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  • 图片展示js特效

    html 代码片段,做一个table表格

    <table width="798" height="276" border="0" align="center" cellpadding="0" cellspacing="0">
    <tr>
    <td align="center"><table border="0" cellspacing="0" cellpadding="0">
    <tr>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/01.jpg" rel="lightbox"><img src="images/mini_01.jpg" name="picboder" width="60" height="60" border="0" id="picboder"/></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/02.jpg" rel="lightbox"><img src="images/mini_02.jpg" width="60" height="60" border="0" id="picboder"/></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/03.jpg" rel="lightbox"><img src="images/mini_03.jpg" width="60" height="60" border="0" id="picboder" /></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/04.jpg" rel="lightbox"><img src="images/mini_04.jpg" width="60" height="60" border="0" id="picboder" /></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/05.jpg" rel="lightbox"><img src="images/mini_05.jpg" width="60" height="60" border="0" id="picboder" /></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/06.jpg" rel="lightbox"><img src="images/mini_06.jpg" width="60" height="60" border="0" id="picboder" /></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/07.jpg" rel="lightbox"><img src="images/mini_07.jpg" name="picboder" width="60" height="60" border="0" id="picboder"/></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/08.jpg" rel="lightbox"><img src="images/mini_08.jpg" name="picboder" width="60" height="60" border="0" id="picboder"/></a></td>
    <td width="86" align="center"><a title="photo by xixi" href="images/09.jpg" rel="lightbox"><img src="images/mini_09.jpg" name="picboder" width="60" height="60" border="0" id="picboder" /></a></td>
    </tr>
    <tr>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/10.jpg" rel="lightbox"><img src="images/mini_10.jpg" name="picboder" width="60" height="60" border="0" id="picboder"/></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/11.jpg" rel="lightbox"><img src="images/mini_11.jpg" name="picboder" width="60" height="60" border="0" id="picboder"/></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/12.jpg" rel="lightbox"><img src="images/mini_12.jpg" name="picboder" width="60" height="60" border="0" id="picboder" /></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/13.jpg" rel="lightbox"><img src="images/mini_13.jpg" name="picboder" width="60" height="60" border="0" id="picboder" /></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/14.jpg" rel="lightbox"><img src="images/mini_14.jpg" name="picboder" width="60" height="60" border="0" id="picboder" /></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/15.jpg" rel="lightbox"><img src="images/mini_15.jpg" name="picboder" width="60" height="60" border="0" id="picboder" /></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/16.jpg" rel="lightbox"><img src="images/mini_16.jpg" name="picboder" width="60" height="60" border="0" id="picboder"/></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/17.jpg" rel="lightbox"><img src="images/mini_17.jpg" name="picboder" width="60" height="60" border="0" id="picboder"/></a></td>
    <td width="86" align="center"><a title="photo by xixi" href="images/18.jpg" rel="lightbox"><img src="images/mini_18.jpg" name="picboder" width="60" height="60" border="0" id="picboder" /></a></td>
    </tr>
    <tr>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/19.jpg" rel="lightbox"><img src="images/mini_19.jpg" name="picboder" width="60" height="60" border="0" id="picboder"/></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/20.jpg" rel="lightbox"><img src="images/mini_20.jpg" name="picboder" width="60" height="60" border="0" id="picboder"/></a></td>
    <td width="86" height="86" align="center"><a title="photo by xixi" href="images/21.jpg" rel="lightbox"><img src="images/mini_21.jpg" name="picboder" width="60" height="60" border="0" id="picboder" /></a></td>
    <td width="86" height="86" align="center"></td>
    <td width="86" height="86" align="center"></td>
    <td width="86" height="86" align="center"></td>
    <td width="86" height="86" align="center"></td>
    <td width="86" height="86" align="center"></td>
    <td width="86" height="86" align="center"></td>
    </tr>
    </table></td>
    </tr>
    </table>

    Css样式表

    #lightbox{
    background-color:#fff;
    padding: 0px;
    }
    #picboder{
    border:#f4f4f4 6px solid;
    }
    #lightboxDetails{
    font-size: 0.8em;
    padding-top: 0.4em;
    }
    #lightboxCaption{ float: left; }
    #keyboardMsg{ float: right; }

    #closeButton{
    top: 0px; right: 0px;
    }


    #lightbox img{ border: none; clear: both;}
    #overlay img{ border: none; }

    #overlay{background-color: #333;}

    * html #overlay{
    background-color: transparent;
    filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src="images/overlay.png", sizingMethod="scale");
    }

    js  demo

    var loadingImage = 'images/loading.gif';
    var closeButton = 'images/close.gif';

    function getPageScroll(){

    var yScroll;

    if (self.pageYOffset) {
    yScroll = self.pageYOffset;
    } else if (document.documentElement && document.documentElement.scrollTop){ // Explorer 6 Strict
    yScroll = document.documentElement.scrollTop;
    } else if (document.body) {// all other Explorers
    yScroll = document.body.scrollTop;
    }

    arrayPageScroll = new Array('',yScroll)
    return arrayPageScroll;
    }

    function getPageSize(){

    var xScroll, yScroll;

    if (window.innerHeight && window.scrollMaxY) {
    xScroll = document.body.scrollWidth;
    yScroll = window.innerHeight + window.scrollMaxY;
    } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
    xScroll = document.body.scrollWidth;
    yScroll = document.body.scrollHeight;
    } else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
    xScroll = document.body.offsetWidth;
    yScroll = document.body.offsetHeight;
    }

    var windowWidth, windowHeight;
    if (self.innerHeight) { // all except Explorer
    windowWidth = self.innerWidth;
    windowHeight = self.innerHeight;
    } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
    windowWidth = document.documentElement.clientWidth;
    windowHeight = document.documentElement.clientHeight;
    } else if (document.body) { // other Explorers
    windowWidth = document.body.clientWidth;
    windowHeight = document.body.clientHeight;
    }

    // for small pages with total height less then height of the viewport
    if(yScroll < windowHeight){
    pageHeight = windowHeight;
    } else {
    pageHeight = yScroll;
    }

    // for small pages with total width less then width of the viewport
    if(xScroll < windowWidth){
    pageWidth = windowWidth;
    } else {
    pageWidth = xScroll;
    }


    arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight)
    return arrayPageSize;
    }


    //
    // pause(numberMillis)
    // Pauses code execution for specified time. Uses busy code, not good.
    // Code from http://www.faqts.com/knowledge_base/view.phtml/aid/1602
    //
    function pause(numberMillis) {
    var now = new Date();
    var exitTime = now.getTime() + numberMillis;
    while (true) {
    now = new Date();
    if (now.getTime() > exitTime)
    return;
    }
    }

    //
    // getKey(key)
    // Gets keycode. If 'x' is pressed then it hides the lightbox.
    //

    function getKey(e){
    if (e == null) { // ie
    keycode = event.keyCode;
    } else { // mozilla
    keycode = e.which;
    }
    key = String.fromCharCode(keycode).toLowerCase();

    if(key == 'x'){ hideLightbox(); }
    }


    //
    // listenKey()
    //
    function listenKey () { document.onkeypress = getKey; }

    //
    // showLightbox()
    // Preloads images. Pleaces new image in lightbox then centers and displays.
    //
    function showLightbox(objLink)
    {
    // prep objects
    var objOverlay = document.getElementById('overlay');
    var objLightbox = document.getElementById('lightbox');
    var objCaption = document.getElementById('lightboxCaption');
    var objImage = document.getElementById('lightboxImage');
    var objLoadingImage = document.getElementById('loadingImage');
    var objLightboxDetails = document.getElementById('lightboxDetails');


    var arrayPageSize = getPageSize();
    var arrayPageScroll = getPageScroll();

    // center loadingImage if it exists
    if (objLoadingImage) {
    objLoadingImage.style.top = (arrayPageScroll[1] + ((arrayPageSize[3] - 35 - objLoadingImage.height) / 2) + 'px');
    objLoadingImage.style.left = (((arrayPageSize[0] - 45 - objLoadingImage.width) / 2) + 'px');
    objLoadingImage.style.display = 'block';
    }

    // set height of Overlay to take up whole page and show
    objOverlay.style.height = (arrayPageSize[1] + 'px');
    objOverlay.style.display = 'block';

    // preload image
    imgPreload = new Image();

    imgPreload.onload=function(){
    objImage.src = objLink.href;

    // center lightbox and make sure that the top and left values are not negative
    // and the image placed outside the viewport
    var lightboxTop = arrayPageScroll[1] + ((arrayPageSize[3] - 35 - imgPreload.height) / 2);
    var lightboxLeft = ((arrayPageSize[0] - 9 - imgPreload.width) / 2);

    objLightbox.style.top = (lightboxTop < 0) ? "0px" : lightboxTop + "px";
    objLightbox.style.left = (lightboxLeft < 0) ? "0px" : lightboxLeft + "px";


    objLightboxDetails.style.width = imgPreload.width + 'px';

    if(objLink.getAttribute('title')){
    objCaption.style.display = 'block';
    //objCaption.style.width = imgPreload.width + 'px';
    objCaption.innerHTML = objLink.getAttribute('title');
    } else {
    objCaption.style.display = 'none';
    }

    // A small pause between the image loading and displaying is required with IE,
    // this prevents the previous image displaying for a short burst causing flicker.
    if (navigator.appVersion.indexOf("MSIE")!=-1){
    pause(250);
    }

    if (objLoadingImage) { objLoadingImage.style.display = 'none'; }

    // Hide select boxes as they will 'peek' through the image in IE
    selects = document.getElementsByTagName("select");
    for (i = 0; i != selects.length; i++) {
    selects[i].style.visibility = "hidden";
    }


    objLightbox.style.display = 'block';

    // After image is loaded, update the overlay height as the new image might have
    // increased the overall page height.
    arrayPageSize = getPageSize();
    objOverlay.style.height = (arrayPageSize[1] + 'px');

    // Check for 'x' keypress
    listenKey();

    return false;
    }

    imgPreload.src = objLink.href;

    }

    //
    // hideLightbox()
    //
    function hideLightbox()
    {
    // get objects
    objOverlay = document.getElementById('overlay');
    objLightbox = document.getElementById('lightbox');

    // hide lightbox and overlay
    objOverlay.style.display = 'none';
    objLightbox.style.display = 'none';

    // make select boxes visible
    selects = document.getElementsByTagName("select");
    for (i = 0; i != selects.length; i++) {
    selects[i].style.visibility = "visible";
    }

    // disable keypress listener
    document.onkeypress = '';
    }


    //
    // initLightbox()
    // Function runs on window load, going through link tags looking for rel="lightbox".
    // These links receive onclick events that enable the lightbox display for their targets.
    // The function also inserts html markup at the top of the page which will be used as a
    // container for the overlay pattern and the inline image.
    //
    function initLightbox()
    {

    if (!document.getElementsByTagName){ return; }
    var anchors = document.getElementsByTagName("a");

    // loop through all anchor tags
    for (var i=0; i<anchors.length; i++){
    var anchor = anchors[i];

    if (anchor.getAttribute("href") && (anchor.getAttribute("rel") == "lightbox")){
    anchor.onclick = function () {showLightbox(this); return false;}
    }
    }

    // the rest of this code inserts html at the top of the page that looks like this:
    //
    // <div id="overlay">
    // <a href="#" onclick="hideLightbox(); return false;"><img id="loadingImage" /></a>
    // </div>
    // <div id="lightbox">
    // <a href="#" onclick="hideLightbox(); return false;" title="Click anywhere to close image">
    // <img id="closeButton" />
    // <img id="lightboxImage" />
    // </a>
    // <div id="lightboxDetails">
    // <div id="lightboxCaption"></div>
    // <div id="keyboardMsg"></div>
    // </div>
    // </div>

    var objBody = document.getElementsByTagName("body").item(0);

    // create overlay div and hardcode some functional styles (aesthetic styles are in CSS file)
    var objOverlay = document.createElement("div");
    objOverlay.setAttribute('id','overlay');
    objOverlay.onclick = function () {hideLightbox(); return false;}
    objOverlay.style.display = 'none';
    objOverlay.style.position = 'absolute';
    objOverlay.style.top = '0';
    objOverlay.style.left = '0';
    objOverlay.style.zIndex = '90';
    objOverlay.style.width = '100%';
    objBody.insertBefore(objOverlay, objBody.firstChild);

    var arrayPageSize = getPageSize();
    var arrayPageScroll = getPageScroll();

    // preload and create loader image
    var imgPreloader = new Image();

    // if loader image found, create link to hide lightbox and create loadingimage
    imgPreloader.onload=function(){

    var objLoadingImageLink = document.createElement("a");
    objLoadingImageLink.setAttribute('href','#');
    objLoadingImageLink.onclick = function () {hideLightbox(); return false;}
    objOverlay.appendChild(objLoadingImageLink);

    var objLoadingImage = document.createElement("img");
    objLoadingImage.src = loadingImage;
    objLoadingImage.setAttribute('id','loadingImage');
    objLoadingImage.style.position = 'absolute';
    objLoadingImage.style.zIndex = '150';
    objLoadingImageLink.appendChild(objLoadingImage);

    imgPreloader.onload=function(){}; // clear onLoad, as IE will flip out w/animated gifs

    return false;
    }

    imgPreloader.src = loadingImage;

    // create lightbox div, same note about styles as above
    var objLightbox = document.createElement("div");
    objLightbox.setAttribute('id','lightbox');
    objLightbox.style.display = 'none';
    objLightbox.style.position = 'absolute';
    objLightbox.style.zIndex = '100';
    objBody.insertBefore(objLightbox, objOverlay.nextSibling);

    // create link
    var objLink = document.createElement("a");
    objLink.setAttribute('href','#');
    objLink.setAttribute('title','Click to close');
    objLink.onclick = function () {hideLightbox(); return false;}
    objLightbox.appendChild(objLink);

    // preload and create close button image
    var imgPreloadCloseButton = new Image();

    // if close button image found,
    imgPreloadCloseButton.onload=function(){
    //var objCloseButtonDIV=document.createElement("div");
    //objCloseButtonDIV.setAttribute('id','closeButton');
    //objCloseButtonDIV.innerHTML='';
    var objCloseButton = document.createElement("img");
    objCloseButton.src = closeButton;
    objCloseButton.setAttribute('id','closeButton');
    objCloseButton.style.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(src='images/close.png', sizingmethod=scale);"
    objCloseButton.style.position = 'absolute';
    objCloseButton.style.zIndex = '200';
    //objCloseButtonDIV.appendChild(objCloseButton);
    //alert(objCloseButton.style.filter);
    objLink.appendChild(objCloseButton);

    //return false;
    }

    imgPreloadCloseButton.src = closeButton;

    // create image
    var objImage = document.createElement("img");
    objImage.setAttribute('id','lightboxImage');
    objLink.appendChild(objImage);

    // create details div, a container for the caption and keyboard message
    var objLightboxDetails = document.createElement("div");
    objLightboxDetails.setAttribute('id','lightboxDetails');
    objLightbox.appendChild(objLightboxDetails);

    // create caption
    var objCaption = document.createElement("div");
    objCaption.setAttribute('id','lightboxCaption');
    objCaption.style.display = 'none';
    objLightboxDetails.appendChild(objCaption);

    // create keyboard message
    var objKeyboardMsg = document.createElement("div");
    objKeyboardMsg.setAttribute('id','keyboardMsg');
    objKeyboardMsg.innerHTML = 'press <kbd>x</kbd> to close';
    objLightboxDetails.appendChild(objKeyboardMsg);


    }


    //
    // addLoadEvent()
    // Adds event to window.onload without overwriting currently assigned onload functions.
    // Function found at Simon Willison's weblog - http://simon.incutio.com/
    //
    function addLoadEvent(func)
    {
    var oldonload = window.onload;
    if (typeof window.onload != 'function'){
    window.onload = func;
    } else {
    window.onload = function(){
    oldonload();
    func();
    }
    }

    源地址:http://niutuku.com/

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  • 原文地址:https://www.cnblogs.com/fengyongxian/p/6414756.html
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