fixedBox固定div漂浮代码 支持ie6以上大部分浏览器
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>fixedBox</title>
<script id="xcore" type="text/javascript" src="http://www.haiqiancun.com/xWidget-0.1/xcore.js"></script>
<style>
*{margin:0px;padding:0px;} body{height:3000px;}
</style>
<script>
$(function() { $(".fixedBox").each(function() {
var self = $(this);
var id = self.attr("id") || 'fixedBox_' + Math.round(Math.random() * 100000); self.attr("id", id);
var fb = $("#" + id);
var mt = Math.floor(fb.css("margin-top").substring(2, 0)) || 0;
var cd = $('<div style="height:' + fb.outerHeight() + 'px;display:none;' + fb.attr("style") + '"> </div>'); fb.after(cd); fb.css({
'z-index': 999
}).data({
'top': fb.offset().top,
'left': fb.offset().left,
'width':fb.width()
});
$(window).scroll(function() {
var pt = fb.data('top');
var pl = fb.data('left');
var w = fb.data('width');
var st = $(document).scrollTop() - 10;
var h = $(document).height();
if (st > pt || st == pt) { cd.show();
if ((st + self.outerHeight()) > h) {
self.css({
position: 'fixed',
top: (h - (st + self.outerHeight())),
w
});
} else {
self.css({
position: 'fixed',
top: 0 - mt,
w
});
}
} else {
cd.hide();
self.css({
position: 'relative',
top: 0,
w
});
}
})
})
})
</script>
</span>
</head>
<body>
<div style="90%;margin:0px auto;">
<div class="fixedBox" style="100%;overflow:hidden;background:#fff; font-size:12px;background:#ccc;">
<script> $(function(){ $(".fixedBox").each(function(){
var self= $(this); var id = self.attr("id")||'fixedBox_'+Math.round(Math.random()*100000);
self.attr("id",id); var fb = $("#"+id); var mt = Math.floor(fb.css("margin-top").substring(2,0))||0;
var cd = $('<div style="100%;height:'+fb.outerHeight()+'px;display:none;'+fb.attr("style")+'"> </div>');
fb.after(cd); fb.css({'z-index':999}).data({'top':fb.offset().top,'left':fb.offset().left});
$(window).scroll(function(){ var pt = fb.data('top'); var pl = fb.data('left');
var st = $(document).scrollTop()-10; var h = $(document).height(); if(st>pt||st==pt){
cd.show(); if((st+self.outerHeight())>h){ self.css({position:'fixed',top:(h-(st+self.outerHeight()))});
}else{ self.css({position:'fixed',top:0-mt}); } }else{ cd.hide(); self.css({position:'relative',top:0});
} }) }) }) </script>
</div>
样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例样例例
</div>
</body>
</html>
改动了滚动时宽度改变
改动时间2014年06月28日
原文http://www.haiqiancun.com/bbs/bbsPage/20140620170743/0/detail/20130727223854/1