如何更改此JavaScript代码？ [英] how to change this javascript code?
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问题描述
这个javascript代码满足每个链接的随机背景图像..但有时全屏有时会在屏幕中间显示图像，因为有些页面页脚有些页面页脚在屏幕中间完成所以某些图像已满一些图像中间似乎
如何更改全屏页面的javascript代码，无论是
this javascript code satisfied random background image for every link.. but images sometimes full screen sometimes middle on the screen because some pages footer go down some pages footer finish middle of the screen so some image full some image middle seems
how to change this javascript code for full screen page regardless
<script type="text/javascript">
var loading = function () {
var totalCount = 6;
var num = Math.floor(Math.random() * totalCount) + 1;
document.body.background = 'images/' + num + '.jpg'
document.body.style.backgroundRepeat = "no-repeat";
document.body.style.backgroundSize = "cover";
// document.body.style.backgroundSize = "100% 1920px";
}
</script>
</head>
<%--<body>--%>
<body onload='loading();'>
也许我会改变css但是我想尝试更改javascript
maybe I will change css but I want to try to change javascript
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