亲,改一下js代码,改成这样就可以了
<script type="text/javascript">tb=document.getElementById('textbox')
spans=document.getElementsByTagName("span")
for(var i=0i<spans.lengthi++)
{
spans[i].index=i
spans[i].onclick=function()
{
alert(spans[this.index-1].innerHTML)
}
}
</script>
<div><img id="img1" src="1.jpg" onclick="Cmd(this,'span1')" />
<span id="span1" style="display:none" onclick="Cmd(this,'img1')">介绍文字</span>
</div>
<script>
function Cmd(v, id){
v.style.display = "none"
document.getElementById(id).style.display = ""
}
</script>