我在 JS 中为我未来的网站编写了一个代码,一切都很好,但这里唯一的坏事是菜单中的矩形(div)随着刹车而移动。我的意思是它必须像在一个网站中一样,我想自己拥有一些功能。http://lusens.ru/主菜单上有矩形鼠标非常流畅。我不明白为什么在我的情况下它没有发生。
这是 html 的一部分
<body>
<ul >
<li id="a1" onmouseover="highlightMenu('a1')">Первый пункт</li>
<li id="a2" onmouseover="highlightMenu('a2')">Второй пункт точка</li>
<li id="a3" onmouseover="highlightMenu('a3')">Третьий пункт точка и запятая</li>
<li id="a4" onmouseover="highlightMenu('a4')">Четвёртый пункт</li>
</ul>
<div id="d1"></div>
和JS文件
function highlightMenu(id) {
time = 0;
var rect = document.getElementById(id).getBoundingClientRect();
var width = document.getElementById(id).offsetWidth;
var idTop = rect.top;
var idLeft = rect.left;
var rect1 = document.getElementById('d1').getBoundingClientRect();
var shadowWidth = document.getElementById('d1').offsetWidth;
var shadowLeft = rect1.left;
var shadowTop = rect1.top;
if (shadowLeft < idLeft) {
for (i = shadowLeft, time = 50; i < idLeft - 3; i++, time += 5) {
setTimeout("document.getElementById('d1').style.left='" + i + "px'", time);
}
} else {
for (i = shadowLeft, time = 50; i > idLeft - 3; i--, time += 5) {
setTimeout("document.getElementById('d1').style.left='" + i + "px'", time);
}
}
if (shadowWidth < width) {
for (i = shadowWidth; i < width + 10; i++, time += 0.01) {
setTimeout("document.getElementById('d1').style.width='" + i + "px'", time);
}
} else {
for (i = shadowWidth; i > width + 10; i--, time += 0.01) {
setTimeout("document.getElementById('d1').style.width='" + i + "px'", time);
}
}
if (shadowLeft < idLeft) {
for (i = idLeft + 3; i < idLeft + 20; i++, time += 25) {
setTimeout("document.getElementById('d1').style.left='" + i + "px'", time);
}
for (i = idLeft + 20; i > idLeft - 5; i--, time += 50) {
setTimeout("document.getElementById('d1').style.left='" + i + "px'", time);
}
} else {
for (i = idLeft - 3; i > idLeft - 20; i--, time += 25) {
setTimeout("document.getElementById('d1').style.left='" + i + "px'", time);
}
for (i = idLeft - 20; i < idLeft - 5; i++, time += 50) {
setTimeout("document.getElementById('d1').style.left='" + i + "px'", time);
}
}
}