window.onload = function(){
  $A([
    ['input_search_all', "ブログテーマ全体から検索"],
    ['input_search_category', 'カテゴリー内で絞り込み'],
    ['input_search_entry', '投稿された記事内を検索']
  ]).each(function(arg){
    var id = arg[0];
    var msg = arg[1];
    if ($(id) && $F(id).match(msg)) {
      $(id).style.color = "#999";
      $(id).onfocus = function(){
        this.style.color = "#000";
        this.value="";
      }
    }
  })
}

var navigate = function() {
  var form = document.navi_form;
  form.action = "/theme/admin/input/";
  form.method = "post";
  form.submit();
}