function Arcfour(){this.i=0;this.j=0;this.S=new Array();}
function ARC4init(key){var i,j,t;for(i=0;i<256;++i)
this.S[i]=i;j=0;for(i=0;i<256;++i){j=(j+ this.S[i]+ key[i%key.length])&255;t=this.S[i];this.S[i]=this.S[j];this.S[j]=t;}
this.i=0;this.j=0;}
function ARC4next(){var t;this.i=(this.i+ 1)&255;this.j=(this.j+ this.S[this.i])&255;t=this.S[this.i];this.S[this.i]=this.S[this.j];this.S[this.j]=t;return this.S[(t+ this.S[this.i])&255];}
Arcfour.prototype.init=ARC4init;Arcfour.prototype.next=ARC4next;function prng_newstate(){return new Arcfour();}
var rng_psize=256;