) {
			end = dc.length;
		}
		return unescape(dc.substring(begin + prefix.length, end));
	}

	function sayuClearConvValue(value) {
		var _cv = "";
		var decimals = Array("0", "1", "2", "3", "4", "5", "6", "7", "8", "9", ".", ",", "-");
		var _cvLen = value.length;
		if (_cvLen > 0) {
			for(var i = 0; i < _cvLen; i++) {
				if (sayuLookUpElement(decimals, value.charAt(i)) >= 0) {
					_cv += value.charAt(i);
				}
			}
		}
		return _cv;
	}

	function sayuLookUpElement(arr, element) {
		if (arr != null) {
			for(i = 0; i < arr.length; i++) {
				if (arr[i] == element) {
					return i;
				}
			}
		}
		return -1;
	}