/* This function returns all the request parameters
   as a name - value array */
function parseGetVars() {
  // Array that will hold all the url parameters
  var urlParams = new Array();

  // Get the url part after the ?
  // substring(1) will return the part without the ?
  var qString = top.location.search.substring(1);

  // Split all the parameter=value parts
  var pairs = qString.split(/\&/);

  // split each parameter=value and put it in the array
  for (var i in pairs) {
      var nameVal = pairs[i].split(/\=/);
      urlParams[nameVal[0]] = nameVal[1];
  }

  // return the array
  return urlParams;
}

/* This function performs a default search.
   The parameter is the name of the field holding the
   string to search for. */
function doSearch(fieldname,divname) {
  var getParams = parseGetVars();
  search(getParams[fieldname],divname);
}