/* --------------------------------
** FUNCTION:
**   fnGetHostNameFromURLString 
** DESCRIPTION:
**   This function returns the host name portion
**   of a url string. The original string is left
**   unchanged.
** DEPENDENCIES:
**   fnStripLeadingSpaceFromString
**   fnRemoveProtocolFromURLString
** SEE ALSO:
** DATE:
** 
   -------------------------------- */

function fnGetHostNameFromURLString(sURLString) 
{                                      

  //-- Verify parameters
  if (sURLString == null)
  {
    //-->-->-->-->-->-->-->-->-->-->-->-->
    //-- write out some nasty error message
    //-- somewhere, mortally insulting the programmer
    //-- for such a ridiculous error
    return -1;
  }

  var sTest     = sURLString;
  var iIndex      = 0;

  sTest = sTest.toLowerCase();
  sTest = fnRemoveProtocolFromURLString(sTest);

  iIndex = sTest.indexOf("/");
  sReturn = sTest.substring(0, iIndex);

  //var rxHostName = new RegExp("^[^/]{2,}", "gi");  
  //sReturn = sTest.replace(rxProtocol, "")
  return sReturn;

} //-- fnGetHostNameFromURLString()