//Triming the leading spaces.
function trimspace(str)
{
  var len= str.length;
  if (len != 0)
  {
    for (var i=0;i<len;i++)
    {
      if(str.indexOf(" ")==0)
        str=str.substring(1,len);
    }
    strtrim=str;
  }
  else
  {
    strtrim=str;
  }
  return strtrim;
}

//Checking for the valid email address.
function checkmail(eAddr)
{
  var usEmail = true;
  var lenSuffix = (usEmail) ? 3 : 2;
  var result = false;
  var ndxAt =  0;
  var ndxDot =0;
  ndxAt  = eAddr.indexOf("@");
  ndxDot = eAddr.indexOf(".") ;
  ndxDot2 = eAddr.lastIndexOf(".") ;
  if ((ndxDot < 0) || (ndxAt < 0))
  {
    event.returnValue=false;
  }
  else if ( (ndxDot2 - 2) <= ndxAt)
  {
    event.returnValue=false;
  }
  else if (eAddr.length < ndxDot2 + lenSuffix)
  {
    event.returnValue=false;
  }
  else
  {
    return true;
  }
}
// checking is numeric value
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;

   }