Question

以下是我用于我网站的代码每个图像链接都设置为在单击时前进到下一个图像问题是，当我点击图像时，页面会滚动回到顶部。我想要停止

我在onclick标签上使用了return false标签，但是当单击图像时，它会不断滚动图像数组。

任何解决方案？以下是我的代码

<script language="JavaScript">

  <!-- -->


var interval = 1500;
var random_display = 0;
var imageDir = "imgs/";

var imageNum = 0;
imageArray = new Array();
imageArray[imageNum++] = new imageItem(imageDir + "1.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "2.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "3.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "4.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "5.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "6.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "7.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "8.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "9.jpg");
imageArray[imageNum++] = new imageItem(imageDir + "10.jpg");

var imageNumTwo = 0;
imageArrayTwo = new Array();
imageArrayTwo[imageNumTwo++] = new imageItem(imageDir + "t1.jpg");
imageArrayTwo[imageNumTwo++] = new imageItem(imageDir + "t2.jpg");
imageArrayTwo[imageNumTwo++] = new imageItem(imageDir + "t3.jpg");
imageArrayTwo[imageNumTwo++] = new imageItem(imageDir + "t4.jpg");
imageArrayTwo[imageNumTwo++] = new imageItem(imageDir + "t5.jpg");
imageArrayTwo[imageNumTwo++] = new imageItem(imageDir + "t6.jpg");
imageArrayTwo[imageNumTwo++] = new imageItem(imageDir + "t7.jpg");
imageArrayTwo[imageNumTwo++] = new imageItem(imageDir + "t8.jpg");
imageArrayTwo[imageNumTwo++] = new imageItem(imageDir + "t9.jpg");
imageArrayTwo[imageNumTwo++] = new imageItem(imageDir + "t10.jpg"); 

var imageNumThree = 0;
imageArrayThree = new Array();
imageArrayThree[imageNumThree++] = new imageItem(imageDir + "th1.jpg");
imageArrayThree[imageNumThree++] = new imageItem(imageDir + "th2.jpg");
imageArrayThree[imageNumThree++] = new imageItem(imageDir + "th3.jpg");
imageArrayThree[imageNumThree++] = new imageItem(imageDir + "th4.jpg");
imageArrayThree[imageNumThree++] = new imageItem(imageDir + "th5.jpg");
imageArrayThree[imageNumThree++] = new imageItem(imageDir + "th6.jpg");
imageArrayThree[imageNumThree++] = new imageItem(imageDir + "th7.jpg");
imageArrayThree[imageNumThree++] = new imageItem(imageDir + "th8.jpg");
imageArrayThree[imageNumThree++] = new imageItem(imageDir + "th9.jpg");
imageArrayThree[imageNumThree++] = new imageItem(imageDir + "th10.jpg");    


var totalImages = imageArray.length;
var totalImagesTwo = imageArrayTwo.length;
var totalImagesThree = imageArrayThree.length;

function imageItem(image_location) {
    this.image_item = new Image();
    this.image_item.src = image_location;
}
function get_ImageItemLocation(imageObj) {
    return(imageObj.image_item.src)
}


function randNum(x, y) {
    var range = y - x + 1;
    return Math.floor(Math.random() * range) + x;
}

function getNextImage() {
    if (random_display) {
        imageNum = randNum(0, totalImages-1);
    }
    else {
        imageNum = (imageNum+1) % totalImages;
    }   

    var new_image = get_ImageItemLocation(imageArray[imageNum]);
return(new_image);
}


function getNextImageTwo() {
    if (random_display) {
        imageNumTwo = randNum(0, totalImagesTwo-1);
    }
    else {
        imageNumTwo = (imageNumTwo+1) % totalImagesTwo;
    }   

    var new_image = get_ImageItemLocation(imageArrayTwo[imageNumTwo]);
return(new_image);
}


function getNextImageThree() {
    if (random_display) {
        imageNumThree = randNum(0, totalImagesTwo-1);
    }
    else {
        imageNumThree = (imageNumThree+1) % totalImagesThree;
    }   

    var new_image = get_ImageItemLocation(imageArrayThree[imageNumThree]);
return(new_image);
}


function prevImage(place) {
    var new_image = getPrevImage();
    document[place].src = new_image;
}

function switchImage(place) {
    var new_image = getNextImage();
    document[place].src = new_image;
    var recur_call = "switchImage('"+place+"')";
    timerID = setTimeout(recur_call, interval);
    }

function switchImageTwo(place) {
    var new_image = getNextImageTwo();
    document[place].src = new_image;
    var recur_call = "switchImageTwo('"+place+"')";
    timerID = setTimeout(recur_call, interval);
    }


function switchImageThree(place) {
    var new_image = getNextImageThree();
    document[place].src = new_image;
    var recur_call = "switchImageThree('"+place+"')";
    timerID = setTimeout(recur_call, interval);
    }


</script>




  </head>

<body>


<div id="content">
<div id="title"><a href="mailto:hello@a.com"><center><img src="imgs/adil.gif" alt="A D I L" width="293" height="115" border="0"></center></a></div>
<div id="books">
  <p><a href="#" onclick="switchImage('slideImg'); clearTimeout(timerID)"><img src="imgs/1.jpg" name="slideImg" width="300" height="427" border="0"></a>
  <img src="imgs/px.gif" width="40">
  <a href="#" onclick="switchImageTwo('slideImg2'); clearTimeout(timerID)"><img src="imgs/t1.jpg" name="slideImg2" width="300" height="423" border="0"></a>
  <img src="imgs/px.gif" width="40">
  <a href="#" onclick="switchImageThree('slideImg3'); clearTimeout(timerID)"><img src="imgs/th1.jpg" name="slideImg3" width="300" height="427" border="0"></a>
  <img src="imgs/px.gif" width="993" height="40"></p>

Answer 1

我认为您只需要从Click处理程序调用的任何函数返回false。

当点击图片href =＃时，它会滚动到顶部

1 个答案: