// declar global variables
var defaultKeywords;


// set all variables, functions after the dom has finished loading
$(document).ready(function() {
  defaultKeywords = $('#site_search').val();
});


// toggle the default keywords
function toggleSiteSearch() {
  var currentKeywords = $('#site_search').val();
  if (currentKeywords == defaultKeywords) {$('#site_search').val('')}
  else {
    if (currentKeywords.length > 0) {$('#site_search').val(currentKeywords)}
    else {$('#site_search').val(defaultKeywords)}
  }
}

// submit search
function doSearch() {
  var currentKeywords = $('#site_search').val();
  if (currentKeywords.length == 0) {$('#site_search').val('*');}
  $('#formSiteSearch').submit();
}