//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;
  }
}

function onlyDigits(e)
{
	var whichCode = (window.Event) ? e.which : e.keyCode;

	if(String.fromCharCode(whichCode) != ' ' && String.fromCharCode(whichCode) >= 0 && String.fromCharCode(whichCode) <= 9)
		return true;
	return false;
}