if (document.images) { var img1on = new Image(); img1on.src = "nav/b_01.gif"; var img1off = new Image(); img1off.src = "nav/a_01.gif"; var img2on = new Image(); img2on.src = "nav/b_02.gif"; var img2off = new Image(); img2off.src = "nav/a_02.gif"; var img3on = new Image(); img3on.src = "nav/b_03.gif"; var img3off = new Image(); img3off.src = "nav/a_03.gif"; var img4on = new Image(); img4on.src = "nav/b_04.gif"; var img4off = new Image(); img4off.src = "nav/a_04.gif"; var img5on = new Image(); img5on.src = "nav/b_05.gif"; var img5off = new Image(); img5off.src = "nav/a_05.gif"; var img6on = new Image(); img6on.src = "nav/b_06.gif"; var img6off = new Image(); img6off.src = "nav/a_06.gif"; var img7on = new Image(); img7on.src = "nav/b_07.gif"; var img7off = new Image(); img7off.src = "nav/a_07.gif"; } function On(name) { if (document.images) { document.images[name].src = eval(name + 'on.src'); } } function Off(name) { if (document.images) { document.images[name].src = eval(name + 'off.src'); } } var display_tag; if (document.getElementsByTagName) window.onload = function() { var change_tag = document.getElementsByTagName("em"); // 見出しの部分のタグ display_tag = document.getElementsByTagName("dl"); // 非表示させたい部分のタグ for (var i = 0; i < change_tag.length; i++) { // 見出しの文字を取得して表示切り替えのリンクに変更 var ele = change_tag.item(i); var str = ele.innerText || ele.innerHTML; // var str = ele.firstChild.data; ele.innerHTML = '' + str + '<\/a>'; // 非表示させたいタグの処理 display_tag.item(i).style.display = "none"; } } function show(a) { var ele = display_tag.item(a); ele.style.display = (ele.style.display == "none") ? "block" : "none"; }