【JavaScript】documentの参照メモ
<dl class="maintenance" id="setFuc1"> <dt><img src="image/txt_maintenance.gif" alt="ほげ"></dt> <dd>ほげほげ</dd> <dd class="btnDetail"><a href="/hogehoge/index.asp" class="swap" id="dAnc2"><img src="image/btn_detail_0.gif" alt="もげ"></a></dd> </dl>
タグのid="dAnc2"内にあるimageのsrcを取りたいとき
var el = document.getElementById(setFuc); el.link = document.getElementsByTagName('a')[dAnc].href; el.onmouseover = function() { this.getElementsByTagName('img')[1].src = "image/btn_detail_1.gif"; alert(el.link); }