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分享IE提示缺少对象？
求救！！！
我在网上下了一段js的代码 复制到html页面上是可以正常运行的 但是复制到aspx页面上就会提示缺少对象？为什么呢？
我在网上下了一段js的代码 复制到html页面上是可以正常运行的 但是复制到aspx页面上就会提示缺少对象？为什么呢？
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wangluojianke 2012-03-08
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终于解决了！谢谢啊！可以买单了
孟子E章 2012-03-08
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下面的的代码ie8ie9都是可以的
<!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=gb2312'>
<title>这是一个可以用鼠标随意拖动图标的小程序</title>
</head>
<body onload="init()">
<style type="text/css">
#plane1
{
position: absolute;
left: 290;
top: 170;
width: 121;
z-index: 0;
}
#plane2
{
position: absolute;
left: 400;
top: 250;
width: 118;
z-index: 0;
}
</style>
<script language="JavaScript">
var isNav, isIE
isIE = window.navigator.userAgent.indexOf("MSIE") > 0;
isNav = !isIE
function setZIndex(obj, zOrder) {
obj.zIndex = zOrder
}
// Position an object at a specific pixel coordinate
function shiftTo(obj, x, y) {
if (isNav) {
obj.moveTo(x, y)
} else {
obj.pixelLeft = x
obj.pixelTop = y
}
}
// ***End API Functions***
// Global holds reference to selected element
var selectedObj
// Globals hold location of click relative to element
var offsetX, offsetY
// Find out which element has been clicked on
function setSelectedElem(evt) {
if (isNav) {
// declare local var for use in upcoming loop
var testObj
// make copies of event coords for use in upcoming loop
var clickX = evt.pageX
var clickY = evt.pageY
// loop through all layers (starting with frontmost layer)
// to find if the event coordinates are in the layer
for (var i = document.layers.length - 1; i >= 0; i--) {
testObj = document.layers[i]
if ((clickX > testObj.left) &&
(clickX < testObj.left + testObj.clip.width) &&
(clickY > testObj.top) &&
(clickY < testObj.top + testObj.clip.height)) {
// if so, then set the global to the layer, bring it
// forward, and get outa here
selectedObj = testObj
setZIndex(selectedObj, 100)
return
}
}
} else {
// use IE event model to get the targeted element
var imgObj = window.event.srcElement
// make sure it's one of our planes
if (imgObj.parentElement.id.indexOf("plane") != -1) {
// then set the global to the style property of the element,
// bring it forward, and say adios
selectedObj = imgObj.parentElement.style
setZIndex(selectedObj, 100)
return
}
}
// the user probably clicked on the background
selectedObj = null
return
}
// Drag an element
function dragIt(evt) {
// operate only if a plane is selected
if (selectedObj) {
if (isNav) {
shiftTo(selectedObj, (evt.pageX - offsetX), (evt.pageY - offsetY))
} else {
shiftTo(selectedObj, (window.event.clientX - offsetX), (window.event.clientY - offsetY))
// prevent further system response to dragging in IE
return false
}
}
}
// Set globals to connect with selected element
function engage(evt) {
setSelectedElem(evt)
if (selectedObj) {
// set globals that remember where the click is in relation to the
// top left corner of the element so we can keep the element-to-cursor
// relationship constant throughout the drag
if (isNav) {
offsetX = evt.pageX - selectedObj.left
offsetY = evt.pageY - selectedObj.top
} else {
offsetX = window.event.offsetX
offsetY = window.event.offsetY
}
}
// block mouseDown event from forcing Mac to display
// contextual menu.
return false
}
// Restore elements and globals to initial values
function release(evt) {
if (selectedObj) {
setZIndex(selectedObj, 0)
selectedObj = null
}
}
// Turn on event capture for Navigator
function setNavEventCapture() {
if (isNav) {
document.captureEvents(Event.MOUSEDOWN | Event.MOUSEMOVE | Event.MOUSEUP)
}
}
// Assign event handlers used by both Navigator and IE (called by onLoad)
function init() {
if (isNav) {
setNavEventCapture()
}
// assign functions to each of the events (works for both Navigator and IE)
document.onmousedown = engage
document.onmousemove = dragIt
document.onmouseup = release
}
</script>
<div id="plane1">
<img name="planePic1" src="http://www.webasp.net/images/logo.gif" border="0" style="cursor: move"></div>
<div id="plane2">
<img name="planePic1" src="http://www.webasp.net/images/logo.gif" border="0" style="cursor: move"></div>
</body>
</html>
孟子E章 2012-03-08
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是
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
影响的，你可以删除aspx里面的这个
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
影响的，你可以删除aspx里面的这个
tan598121925 2012-03-08
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有可能，换个浏览器看看[Quote=引用 5 楼 wangluojianke 的回复:]
我基本是整个复制的 还是不行 是不是IE8不兼容？
[/Quote]
我基本是整个复制的 还是不行 是不是IE8不兼容？
[/Quote]
wangluojianke 2012-03-08
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我基本是整个复制的 还是不行 是不是IE8不兼容？
wangluojianke 2012-03-08
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<HTML>
<HEAD>
<META http-equiv='Content-Type' content='text/html; charset=gb2312'>
<TITLE>这是一个可以用鼠标随意拖动图标的小程序</TITLE>
</HEAD>
<BODY onLoad="init()">
<style type="text/css">
#plane1 {position:absolute; left:290; top:170; width:121; z-index:0}
#plane2 {position:absolute; left:400; top:250; width:118; z-index:0}
</style>
<script language="JavaScript">
//Modified by the CoffeeCup HTML Editor++
// Global variables for platform branching
var isNav, isIE
if (parseInt(navigator.appVersion) >= 4) {
if (navigator.appName == "Netscape") {
isNav = true
} else {
isIE = true
}
}
// ***Begin CSS custom API Functions***
// Set zIndex property
function setZIndex(obj, zOrder) {
obj.zIndex = zOrder
}
// Position an object at a specific pixel coordinate
function shiftTo(obj, x, y) {
if (isNav) {
obj.moveTo(x,y)
} else {
obj.pixelLeft = x
obj.pixelTop = y
}
}
// ***End API Functions***
// Global holds reference to selected element
var selectedObj
// Globals hold location of click relative to element
var offsetX, offsetY
// Find out which element has been clicked on
function setSelectedElem(evt) {
if (isNav) {
// declare local var for use in upcoming loop
var testObj
// make copies of event coords for use in upcoming loop
var clickX = evt.pageX
var clickY = evt.pageY
// loop through all layers (starting with frontmost layer)
// to find if the event coordinates are in the layer
for (var i = document.layers.length - 1; i >= 0; i--) {
testObj = document.layers[i]
if ((clickX > testObj.left) &&
(clickX < testObj.left + testObj.clip.width) &&
(clickY > testObj.top) &&
(clickY < testObj.top + testObj.clip.height)) {
// if so, then set the global to the layer, bring it
// forward, and get outa here
selectedObj = testObj
setZIndex(selectedObj, 100)
return
}
}
} else {
// use IE event model to get the targeted element
var imgObj = window.event.srcElement
// make sure it's one of our planes
if (imgObj.parentElement.id.indexOf("plane") != -1) {
// then set the global to the style property of the element,
// bring it forward, and say adios
selectedObj = imgObj.parentElement.style
setZIndex(selectedObj,100)
return
}
}
// the user probably clicked on the background
selectedObj = null
return
}
// Drag an element
function dragIt(evt) {
// operate only if a plane is selected
if (selectedObj) {
if (isNav) {
shiftTo(selectedObj, (evt.pageX - offsetX), (evt.pageY - offsetY))
} else {
shiftTo(selectedObj, (window.event.clientX - offsetX), (window.event.clientY - offsetY))
// prevent further system response to dragging in IE
return false
}
}
}
// Set globals to connect with selected element
function engage(evt) {
setSelectedElem(evt)
if (selectedObj) {
// set globals that remember where the click is in relation to the
// top left corner of the element so we can keep the element-to-cursor
// relationship constant throughout the drag
if (isNav) {
offsetX = evt.pageX - selectedObj.left
offsetY = evt.pageY - selectedObj.top
} else {
offsetX = window.event.offsetX
offsetY = window.event.offsetY
}
}
// block mouseDown event from forcing Mac to display
// contextual menu.
return false
}
// Restore elements and globals to initial values
function release(evt) {
if (selectedObj) {
setZIndex(selectedObj, 0)
selectedObj = null
}
}
// Turn on event capture for Navigator
function setNavEventCapture() {
if (isNav) {
document.captureEvents(Event.MOUSEDOWN | Event.MOUSEMOVE | Event.MOUSEUP)
}
}
// Assign event handlers used by both Navigator and IE (called by onLoad)
function init() {
if (isNav) {
setNavEventCapture()
}
// assign functions to each of the events (works for both Navigator and IE)
document.onmousedown = engage
document.onmousemove = dragIt
document.onmouseup = release
}
</script>
<div id=plane1><img name="planePic1" src="http://www.webasp.net/images/logo.gif" border=0 style="cursor:move"></div>
<div id=plane2><img name="planePic1" src="http://www.webasp.net/images/logo.gif" border=0 style="cursor:move"></div>
</BODY></HTML>
<HEAD>
<META http-equiv='Content-Type' content='text/html; charset=gb2312'>
<TITLE>这是一个可以用鼠标随意拖动图标的小程序</TITLE>
</HEAD>
<BODY onLoad="init()">
<style type="text/css">
#plane1 {position:absolute; left:290; top:170; width:121; z-index:0}
#plane2 {position:absolute; left:400; top:250; width:118; z-index:0}
</style>
<script language="JavaScript">
//Modified by the CoffeeCup HTML Editor++
// Global variables for platform branching
var isNav, isIE
if (parseInt(navigator.appVersion) >= 4) {
if (navigator.appName == "Netscape") {
isNav = true
} else {
isIE = true
}
}
// ***Begin CSS custom API Functions***
// Set zIndex property
function setZIndex(obj, zOrder) {
obj.zIndex = zOrder
}
// Position an object at a specific pixel coordinate
function shiftTo(obj, x, y) {
if (isNav) {
obj.moveTo(x,y)
} else {
obj.pixelLeft = x
obj.pixelTop = y
}
}
// ***End API Functions***
// Global holds reference to selected element
var selectedObj
// Globals hold location of click relative to element
var offsetX, offsetY
// Find out which element has been clicked on
function setSelectedElem(evt) {
if (isNav) {
// declare local var for use in upcoming loop
var testObj
// make copies of event coords for use in upcoming loop
var clickX = evt.pageX
var clickY = evt.pageY
// loop through all layers (starting with frontmost layer)
// to find if the event coordinates are in the layer
for (var i = document.layers.length - 1; i >= 0; i--) {
testObj = document.layers[i]
if ((clickX > testObj.left) &&
(clickX < testObj.left + testObj.clip.width) &&
(clickY > testObj.top) &&
(clickY < testObj.top + testObj.clip.height)) {
// if so, then set the global to the layer, bring it
// forward, and get outa here
selectedObj = testObj
setZIndex(selectedObj, 100)
return
}
}
} else {
// use IE event model to get the targeted element
var imgObj = window.event.srcElement
// make sure it's one of our planes
if (imgObj.parentElement.id.indexOf("plane") != -1) {
// then set the global to the style property of the element,
// bring it forward, and say adios
selectedObj = imgObj.parentElement.style
setZIndex(selectedObj,100)
return
}
}
// the user probably clicked on the background
selectedObj = null
return
}
// Drag an element
function dragIt(evt) {
// operate only if a plane is selected
if (selectedObj) {
if (isNav) {
shiftTo(selectedObj, (evt.pageX - offsetX), (evt.pageY - offsetY))
} else {
shiftTo(selectedObj, (window.event.clientX - offsetX), (window.event.clientY - offsetY))
// prevent further system response to dragging in IE
return false
}
}
}
// Set globals to connect with selected element
function engage(evt) {
setSelectedElem(evt)
if (selectedObj) {
// set globals that remember where the click is in relation to the
// top left corner of the element so we can keep the element-to-cursor
// relationship constant throughout the drag
if (isNav) {
offsetX = evt.pageX - selectedObj.left
offsetY = evt.pageY - selectedObj.top
} else {
offsetX = window.event.offsetX
offsetY = window.event.offsetY
}
}
// block mouseDown event from forcing Mac to display
// contextual menu.
return false
}
// Restore elements and globals to initial values
function release(evt) {
if (selectedObj) {
setZIndex(selectedObj, 0)
selectedObj = null
}
}
// Turn on event capture for Navigator
function setNavEventCapture() {
if (isNav) {
document.captureEvents(Event.MOUSEDOWN | Event.MOUSEMOVE | Event.MOUSEUP)
}
}
// Assign event handlers used by both Navigator and IE (called by onLoad)
function init() {
if (isNav) {
setNavEventCapture()
}
// assign functions to each of the events (works for both Navigator and IE)
document.onmousedown = engage
document.onmousemove = dragIt
document.onmouseup = release
}
</script>
<div id=plane1><img name="planePic1" src="http://www.webasp.net/images/logo.gif" border=0 style="cursor:move"></div>
<div id=plane2><img name="planePic1" src="http://www.webasp.net/images/logo.gif" border=0 style="cursor:move"></div>
</BODY></HTML>
寒似火 2012-03-08
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楼主 自己再好好调试下吧 建议把代码贴出来～～
魏飞翔 2012-03-08
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代码贴出来
tan598121925 2012-03-08
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少了什么没有复制过去吧，对比一下就知道了
