function $() {
	var elements = new Array();
	for (var i = 0; i < arguments.length; i++) {
		var element = arguments[i];
		if (typeof element == 'string')
			element = document.getElementById(element);
		if (arguments.length == 1)
			return element;
		elements.push(element);
	}
	return elements;
}

Number.prototype.formatMoney = function(c, d, t){
var n = this, c = isNaN(c = Math.abs(c)) ? 2 : c, d = d == undefined ? "," : d, t = t == undefined ? "." : t, s = n < 0 ? "-" : "", i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + "", j = (j = i.length) > 3 ? j % 3 : 0;
   return s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) + (c ? d + Math.abs(n - i).toFixed(c).slice(2) : "");
 };
 
/* 
Array.method('reduce', function(f, value) {
  var i;
  for (i=0; i < this.lengh; i +=1) {
    value = f(this[i], value);
  }
  return value;
});

var add = function(a, b) {
	return a + b;
};
*/

function Left(str, n){
	if (n <= 0)
	    return "";
	else if (n > String(str).length)
	    return str;
	else
	    return String(str).substring(0,n);
}

function Right(str, n){
    if (n <= 0)
       return "";
    else if (n > String(str).length)
       return str;
    else {
       var iLen = String(str).length;
       return String(str).substring(iLen, iLen - n);
    }
}

      function isNumberKey(evt)
      {
         var charCode = (evt.which) ? evt.which : event.keyCode
         if (charCode > 31 && (charCode < 48 || charCode > 57))
            return false;

         return true;
      }


function GetDecimalDelimiter(countryCode)
{
 
  switch (countryCode)
  {
    case 3:   
           return '#';
    case 2:   
           return ',';
    default:
           return '.';
  }
}

function GetCommaDelimiter(countryCode)
{
 
  switch (countryCode)
  { 
    case 3:          
           return '*';
    case 2:   
           return '.';
    default:
           return ',';
  }
 
}

function FormatClean(num)
{
     var sVal='';
     var nVal = num.length;
     var sChar='';
     
   try
   {
      for(c=0;c<nVal;c++)
      {
         sChar = num.charAt(c);
         nChar = sChar.charCodeAt(0);
         if ((nChar >=48) && (nChar <=57))  { sVal += num.charAt(c);   }
      }
   }
    catch (exception) { AlertError("Format Clean",exception); }
    return sVal;
}
  

function FormatNumber(num,countryCode,decimalPlaces)
{       

  var minus='';
  var comma='';
  var dec='';
  var preDecimal='';
  var postDecimal='';
  
  try 
  {
   
    decimalPlaces = parseInt(decimalPlaces);
    comma = GetCommaDelimiter(countryCode);
    dec = GetDecimalDelimiter(countryCode);
    
    if (decimalPlaces < 1) { dec = ''; }
    if (num.lastIndexOf("-") == 0) { minus='-'; }
   
    preDecimal = FormatClean(num);
    
    // preDecimal doesn't contain a number at all.
    // Return formatted zero representation.
    
    if (preDecimal.length < 1)
    {
       return minus + FormatEmptyNumber(dec,decimalPlaces);
    }
    
    // preDecimal is 0 or a series of 0's.
    // Return formatted zero representation.
    
    if (parseInt(preDecimal) < 1)
    {
       return minus + FormatEmptyNumber(dec,decimalPlaces);
    }
    
    // predecimal has no numbers to the left.
    // Return formatted zero representation.
    
    if (preDecimal.length == decimalPlaces)
    {
      return minus + '0' + dec + preDecimal;
    }
    
    // predecimal has fewer characters than the
    // specified number of decimal places.
    // Return formatted leading zero representation.
    
    if (preDecimal.length < decimalPlaces)
    {
       if (decimalPlaces == 2)
       {
        return minus + FormatEmptyNumber(dec,decimalPlaces - 1) + preDecimal;
       }
       return minus + FormatEmptyNumber(dec,decimalPlaces - 2) + preDecimal;
    }
    
    // predecimal contains enough characters to
    // qualify to need decimal points rendered.
    // Parse out the pre and post decimal values
    // for future formatting.
    
    if (preDecimal.length > decimalPlaces)
    {
      postDecimal = dec + preDecimal.substring(preDecimal.length - decimalPlaces,
                                               preDecimal.length);
      preDecimal = preDecimal.substring(0,preDecimal.length - decimalPlaces);
    }

    // Place comma oriented delimiter every 3 characters
    // against the numeric represenation of the "left" side
    // of the decimal representation.  When finished, return
    // both the left side comma formatted value together with
    // the right side decimal formatted value.
    
    var regex  = new RegExp('(-?[0-9]+)([0-9]{3})');
 
    while(regex.test(preDecimal))
    {
       preDecimal = preDecimal.replace(regex, '$1' + comma + '$2');
    }
       
  }
  catch (exception) { AlertError("Format Number",exception); }
  return minus + preDecimal + postDecimal;
}

function FormatEmptyNumber(decimalDelimiter,decimalPlaces)
{
    var preDecimal = '0';
    var postDecimal = '';
 
    for(i=0;i<decimalPlaces;i++)
    {
      if (i==0) { postDecimal += decimalDelimiter; }
      postDecimal += '0';
    }
   return preDecimal + postDecimal;
}
  

 function AlertError(methodName,e)
 {
            if (e.description == null) { alert(methodName + " Exception: " + e.message); }
            else {  alert(methodName + " Exception: " + e.description); }
 }

function addCommas( sValue ) 
{ 
var sRegExp = new RegExp('(-?[0-9]+)([0-9]{3})'); 

while(sRegExp.test(sValue)) { 
sValue = sValue.replace(sRegExp, '$1.$2'); 
} 
return sValue; 
} 

function fixed(s) { return addCommas(s.toFixed(2));}

function toggleDiv(DivID)   
{
    if (DivID.style.display == "") 
  {
     DivID.style.display = "none";
   }
 else
   {
      DivID.style.display= "";
    }
}