<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>滚动文字jquery插件</title>
<script src="http://libs.baidu.com/jquery/1.6.4/jquery.min.js"></script>
<script type="text/javascript">
(function(.fn.extend({
roll: function(options) {
var defaults = {
speed:1
};
var options = (this) == null) return ;
var (this);
var ("#content");
var init_left = content.css({left:parseInt(init_left) + "px"});
var This = this;
var time = setInterval(function(){
This.move(content,speed);
},20); //setInterval会改变this指向，即使加了This=this，也要用匿名函数封装，这里调试了n久
$container.bind("mouseover",function(){
clearInterval(time);
});
$container.bind("mouseout",function(){
time = setInterval(function(){
This.move($container,$content,speed);
},20);
});
return this;
},
move:function($container,$content,speed){
var container_width = $container.width();
var content_width = $content.width();
if (parseInt($content.css("left")) + content_width > 0)
{
$content.css({left:parseInt($content.css("left")) - speed + "px"});
}
else
{
$content.css({left:parseInt(container_width) + "px"});
}
}
});
})(jQuery);
//插件的调用$("#yourId").roll({speed:#yourSpeed});
$(document).ready(function(){
$("#container").roll({speed:8});
setInterval(function(){
$('#content').append('<a href="#">999999</a>');
},4000)
});
</script>
<style type="text/css">
#container{
background:#CCCCCC;
position:relative;
overflow:hidden; /*这个东西折腾了很久才弄出来*/
width:550px;
height:80px;
line-height:80px;
margin:100px;
}
#content{
position:absolute;
left:0;
top:0;
white-space:nowrap; /*重要，不然文字显示效果不好*/
}
#content a{
padding: 0 10px;
}
</style>
</head>
<body>
<div id="container">
<div id="content" style="color:red;font-size:80px;">
<a href="#">111111</a>
</div>
</div>
</body>
</html>
