function convertToRoman(num) {

 return ConvertValueToRoman();
}

function ConvertValueToRoman(value, order)
{
  var romanSet = ["I", "V", "X", "L", "C", "D", "M"];
  var tempSet = [];
  var result = "";
  if(order === 3) {
    tempSet.push(romanSet[6]);
    for (var i = 0; i < value; i++)
      result.push(tempSet[0]);
  } else {
    for (var i = 0; i < 3; i++)
      tempSet.push(romanSet[i + (order*2)]);
    switch (value) {
      case 0:
        result = "";
        break;
      case 1:
      case 2:
      case 3:
        for (var i = 0; i < value; i++)
          result.push(tempSet[0]);
        break;
      case 4:
        result.push(tempSet[0]);
      case 5:
      case 6:
      case 7:
      case 8:
        result.push(tempSet[1]);
        for (var i = 5; i < value; i++)
          result.push(tempSet[0]);
        break;
      case 9:
        result.push(tempSet[1]);
        result.push(tempSet[2]);
        break;
    }
  }
  return result;
}

convertToRoman(0);