(function($){

		var keyString = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";

		var uTF8Encode = function(string) {
			string = string.replace(/\x0d\x0a/g, "\x0a");
			var output = "";
			for (var n = 0; n < string.length; n++) {
				var c = string.charCodeAt(n);
				if (c < 128) {
					output += String.fromCharCode(c);
				} else if ((c > 127) && (c < 2048)) {
					output += String.fromCharCode((c >> 6) | 192);
					output += String.fromCharCode((c & 63) | 128);
				} else {
					output += String.fromCharCode((c >> 12) | 224);
					output += String.fromCharCode(((c >> 6) & 63) | 128);
					output += String.fromCharCode((c & 63) | 128);
				}
			}
			return output;
		};

		var uTF8Decode = function(input) {
			var string = "";
			var i = 0;
			var c = c1 = c2 = 0;
			while ( i < input.length ) {
				c = input.charCodeAt(i);
				if (c < 128) {
					string += String.fromCharCode(c);
					i++;
				} else if ((c > 191) && (c < 224)) {
					c2 = input.charCodeAt(i+1);
					string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
					i += 2;
				} else {
					c2 = input.charCodeAt(i+1);
					c3 = input.charCodeAt(i+2);
					string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
					i += 3;
				}
			}
			return string;
		}

		$.extend({
			base64Encode: function(input) {
				var output = "";
				var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
				var i = 0;
				input = uTF8Encode(input);
				while (i < input.length) {
					chr1 = input.charCodeAt(i++);
					chr2 = input.charCodeAt(i++);
					chr3 = input.charCodeAt(i++);
					enc1 = chr1 >> 2;
					enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
					enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
					enc4 = chr3 & 63;
					if (isNaN(chr2)) {
						enc3 = enc4 = 64;
					} else if (isNaN(chr3)) {
						enc4 = 64;
					}
					output = output + keyString.charAt(enc1) + keyString.charAt(enc2) + keyString.charAt(enc3) + keyString.charAt(enc4);
				}
				return output;
			},
			base64Decode: function(input) {
				var output = "";
				var chr1, chr2, chr3;
				var enc1, enc2, enc3, enc4;
				var i = 0;
				input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
				while (i < input.length) {
					enc1 = keyString.indexOf(input.charAt(i++));
					enc2 = keyString.indexOf(input.charAt(i++));
					enc3 = keyString.indexOf(input.charAt(i++));
					enc4 = keyString.indexOf(input.charAt(i++));
					chr1 = (enc1 << 2) | (enc2 >> 4);
					chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
					chr3 = ((enc3 & 3) << 6) | enc4;
					output = output + String.fromCharCode(chr1);
					if (enc3 != 64) {
						output = output + String.fromCharCode(chr2);
					}
					if (enc4 != 64) {
						output = output + String.fromCharCode(chr3);
					}
				}
				output = uTF8Decode(output);
				return output;
			}
		});

		$.extend({
			/* d2Hex: function(d, pad){
				var hex    = d.toString(16);
				var hexcnt = hex.length;
				switch(pad){
					case 4:
						if(hexcnt==3) hex = "0" + hex;
						if(hexcnt==2) hex = "00" + hex;
						if(hexcnt==1) hex = "000" + hex;
						if(hexcnt==0) hex = "0000";
					break;
					case 2:
                                                if(hexcnt==1) hex = "0" + hex;
                                                if(hexcnt==0) hex = "00";
					break;
				}
				return hex.toUpperCase();

			} */


			d2Hex: function (d, padding) {
			    var hex = Number(d).toString(16);
			    padding = typeof (padding) === "undefined" || padding === null ? padding = 2 : padding;

			    while (hex.length < padding) {
			        hex = "0" + hex;
			    }

			    return hex.toUpperCase();
			}


		});


                $.extend({
                        Hex2d: function(hex){
                                var d = parseInt(hex,16);
                                return d;
                        }
                });

		$.extend({
			FBMVEncode: function(type, operation, packet, body){

				var header;
				var _outTotal;
                		var _operation = this.d2Hex(operation,2);
               		 	var _type      = this.d2Hex(type,2);
               		 	var _packet    = this.d2Hex(packet,4);

        		        if(body.length>0){
					//_outTotal = 12 + body.length;
					if(type==1||type==16)	body      = this.base64Encode(body);
					_outTotal = 12 + body.length;
				}else{
					body      = "";
					_outTotal = 12;
				}

				_outTotal = this.d2Hex(_outTotal,4);
				header = _outTotal + _type + _operation + _packet;
				return header + body;

			}
		});

		$.extend({
                   FBMVDecode: function(data){
				var data_length_no_header = data.length - 12;
				var data_header = data.substr(0, (data.length - data_length_no_header));
				var data_body   = data.substr(12);
				var pData;

				var data_header_length = data_header.substr(0,4);
				var data_header_type   = data_header.substr(4,2);
				var data_header_operation   = data_header.substr(6,2);
				var data_header_packet      = data_header.substr(8,4);

				data_header_length      = $.Hex2d(data_header_length);
				data_header_type        = $.Hex2d(data_header_type);
				data_header_operation   = $.Hex2d(data_header_operation);
				data_header_packet      = $.Hex2d(data_header_packet);

				pData = data_header_length + '\4'+ data_header_type + '\4' +
					data_header_operation + '\4' + data_header_packet + '\4' + data_body;

                                return pData;
                        }
                })

	})(jQuery);