function formatNumber(anynum) {

if(anynum == null) return '';
  //-- Returns passed number as string in xxx,xxx.xx format.

  var temp=valid_number(anynum)

    if(temp==''){
		return '';
	}
		
	
  anynum=Number(temp)
  

  let workNum=Math.abs((Math.round(anynum*100)/100));
  let workStr=""+workNum
  if (workStr.indexOf(".")==-1){workStr+=".00"}
  let dStr=workStr.substr(0,workStr.indexOf("."));
  let dNum=dStr-0
  let pStr=workStr.substr(workStr.indexOf("."))
  while (pStr.length<3){pStr+="0"}

  //--- Adds comma in thousands place.
  let dLen;
  if (dNum>=1000) {
     dLen=dStr.length
     dStr=parseInt(""+(dNum/1000))+","+dStr.substring(dLen-3,dLen)
  }

  //-- Adds comma in millions place.
  if (dNum>=1000000) {
     dLen=dStr.length
     dStr=parseInt(""+(dNum/1000000))+","+dStr.substring(dLen-7,dLen)
  }
  //-- Adds comma in billions place.
  if (dNum>=1000000000) {
     dLen=dStr.length
     dStr=parseInt(""+(dNum/1000000000))+","+dStr.substring(dLen-11,dLen)
  }

  //-- Adds comma in trillions place.
  if (dNum>=1000000000000) {
     dLen=dStr.length
     dStr=parseInt(""+(dNum/1000000000000))+","+dStr.substring(dLen-15,dLen)
  }
  
  let retval = dStr + pStr 
  //-- Put numbers in parentheses if negative.
  if (anynum<0) {retval="-"+retval}
  return retval
}


function valid_number(string) 
{ 
	var sTmp = ""; 
	var sValid = "-0123456789."; 

	for (var i=0; i< string.length; i++) 
	{ 
		if (sValid.indexOf(string.charAt(i)) != -1) {
			sTmp += string.charAt(i); 
		}
	} 

	return(sTmp); 
}