请问关于用javascript控制窗体内嵌的FRAME窗体的LOCATION。

Question

<iframe id="DefineWindow" border="0" frameBorder="0" height="700" width="500" marginHeight="0" marginWidth="0" name="class_child" scrolling="1" src="aaa.htm" style="BORDER-BOTTOM: 0px; BORDER-LEFT: 0px; BORDER-RIGHT: 0px; BORDER-TOP: 0px">
                      </iframe> <input type=button onclick="document.all.DefineWindow.src='bbb.htm';">

Answer 1

window.frames["class_child"].location.href = "bbb.htm";