Number To Word JavaScript

    <script>
        function Convert(rupeeval) {

            var rVal = rupeeval;
            rVal = Math.floor(rVal);
            var rup = new String(rVal);
            rupRev = rup.split("");
            actualNumber = rupRev.reverse();

            if (Number(rVal) >= 0) {

            }
            else {
                alert('Number cannot be converted');
                return false;
            }
            if (Number(rVal) == 0) {
                document.getElementById('wordValue').innerHTML = rup + '' + 'Rupees Zero Only';
                return false;
            }
            if (actualNumber.length > 9) {
                alert('the Number is too big to covertes');
                return false;
            }

            var numWords = ["Zero", " One", " Two", " Three", " Four", " Five", " Six", " Seven", " Eight", " Nine"];
            var numPlace = ['Ten', ' Eleven', ' Twelve', ' Thirteen', ' Fourteen', ' Fifteen', ' Sixteen', ' Seventeen', ' Eighteen', ' Nineteen'];
            var tPlace = ['dummy', ' Ten', ' Twenty', ' Thirty', ' Forty', ' Fifty', ' Sixty', ' Seventy', ' Eighty', ' Ninety'];

            var numWordsLength = rupRev.length;
            var totalWords = "";
            var numtoWords = new Array();
            var finalWord = "";
            j = 0;
            for (i = 0; i < numWordsLength; i++) {
                switch (i) {
                    case 0:
                        if (actualNumber[i] == 0 || actualNumber[i + 1] == 1) {
                            numtoWords[j] = '';
                        }
                        else {
                            numtoWords[j] = numWords[actualNumber[i]];
                        }
                        numtoWords[j] = numtoWords[j] + ' Only';
                        break;
                    case 1:
                        CTen();
                        break;
                    case 2:
                        if (actualNumber[i] == 0) {
                            numtoWords[j] = '';
                        }
                        else if (actualNumber[i - 1] != 0 && actualNumber[i - 2] != 0) {
                            numtoWords[j] = numWords[actualNumber[i]] + ' Hundred and';
                        }
                        else {
                            numtoWords[j] = numWords[actualNumber[i]] + ' Hundred';
                        }
                        break;
                    case 3:
                        if (actualNumber[i] == 0 || actualNumber[i + 1] == 1) {
                            numtoWords[j] = '';
                        }
                        else {
                            numtoWords[j] = numWords[actualNumber[i]];
                        }
                        if (actualNumber[i + 1] != 0 || actualNumber[i] > 0) {
                            numtoWords[j] = numtoWords[j] + " Thousand";
                        }
                        break;
                    case 4:
                        CTen();
                        break;
                    case 5:
                        if (actualNumber[i] == 0 || actualNumber[i + 1] == 1) {
                            numtoWords[j] = '';
                        }
                        else {
                            numtoWords[j] = numWords[actualNumber[i]];
                        }
                        if (actualNumber[i + 1] != 0 || actualNumber[i] > 0) {
                            numtoWords[j] = numtoWords[j] + " Lakh";
                        }
                        break;
                    case 6:
                        CTen();
                        break;
                    case 7:
                        if (actualNumber[i] == 0 || actualNumber[i + 1] == 1) {
                            numtoWords[j] = '';
                        }
                        else {
                            numtoWords[j] = numWords[actualNumber[i]];
                        }
                        numtoWords[j] = numtoWords[j] + " Crore";
                        break;
                    case 8:
                        CTen();
                        break;
                    default:
                        break;
                }
                j++;
            }

            function CTen() {
                if (actualNumber[i] == 0) {
                    numtoWords[j] = '';
                }
                else if (actualNumber[i] == 1) {
                    numtoWords[j] = numPlace[actualNumber[i - 1]];
                }
                else {
                    numtoWords[j] = tPlace[actualNumber[i]];
                }
            }
            numtoWords.reverse();
            for (i = 0; i < numtoWords.length; i++) {
                finalWord += numtoWords[i];
            }

        }

</script>