/*
	==================================================================
	LTrim(string) : Returns a copy of a string without leading spaces.
	==================================================================
	*/
	function LTrim(str)
	/*
	   PURPOSE: Remove leading blanks from our string.
	   IN: str - the string we want to LTrim
	*/
	{
	   var whitespace = new String(" \t\n\r");
	
	   var s = new String(str);
	
	   if (whitespace.indexOf(s.charAt(0)) != -1) {
	      // We have a string with leading blank(s)...
	
	      var j=0, i = s.length;
	
	      // Iterate from the far left of string until we
	      // don't have any more whitespace...
	      while (j < i && whitespace.indexOf(s.charAt(j)) != -1)
	         j++;
	
	      // Get the substring from the first non-whitespace
	      // character to the end of the string...
	      s = s.substring(j, i);
	   }
	   return s;
	}
	
	/*
	==================================================================
	RTrim(string) : Returns a copy of a string without trailing spaces.
	==================================================================
	*/
	function RTrim(str)
	/*
	   PURPOSE: Remove trailing blanks from our string.
	   IN: str - the string we want to RTrim
	
	*/
	{
	   // We don't want to trip JUST spaces, but also tabs,
	   // line feeds, etc.  Add anything else you want to
	   // "trim" here in Whitespace
	   var whitespace = new String(" \t\n\r");
	
	   var s = new String(str);
	
	   if (whitespace.indexOf(s.charAt(s.length-1)) != -1) {
	      // We have a string with trailing blank(s)...
	
	      var i = s.length - 1;       // Get length of string
	
	      // Iterate from the far right of string until we
	      // don't have any more whitespace...
	      while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1)
	         i--;
	
	
	      // Get the substring from the front of the string to
	      // where the last non-whitespace character is...
	      s = s.substring(0, i+1);
	   }
	
	   return s;
	}

/*
=============================================================
Trim(string) : Returns a copy of a string without leading or trailing spaces
=============================================================
*/
function Trim(str)
/*
   PURPOSE: Remove trailing and leading blanks from our string.
   IN: str - the string we want to Trim

   RETVAL: A Trimmed string!
*/
{
   return RTrim(LTrim(str));
}

/*check if message inside text area is valid (lower char count then the max)*/
function isValidTextArea(messageStr,maxInt)
{
    //ust blank spaces
	if(Trim(messageStr)=="")
		return true;
	else
	{
		//if limit exceded
		if(Trim(messageStr).length>maxInt)	
			return false;
		else
			return true;	
	}
}