//-----------------------------------------------------------------------------
// Function to insert comma if length is > 3 and < 7
//-----------------------------------------------------------------------------
function setComma(S)
{
   s = String(S); 
   stringLength = s.length;
   if (stringLength == 4)
   {
      newS = s.substring(0,1) + "," + s.substring(1, stringLength)
   }
   else if (stringLength == 5)
   {
      newS = s.substring(0,2)+"," + s.substring(2, stringLength)
   }
   else if (stringLength == 6)
   {
      newS = s.substring(0,3) + "," + s.substring(3, stringLength)
   }
   else newS = S; // if length < 4 or > 6

   return newS
}

//-----------------------------------------------------------------------------
// IsNumber() - Check if a valid number is being used
//-----------------------------------------------------------------------------
function IsNumber(number) 
{
  if (!parseFloat(number)) 
     return false;
  else 
  {
    for (var i=0; i<number.length; i++) 
    {
       if (((number.charAt(i) != "0") && ((!parseFloat(number.charAt(i))) && (number.charAt(i) != "."))))
          return false;
    }
  }
  return true;
}

//-----------------------------------------------------------------------------
// Round decimal to any number of places
//-----------------------------------------------------------------------------
function roundFloat (num, places)
{
   //#top roundFloat 

   var multiplier = 10;
   var i = 0;

   for (i = 1; i < places; i++)
   {
      multiplier = multiplier * 10;
   }

   temp = Math.round (num * multiplier);

   return temp / multiplier;
}
      
      
var ErrMsg = "Copyright © 2004 - www.linear-software.com\nAll Rights Reserved";

//-----------------------------------------------------------------------------
//Disable right click button
//-----------------------------------------------------------------------------
function disableRightClick(btnClick)
{
   if (navigator.appName == "Netscape" && btnClick.which == 3)
   { 
	alert(ErrMsg);
	return false;
   }
   else if (navigator.appName =="Microsoft Internet Explorer" && event.button == 2)
   {
	alert(ErrMsg);
	return false;
   }
}
document.onmousedown = disableRightClick;