<input type="button" value="改变颜色" onclick="setcolor()">
<input type="button" value="改变宽高" onclick=setWH()>
<input type="button" value="隐藏内容" onclick=hidetext()>
<input type="button" value="显示内容" onclick=showtext()>
<input type="button" value="取消设置" onclick=offset()>
</form>
<script type="text/javascript">
function setcolor()
{var mychar=document.getElementById("txt");
mychar.style.color="red";
mychar.style.backgroundColor="#369";}
function setWH()
{var mychar=document.getElementById("txt");
mychar.style.width="500px";
mychar.style.height="500px";}
function hidetext()
{var mychar=document.getElementById("txt");
mychar.style.display="none";}
function showtext()
{var mychar=document.getElementById("txt");
mychar.style.display="block";}
function offset()
{var mychar=confirm("你要取消设置吗?");
if(mychar==true)
txt.removeAttribute("style");
}
其他都可以,就是取消设置不行,为什么呢?
qq_青枣工作室_0
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