array(t));for(var i,e,r=0,o=t.length||0,a=this.blocks;r<o;){if(this.hashed&&(this.hashed=!1,a[0]=this.block,a[16]=a[1]=a[2]=a[3]=a[4]=a[5]=a[6]=a[7]=a[8]=a[9]=a[10]=a[11]=a[12]=a[13]=a[14]=a[15]=0),s)for(e=this.start;r<o&&e<64;++r)a[e>>2]|=t[r]<<n[3&e++];else 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t=this.blocks,h=this.lastByteIndex;t[16]=this.block,t[h>>2]|=o[3&h],this.block=t[16],h>=56&&(this.hashed||this.hash(),t[0]=this.block,t[16]=t[1]=t[2]=t[3]=t[4]=t[5]=t[6]=t[7]=t[8]=t[9]=t[10]=t[11]=t[12]=t[13]=t[14]=t[15]=0),t[14]=this.hBytes<<3|this.bytes>>>29,t[15]=this.bytes<<3,this.hash()}},t.prototype.hash=function(){var 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         "</script>" \
         "%s" \
