js点击显示隐藏密码 

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>look</title>
<style>
    .ico{
        height:30px;
        width:34px;
        background:url(images/ico.jpg) no-repeat -67px 0px;
        position:absolute;
        top:10px;
        left:8.5%;
        opacity:0.7;
        }
    #in{ display:block;
        height:30px;
        width:10%;}
</style>
</head>

<body>
<input type="password" id="in" />
<img class="ico" id="ico" onclick="xs()" title="显示密码"/>
    


<script>
    function xs(){
        //var a = document.getElementById("inp").value;
        var aa=document.getElementById("ico").title;
        //alert();
        if(aa == "隐藏密码"){
            document.getElementById("in").type="password";
            document.getElementById("ico").title = "显示密码";
            document.getElementById("ico").style="background:url(images/ico.jpg) no-repeat -67px 0px;";
        }else{
            document.getElementById("ico").title = "隐藏密码";
            document.getElementById("in").type="text";
            document.getElementById("ico").style="background:url(images/ico.jpg) no-repeat -111px 0px;";    
        }
        
        }
</script>
</body>
</html>

posted @ 2017-05-10 11:30  Harry-  阅读(4228)  评论(0)  编辑  收藏  举报