#brume {
z-index: 98;
display: none;
position: absolute;
left: 0;
top: 0;
right: 0;
bottom: 0;
width: 100%;
height: 3000px;
}
z-index: 98;
display: none;
position: absolute;
left: 0;
top: 0;
right: 0;
bottom: 0;
width: 100%;
height: 3000px;
}
调试欢乐多
还有就是可以用fixed定位,
只是ie6不支持O.o
Math.max(document.body.scrollHeight, document.documentElement.clientHeight)
这是高的,可以全部遮住