text: ﻿
  /*
  *  MD5 (Message-Digest Algorithm)
  *  http://www.webtoolkit.info/
  *
  **/
   
  var MD5 = function (string) {
   
  	function RotateLeft(lValue, iShiftBits) {
  		return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits));
  	}
   
  	function AddUnsigned(lX,lY) {
  		var lX4,lY4,lX8,lY8,lResult;
  		lX8 = (lX & 0x80000000);
  		lY8 = (lY & 0x80000000);
  		lX4 = (lX & 0x40000000);
  		lY4 = (lY & 0x40000000);
  		lResult = (lX & 0x3FFFFFFF)+(lY & 0x3FFFFFFF);
  		if (lX4 & lY4) {
  			return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
  		}
  		if (lX4 | lY4) {
  			if (lResult & 0x40000000) {
  				return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
  			} else {
  				return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
  			}
  		} else {
  			return (lResult ^ lX8 ^ lY8);
  		}
   	}
   
   	function F(x,y,z) { return (x & y) | ((~x) & z); }
   	function G(x,y,z) { return (x & z) | (y & (~z)); }
   	function H(x,y,z) { return (x ^ y ^ z); }
  	function I(x,y,z) { return (y ^ (x | (~z))); }
   
  	function FF(a,b,c,d,x,s,ac) {
  		a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
  		return AddUnsigned(RotateLeft(a, s), b);
  	};
   
  	function GG(a,b,c,d,x,s,ac) {
  		a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
  		return AddUnsigned(RotateLeft(a, s), b);
  	};
   
  	function HH(a,b,c,d,x,s,ac) {
  		a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
  		return AddUnsigned(RotateLeft(a, s), b);
  	};
   
  	function II(a,b,c,d,x,s,ac) {
  		a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
  		return AddUnsigned(RotateLeft(a, s), b);
  	};
   
  	function ConvertToWordArray(string) {
  		var lWordCount;
  		var lMessageLength = string.length;
  		var lNumberOfWords_temp1=lMessageLength + 8;
  		var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1 % 64))/64;
  		var lNumberOfWords = (lNumberOfWords_temp2+1)*16;
  		var lWordArray=Array(lNumberOfWords-1);
  		var lBytePosition = 0;
  		var lByteCount = 0;
  		while ( lByteCount < lMessageLength ) {
  			lWordCount = (lByteCount-(lByteCount % 4))/4;
  			lBytePosition = (lByteCount % 4)*8;
  			lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount)<<lBytePosition));
  			lByteCount++;
  		}
  		lWordCount = (lByteCount-(lByteCount % 4))/4;
  		lBytePosition = (lByteCount % 4)*8;
  		lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80<<lBytePosition);
  		lWordArray[lNumberOfWords-2] = lMessageLength<<3;
  		lWordArray[lNumberOfWords-1] = lMessageLength>>>29;
  		return lWordArray;
  	};
   
  	function WordToHex(lValue) {
  		var WordToHexValue="",WordToHexValue_temp="",lByte,lCount;
  		for (lCount = 0;lCount<=3;lCount++) {
  			lByte = (lValue>>>(lCount*8)) & 255;
  			WordToHexValue_temp = "0" + lByte.toString(16);
  			WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length-2,2);
  		}
  		return WordToHexValue;
  	};
   
  	function Utf8Encode(string) {
  		string = string.replace(/\r\n/g,"\n");
  		var utftext = "";
   
  		for (var n = 0; n < string.length; n++) {
   
  			var c = string.charCodeAt(n);
   
  			if (c < 128) {
  				utftext += String.fromCharCode(c);
  			}
  			else if((c > 127) && (c < 2048)) {
  				utftext += String.fromCharCode((c >> 6) | 192);
  				utftext += String.fromCharCode((c & 63) | 128);
  			}
  			else {
  				utftext += String.fromCharCode((c >> 12) | 224);
  				utftext += String.fromCharCode(((c >> 6) & 63) | 128);
  				utftext += String.fromCharCode((c & 63) | 128);
  			}
   
  		}
   
  		return utftext;
  	};
   
  	var x=Array();
  	var k,AA,BB,CC,DD,a,b,c,d;
  	var S11=7, S12=12, S13=17, S14=22;
  	var S21=5, S22=9 , S23=14, S24=20;
  	var S31=4, S32=11, S33=16, S34=23;
  	var S41=6, S42=10, S43=15, S44=21;
   
  	string = Utf8Encode(string);
   
  	x = ConvertToWordArray(string);
   
  	a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;
   
  	for (k=0;k<x.length;k+=16) {
  		AA=a; BB=b; CC=c; DD=d;
  		a=FF(a,b,c,d,x[k+0], S11,0xD76AA478);
  		d=FF(d,a,b,c,x[k+1], S12,0xE8C7B756);
  		c=FF(c,d,a,b,x[k+2], S13,0x242070DB);
  		b=FF(b,c,d,a,x[k+3], S14,0xC1BDCEEE);
  		a=FF(a,b,c,d,x[k+4], S11,0xF57C0FAF);
  		d=FF(d,a,b,c,x[k+5], S12,0x4787C62A);
  		c=FF(c,d,a,b,x[k+6], S13,0xA8304613);
  		b=FF(b,c,d,a,x[k+7], S14,0xFD469501);
  		a=FF(a,b,c,d,x[k+8], S11,0x698098D8);
  		d=FF(d,a,b,c,x[k+9], S12,0x8B44F7AF);
  		c=FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1);
  		b=FF(b,c,d,a,x[k+11],S14,0x895CD7BE);
  		a=FF(a,b,c,d,x[k+12],S11,0x6B901122);
  		d=FF(d,a,b,c,x[k+13],S12,0xFD987193);
  		c=FF(c,d,a,b,x[k+14],S13,0xA679438E);
  		b=FF(b,c,d,a,x[k+15],S14,0x49B40821);
  		a=GG(a,b,c,d,x[k+1], S21,0xF61E2562);
  		d=GG(d,a,b,c,x[k+6], S22,0xC040B340);
  		c=GG(c,d,a,b,x[k+11],S23,0x265E5A51);
  		b=GG(b,c,d,a,x[k+0], S24,0xE9B6C7AA);
  		a=GG(a,b,c,d,x[k+5], S21,0xD62F105D);
  		d=GG(d,a,b,c,x[k+10],S22,0x2441453);
  		c=GG(c,d,a,b,x[k+15],S23,0xD8A1E681);
  		b=GG(b,c,d,a,x[k+4], S24,0xE7D3FBC8);
  		a=GG(a,b,c,d,x[k+9], S21,0x21E1CDE6);
  		d=GG(d,a,b,c,x[k+14],S22,0xC33707D6);
  		c=GG(c,d,a,b,x[k+3], S23,0xF4D50D87);
  		b=GG(b,c,d,a,x[k+8], S24,0x455A14ED);
  		a=GG(a,b,c,d,x[k+13],S21,0xA9E3E905);
  		d=GG(d,a,b,c,x[k+2], S22,0xFCEFA3F8);
  		c=GG(c,d,a,b,x[k+7], S23,0x676F02D9);
  		b=GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A);
  		a=HH(a,b,c,d,x[k+5], S31,0xFFFA3942);
  		d=HH(d,a,b,c,x[k+8], S32,0x8771F681);
  		c=HH(c,d,a,b,x[k+11],S33,0x6D9D6122);
  		b=HH(b,c,d,a,x[k+14],S34,0xFDE5380C);
  		a=HH(a,b,c,d,x[k+1], S31,0xA4BEEA44);
  		d=HH(d,a,b,c,x[k+4], S32,0x4BDECFA9);
  		c=HH(c,d,a,b,x[k+7], S33,0xF6BB4B60);
  		b=HH(b,c,d,a,x[k+10],S34,0xBEBFBC70);
  		a=HH(a,b,c,d,x[k+13],S31,0x289B7EC6);
  		d=HH(d,a,b,c,x[k+0], S32,0xEAA127FA);
  		c=HH(c,d,a,b,x[k+3], S33,0xD4EF3085);
  		b=HH(b,c,d,a,x[k+6], S34,0x4881D05);
  		a=HH(a,b,c,d,x[k+9], S31,0xD9D4D039);
  		d=HH(d,a,b,c,x[k+12],S32,0xE6DB99E5);
  		c=HH(c,d,a,b,x[k+15],S33,0x1FA27CF8);
  		b=HH(b,c,d,a,x[k+2], S34,0xC4AC5665);
  		a=II(a,b,c,d,x[k+0], S41,0xF4292244);
  		d=II(d,a,b,c,x[k+7], S42,0x432AFF97);
  		c=II(c,d,a,b,x[k+14],S43,0xAB9423A7);
  		b=II(b,c,d,a,x[k+5], S44,0xFC93A039);
  		a=II(a,b,c,d,x[k+12],S41,0x655B59C3);
  		d=II(d,a,b,c,x[k+3], S42,0x8F0CCC92);
  		c=II(c,d,a,b,x[k+10],S43,0xFFEFF47D);
  		b=II(b,c,d,a,x[k+1], S44,0x85845DD1);
  		a=II(a,b,c,d,x[k+8], S41,0x6FA87E4F);
  		d=II(d,a,b,c,x[k+15],S42,0xFE2CE6E0);
  		c=II(c,d,a,b,x[k+6], S43,0xA3014314);
  		b=II(b,c,d,a,x[k+13],S44,0x4E0811A1);
  		a=II(a,b,c,d,x[k+4], S41,0xF7537E82);
  		d=II(d,a,b,c,x[k+11],S42,0xBD3AF235);
  		c=II(c,d,a,b,x[k+2], S43,0x2AD7D2BB);
  		b=II(b,c,d,a,x[k+9], S44,0xEB86D391);
  		a=AddUnsigned(a,AA);
  		b=AddUnsigned(b,BB);
  		c=AddUnsigned(c,CC);
  		d=AddUnsigned(d,DD);
  	}
   
  	var temp = WordToHex(a)+WordToHex(b)+WordToHex(c)+WordToHex(d);
   
  	return temp.toLowerCase();
  }
  
  