function hidetext()
{
var mychar = document.getElementById("con");
mychar.style.display="none";
}
function showtext()
{
var mychar = document.getElementById("con");
mychar.style.display="block";
}
{
var mychar = document.getElementById("con");
mychar.style.display="none";
}
function showtext()
{
var mychar = document.getElementById("con");
mychar.style.display="block";
}
2016-01-02
最新回答 / 慕沐0087519
没太看懂你np==null这个if else想实现什么意思?修改了一个:<!DOCTYPE html><html> <head> <title> new document </title> <meta http-equiv="Content-Type" content="text/html; charset=gbk"/> <script type="text/javascript"> function ...
2016-01-02
var mynum;
mynum="javascript";
mynum="8";
mynum="javascript";
mynum="8";
2016-01-01