<!--
var hexVals = new Array("0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F");
                                var unsafeString = "\"<>%\\^[]`+";

                                
                                function URLDecode()
                                {
                                        var returnstr=unescape(form1.string1.value);
                                        
                                }

                                function URLEncode(val)
                                {
                                        var state   = 'urlenc';
                                        var len     = val.length;
                                        var backlen = len;
                                        var i       = 0;

                                        var newStr  = "";
                                        var frag    = "";
                                        var encval  = "";

                                        for (i=0;i<len;i++) 
                                        {
                                // uncomment the next 7 commented lines to encode only the usual URL unsafe characters
                                                if (isURLok(val.substring(i,i+1)))
                                                {
                                                        newStr = newStr + val.substring(i,i+1);
                                                }
                                                else
                                                {
                                                        tval1=val.substring(i,i+1);
                                                        newStr = newStr + "%" + decToHex(tval1.charCodeAt(0),16);
                                                }
                                        }
										return newStr;
                                        
                                }

                                function decToHex(num, radix) // part of URL Encode
                                {
                                        var hexString = "";
                                        while (num >= radix)
                                        {
                                               temp = num % radix;
                                               num = Math.floor(num / radix);
                                               hexString += hexVals[temp];
                                        }
                                        hexString += hexVals[num];
                                        return reversal(hexString);
                                }

                                function reversal(s) // part of URL Encode
                                {
                                        var len = s.length;
                                        var trans = "";
                                        for (i=0; i<len; i++)
                                        {
                                                trans = trans + s.substring(len-i-1, len-i);
                                        }
                                        s = trans;
                                        return s;
                                }

                                function isURLok(compareChar) // part of URL Encode
                                {
                                        if (unsafeString.indexOf(compareChar) == -1 && compareChar.charCodeAt(0) > 32 && compareChar.charCodeAt(0) < 123) 
                                        {
                                                return true;
                                        }
                                        else
                                        {
                                                return false;
                                        }
                                }
// -->