function searchSns(){

  var search_word = document.searchFORM.search_word.value;
  var sel_menu = document.searchFORM.search_content;
  var search_content = sel_menu.options[sel_menu.selectedIndex].value;
  
  // 検索ワードと検索コンテンツの両方があるときにみ検索実行
  if(search_word.length > 0 && search_content.length > 0){
    url = "";
    if(search_content == "diary"){
      url = "diary/all?q=" + search_word;
    }else if(search_content == "community"){
      url = "communities?q=" + search_word;
    }else if(search_content == "album"){
      url = "albums/all?q=" + search_word;
    }else if(search_content == "quiz"){
      url = "quiz?q=" + search_word;
    }else if(search_content == "game"){
      url = "games/list?q=" + search_word;
    }
    location.href = url
  }
  
} // end [searchSns()]