function Trim(TRIM_VALUE)
    {
        if (TRIM_VALUE.length < 1) {return"";}
        TRIM_VALUE = RTrim(TRIM_VALUE);
        TRIM_VALUE = LTrim(TRIM_VALUE);
        if (TRIM_VALUE == "") {return "";}
        else {return TRIM_VALUE;}
    }


    function RTrim(VALUE)
    {
        var w_space = String.fromCharCode(32);
        var v_length = VALUE.length;
        var strTemp = "";
        if (v_length < 0) {return"";}
        var iTemp = v_length -1;

        while (iTemp > -1)
        {
	        if (VALUE.charAt(iTemp) == w_space) {}
	        else
	        {
		        strTemp = VALUE.substring(0,iTemp +1);
		        break;
	        }
	        iTemp = iTemp-1;
        }
        return strTemp;
    }


    function LTrim(VALUE)
    {
        var w_space = String.fromCharCode(32);
        if (v_length < 1) {return("");}
        var v_length = VALUE.length;
        var strTemp = "";
        var iTemp = 0;

        while (iTemp < v_length)
        {
	        if (VALUE.charAt(iTemp) == w_space) {}
	        else
	        {
		        strTemp = VALUE.substring(iTemp,v_length);
		        break;
	        }
	        iTemp = iTemp + 1;
        }
        return strTemp;
    }


    function IsNumeric(sText)
    {
        var ValidChars = "0123456789.";
        var IsNumber=true;
        var Char;

        for (i = 0; i < sText.length && IsNumber == true; i++) 
        { 
	        Char = sText.charAt(i); 
	        if (ValidChars.indexOf(Char) == -1) 
	        {
		        IsNumber = false;
	        }
        }
        return IsNumber;
    }


    function RefreshPreview() 
    {
        document.getElementById("lblPreview").innerHTML = document.getElementById("tbNoteContent").value;
    }