萬盛學電腦網 >> 網頁制作 >> 網頁設計 >> jQuery彈出層始終垂直居中相對於屏幕或當前窗口
jQuery彈出層始終垂直居中相對於屏幕或當前窗口
<!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>無標題文檔</title> <style> body{margin:0px;padding:0px} #div1{background:#F00;color: #FFF; display:none;position:absolute;} #div2{background:#333333;color: #FFF;width:400px;display:none; position:absolute;} </style> <Script type="text/javascript" src="http://jt.875.cn/js/jquery.js"></script> //浏覽器窗口垂直居中 <!-- <Script type="text/javascript"> function popup(popupName){ var _scrollHeight = $(document).scrollTop(),//獲取當前窗口距離頁面頂部高度 _windowHeight = $(window).height(),//獲取當前窗口高度 _windowWidth = $(window).width(),//獲取當前窗口寬度 _popupHeight = popupName.height(),//獲取彈出層高度 _popupWeight = popupName.width();//獲取彈出層寬度 _posiTop = (_windowHeight - _popupHeight)/2 + _scrollHeight; _posiLeft = (_windowWidth - _popupWeight)/2; popupName.css({"left": _posiLeft + "px","top":_posiTop + "px","display":"block"});//設置position } $(function(){ $(".btn1").click(function(){ popup($("#div1")); }); $(".btn2").click(function(){ popup($("#div2")); }); }); </script> --> //當前窗口垂直居中 <Script type="text/javascript"> function popup(popupName){ _windowHeight = $(".wrap").height(),//獲取當前窗口高度 _windowWidth = $(".wrap").width(),//獲取當前窗口寬度 _popupHeight = popupName.height(),//獲取彈出層高度 _popupWeight = popupName.width();//獲取彈出層寬度 _posiTop = (_windowHeight - _popupHeight)/2; _posiLeft = (_windowWidth - _popupWeight)/2; popupName.css({"left": _posiLeft + "px","top":_posiTop + "px","display":"block"});//設置position } $(function(){ $(".btn1").click(function(){ popup($("#div1")); }); $(".btn2").click(function(){ popup($("#div2")); }); }); </script> </head> <body > <div > <input class="btn1" type="button" value="1"/></div> <input class="btn2" type="button" value="2"/></div> <div style="width:500px; background:#ccc; position:relative; top:100px; left:200px;" class="wrap"> 我是當前窗口啊我是當前窗口啊我是當前窗口啊我是當前窗口啊我是當前窗口啊我是當前窗口啊<br>我是當前窗口啊我是當前窗口啊我是當前窗口啊<br>我是當前窗口啊我是當前窗口啊我是當前窗口啊<br>我是當前窗口啊我是當前窗口啊我是當前窗口啊<br>我是當前窗口啊我是當前窗口啊我是當前窗口啊 <br>我是當前窗口啊我是當前窗口啊我是當前窗口啊我是當前窗口啊 <div id="div1">我是彈出窗口1111啊<br>我是彈出窗口1111啊<br>我是彈出窗口1111啊<br>我是彈出窗口1111啊<br>我是彈出窗口1111啊<br>我是彈出窗口1111啊<
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