function GetTrim(sChk)
{
  var iBeg = 0;
  var iEnd = 0;
  for(var i=0;i<sChk.length;i++)
  {
    if (sChk.charAt(i) != " ")
    {
      iBeg = i;
      break;
    }
  }

  if (sChk.charAt(sChk.length-1) != " ")
    iEnd = sChk.length;

  for(var i=sChk.length-1;i>0;i--)
  {
    if (sChk.charAt(i) != " ")
    {
      iEnd = i+1;
      break;
    }
  }

  var rStr = sChk.substring(iBeg,iEnd);
  return rStr;
}