日期:2014-05-16 浏览次数:20536 次
<!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>test</title>
<script language="javascript" type="text/javascript">
    var scrollFun = function (dir) {
        var box = document.getElementById("box");
        var con = document.getElementById("con");
        var boxWidth = box.offsetWidth;
        var conWidth = con.offsetWidth;
        var left = +con.style.left.replace("px", "");
        if (dir === "left") {
            if (left <= boxWidth - conWidth) {
                return;
            }
            con.style.left = (left - 40) + "px";
        }
        else if (dir === "right") {
            if (left === 0) {
                return;
            }
            con.style.left = (left + 40) + "px";
        }
    };
    window.onload = scrollFun;
</script>
<style type="text/css">
    .box{ border:1px solid red; width:40px; height:50px; position:relative; overflow:hidden;}
    .con{ position:absolute; top:20px; white-space:nowrap;}
</style>
</head>
<body>
<input type="button" onclick="scrollFun('left')" value="左" />
<input type="button" onclick="scrollFun('right')" value="右" />
<div id="box" class="box">
    <div id="con" class="con" >滚动1滚动2滚动3滚动4滚动5滚动6滚动7滚动8滚动9</div>
</div>
</body>
</html>
------解决方案--------------------
简单的,自己优化
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
   <title>无标题页</title>
</head>
<body>
<script type="text/javascript">
function moveDiv(fx)
{
 var obj=document.getElementById('div1');
 var nowleft=parseInt(obj.style.left);
 if(fx=='left')
 {
   obj.style.left=nowleft+ 5;
 }
 if(fx=='right')
 {
   obj.style.left=nowleft- 5;
 }
}
</script>
   <form id="form1" runat="server">
   <div>
   <div id='div1' style="width:150px; position:absolute;top:100px;left:100px;">
   北京 天津 上海
   </div>
   <input type="button" value="左" onclick="moveDiv('left')" />
   <input type="button" value="右" onclick="moveDiv('right')" />
   </div>
   </form>
</body>
</html>
------解决方案--------------------