function advanced_search(type) {
 if (type) {
  document.getElementById('searchOptionsBodyAdvancedBox').style.display = 'block';
  document.getElementById('searchOptionsBodySwitch1').style.display = 'block';
  document.getElementById('searchOptionsBodySwitch2').style.display = 'none';
  document.getElementById('searchOptionsBodyForm').advanced.value = '1';
 } else {
  document.getElementById('searchOptionsBodyAdvancedBox').style.display = 'none';
  document.getElementById('searchOptionsBodySwitch1').style.display = 'none';
  document.getElementById('searchOptionsBodySwitch2').style.display = 'block';
  document.getElementById('searchOptionsBodyForm').advanced.value = '0';
 }
 return false;
}

function add_search_engine_mozilla(file_location, image_location, site_name) {
 if ((typeof window.sidebar == 'object') && (typeof window.sidebar.addSearchEngine == 'function')) {
  category=prompt('If you use an advanced search sidebar plugin (unlikely)\nthen enter a category in the field provided below,\notherwise leave it as the recommended value of: \'Web\'','Web');
  if (category == '') {
   category = 'Web';
  }
  if (category != null) {
   window.sidebar.addSearchEngine(file_location,image_location,site_name,category);
  }
 }
 return false;
}

function add_search_engine_ie(file_location) {
 window.external.AddSearchProvider(file_location);
 return false;
}