function md5(s){
	function Z(n,c){return(n<<c)|(n>>>(32-c))}
	function Y(q,a,b,x,s,t){return X(Z(X(X(a,q),X(x,t)),s),b)}
	function A(a,b,c,d,x,s,t){return Y((b&c)|((~b)&d),a,b,x,s,t)}
	function B(a,b,c,d,x,s,t){return Y((b&d)|(c&(~d)),a,b,x,s,t)}
	function C(a,b,c,d,x,s,t){return Y(b^c^d,a,b,x,s,t)}
	function D(a,b,c,d,x,s,t){return Y(c^(b|(~d)),a,b,x,s,t)}
	function X(x,y){var l=(x&0xFFFF)+(y&0xFFFF),m=(x>>16)+(y>>16)+(l>>16);return(m<<16)|(l&0xFFFF)}
	
	var w=s.length*8,i,hx="0123456789abcdef",L=(((w+64)>>>9)<<4)+15,x=Array(L+15);
	for(i=0;i<x.length;++i)x[i]=0;
	for(i=0;i<w;i+=8)x[i>>5]|=(s.charCodeAt(i/8)&255)<<(i%32);
	x[w>>5]|=0x80<<((w)%32);
	x[L-1]=w;
	
	var a=1732584193,b=-271733879,c=-1732584194,d=271733878;
	for(i=0;i<L;i+=16){
		var oa=a,ob=b,oc=c,od=d;
		a=A(a,b,c,d,x[i],7,-680876936);d=A(d,a,b,c,x[i+1],12,-389564586);c=A(c,d,a,b,x[i+2],17,606105819);b=A(b,c,d,a,x[i+3],22,-1044525330);
		a=A(a,b,c,d,x[i+4],7,-176418897);d=A(d,a,b,c,x[i+5],12,1200080426);c=A(c,d,a,b,x[i+6],17,-1473231341);b=A(b,c,d,a,x[i+7],22,-45705983);
		a=A(a,b,c,d,x[i+8],7,1770035416);d=A(d,a,b,c,x[i+9],12,-1958414417);c=A(c,d,a,b,x[i+10],17,-42063);b=A(b,c,d,a,x[i+11],22,-1990404162);
		a=A(a,b,c,d,x[i+12],7,1804603682);d=A(d,a,b,c,x[i+13],12,-40341101);c=A(c,d,a,b,x[i+14],17,-1502002290);b=A(b,c,d,a,x[i+15],22,1236535329);
		a=B(a,b,c,d,x[i+1],5,-165796510);d=B(d,a,b,c,x[i+6],9,-1069501632);c=B(c,d,a,b,x[i+11],14,643717713);b=B(b,c,d,a,x[i],20,-373897302);
		a=B(a,b,c,d,x[i+5],5,-701558691);d=B(d,a,b,c,x[i+10],9,38016083);c=B(c,d,a,b,x[i+15],14,-660478335);b=B(b,c,d,a,x[i+4],20,-405537848);
		a=B(a,b,c,d,x[i+9],5,568446438);d=B(d,a,b,c,x[i+14],9,-1019803690);c=B(c,d,a,b,x[i+3],14,-187363961);b=B(b,c,d,a,x[i+8],20,1163531501);
		a=B(a,b,c,d,x[i+13],5,-1444681467);d=B(d,a,b,c,x[i+2],9,-51403784);c=B(c,d,a,b,x[i+7],14,1735328473);b=B(b,c,d,a,x[i+12],20,-1926607734);
		a=C(a,b,c,d,x[i+5],4,-378558);d=C(d,a,b,c,x[i+8],11,-2022574463);c=C(c,d,a,b,x[i+11],16,1839030562);b=C(b,c,d,a,x[i+14],23,-35309556);
		a=C(a,b,c,d,x[i+1],4,-1530992060);d=C(d,a,b,c,x[i+4],11,1272893353);c=C(c,d,a,b,x[i+7],16,-155497632);b=C(b,c,d,a,x[i+10],23,-1094730640);
		a=C(a,b,c,d,x[i+13],4,681279174);d=C(d,a,b,c,x[i],11,-358537222);c=C(c,d,a,b,x[i+3],16,-722521979);b=C(b,c,d,a,x[i+6],23,76029189);
		a=C(a,b,c,d,x[i+9],4,-640364487);d=C(d,a,b,c,x[i+12],11,-421815835);c=C(c,d,a,b,x[i+15],16,530742520);b=C(b,c,d,a,x[i+2],23,-995338651);
		a=D(a,b,c,d,x[i],6,-198630844);d=D(d,a,b,c,x[i+7],10,1126891415);c=D(c,d,a,b,x[i+14],15,-1416354905);b=D(b,c,d,a,x[i+5],21,-57434055);
		a=D(a,b,c,d,x[i+12],6,1700485571);d=D(d,a,b,c,x[i+3],10,-1894986606);c=D(c,d,a,b,x[i+10],15,-1051523);b=D(b,c,d,a,x[i+1],21,-2054922799);
		a=D(a,b,c,d,x[i+8],6,1873313359);d=D(d,a,b,c,x[i+15],10,-30611744);c=D(c,d,a,b,x[i+6],15,-1560198380);b=D(b,c,d,a,x[i+13],21,1309151649);
		a=D(a,b,c,d,x[i+4],6,-145523070);d=D(d,a,b,c,x[i+11],10,-1120210379);c=D(c,d,a,b,x[i+2],15,718787259);b=D(b,c,d,a,x[i+9],21,-343485551);
		
		a=X(a,oa);
		b=X(b,ob);
		c=X(c,oc);
		d=X(d,od);
	}
	b=[a,b,c,d];
	s="";
	for(i=0;i<16;i++)s+=hx.charAt((b[i>>2]>>((i%4)*8+4))&0xF)+hx.charAt((b[i>>2]>>((i%4)*8))&0xF);
	return s
}