html+javascript实现可拖动可提交的弹出层对话框效果

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我是靠谱客的博主仁爱棒棒糖，最近开发中收集的这篇文章主要介绍html+javascript实现可拖动可提交的弹出层对话框效果，觉得挺不错的，现在分享给大家，希望可以做个参考。

概述

复制代码代码如下:

 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3c.org/TR/1999/REC-html401-19991224/loose.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<title>JAVASCRIPT弹出层</title> 
<META http-equiv=Content-Type content="text/html; charset=utf-8"> 
<style> 
#popDiv { 
position: absolute; 
visibility: hidden; 
overflow: hidden; 
border: 2px solid #AEBBCA; 
background-color: #EEF1F8; 
cursor: move; 
padding: 1px; 
} 

#popTitle { 
background: #9DACBF; 
height: 20px; 
line-height: 20px; 
padding: 1px; 
} 

#popForm { 
padding: 2px; 
} 

.title_left { 
font-weight: bold; 
padding-left: 5px; 
float: left; 
} 

.title_right { 
float: right; 
} 

#popTitle .title_right a { 
color: #000; 
text-decoration: none; 
} 

#popTitle .title_right a:hover { 
text-decoration: underline; 
color: #FF0000; 
} 
</style> 
<script> 
function showPopup() {//弹出层 
var objDiv = document.getElementById("popDiv"); 
objDiv.style.top = "50px";//设置弹出层距离上边界的距离 
objDiv.style.left = "200px";//设置弹出层距离左边界的距离 
objDiv.style.width = "300px";//设置弹出层的宽度 
objDiv.style.height = "200px";//设置弹出层的高度 
//objDiv.style.display = "block"; 
objDiv.style.visibility = "visible"; 
} 
function hidePopup() {//关闭层 
var objDiv = document.getElementById("popDiv"); 
objDiv.style.visibility = "hidden"; 
} 
</script> 
</head> 
<body> 
<div id="popDiv"> 
<div id="popTitle"> <!-- 标题div --> 
<span class="title_left">修改操作</span> <span class="title_right"><a 
href="#" onclick="hidePopup();">关闭</a> </span> 
</div> 
<div id="popForm"> <!-- 表单div --> 
<form action="insert_map.jsp" method="post"> 
<p> 
      ID :<input type="text" name="id" value="0" /> </br> 
名    称 :<input type="text" name="name" value="aaa" /> </br> 
电压等级 :<input type="text" name="voltage_level" value="110kv" /> </br> 
经    度 :<input type="text" name="lon" value="121." /> </br> 
纬    度 :<input type="text" name="lat" value="28." /> </br> 
</p> 
   <input type="submit" value="提交" />   
   <input type="reset" value="重置" />   
   <input type="reset" value="取消" onclick="hidePopup()" /> 
</form> 
</div> 
</div> 
<p> 
<input name="" type="button" onclick="showPopup()" value="操作" /> 
</p> 

<script type="text/javascript"> 
/*-------------------------鼠标左键拖动---------------------*/ 
/*--------当不需要实现此功能时，可以将这一部分代码删除------------*/ 
var objDiv = document.getElementById("popDiv"); 
var isIE = document.all ? true : false;//判断浏览器类型 
document.onmousedown = function(evnt) {//当鼠标左键按下后执行此函数 
var evnt = evnt ? evnt : event; 
if (evnt.button == (document.all ? 1 : 0)) { 
mouseD = true;//mouseD为鼠标左键状态标志，为true时表示左键被按下 
} 
} 

objDiv.onmousedown = function(evnt) { 
objDrag = this;//objDrag为拖动的对象 
var evnt = evnt ? evnt : event; 
if (evnt.button == (document.all ? 1 : 0)) { 
mx = evnt.clientX; 
my = evnt.clientY; 
objDiv.style.left = objDiv.offsetLeft + "px"; 
objDiv.style.top = objDiv.offsetTop + "px"; 
if (isIE) { 
objDiv.setCapture(); 
//objDiv.filters.alpha.opacity = 50;//当鼠标按下后透明度改变 
} else { 
window.captureEvents(Event.MOUSEMOVE);//捕获鼠标拖动事件 
//objDiv.style.opacity = 0.5;//当鼠标按下后透明度改变 
} 
} 
} 
document.onmouseup = function() { 
mouseD = false;//左键松开 
objDrag = ""; 
if (isIE) { 
objDiv.releaseCapture(); 
//objDiv.filters.alpha.opacity = 100;//当鼠标左键松开后透明度改变 
} else { 
window.releaseEvents(objDiv.MOUSEMOVE);//释放鼠标拖动事件 
//objDiv.style.opacity = 1;//当鼠标左键松开后透明度改变 
} 
} 

document.onmousemove = function(evnt) { 
var evnt = evnt ? evnt : event; 
if (mouseD == true && objDrag) { 
var mrx = evnt.clientX - mx; 
var mry = evnt.clientY - my; 
objDiv.style.left = parseInt(objDiv.style.left) + mrx + "px"; 
objDiv.style.top = parseInt(objDiv.style.top) + mry + "px"; 
mx = evnt.clientX; 
my = evnt.clientY; 
} 
} 
</script> 

</body> 
</html> 