Jquery实现遮罩层的简单实例(就是弹出DIV周围都灰色不能操作)

时间：2021-05-26

Jquery实现遮罩层的简单实例(就是弹出DIV周围都灰色不能操作)

<!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=gb2312" /> <title>Jquery遮罩层</title> <style type="text/css"> #BgDiv{background-color:#e3e3e3; position:absolute; z-index:99; left:0; top:0; display:none; width:100%; height:1000px;opacity:0.5;filter: alpha(opacity=50);-moz-opacity: 0.5;} #DialogDiv{position:absolute;width:400px; left:50%; top:50%; margin-left:-200px; height:auto; z-index:100;background-color:#fff; border:1px #8FA4F5 solid; padding:1px;} #DialogDiv h2{ height:25px; font-size:14px; background-color:#8FA4F5; position:relative; padding-left:10px; line-height:25px;} #DialogDiv h2 a{position:absolute; right:5px; font-size:12px; color:#000000} #DialogDiv .form{padding:10px;} #DialogDiv2{position:absolute;width:400px; left:50%; top:50%; margin-left:-200px; height:auto; z-index:100;background-color:#fff; border:1px #8FA4F5 solid; padding:1px;} #DialogDiv2 h2{ height:25px; font-size:14px; background-color:#8FA4F5; position:relative; padding-left:10px; line-height:25px;} #DialogDiv2 h2 a{position:absolute; right:5px; font-size:12px; color:#000000} #DialogDiv2 .form{padding:10px;} #DialogDiv3{position:absolute;width:400px; left:50%; top:50%; margin-left:-200px; height:auto; z-index:100;background-color:#fff; border:1px #8FA4F5 solid; padding:1px;} #DialogDiv3 h2{ height:25px; font-size:14px; background-color:#8FA4F5; position:relative; padding-left:10px; line-height:25px;} #DialogDiv3 h2 a{position:absolute; right:5px; font-size:12px; color:#000000} #DialogDiv3 .form{padding:10px;} </style> <script language="javascript" type="text/javascript" src="jquery-1.4.2.min.js"></script> <script language="javascript" type="text/javascript"> function ShowDIV(thisObjID) { $("#BgDiv").css({ display: "block", height: $(document).height() }); var yscroll = document.documentElement.scrollTop; $("#" + thisObjID ).css("top", "100px"); $("#" + thisObjID ).css("display", "block"); document.documentElement.scrollTop = 0; } function closeDiv(thisObjID) { $("#BgDiv").css("display", "none"); $("#" + thisObjID).css("display", "none"); } </script> </head> <body> <div id="BgDiv"></div> <!--遮罩层显示的DIV1--> <div id="DialogDiv" style="display:none"> <h2>弹出层<a href="#" id="btnClose" onclick="closeDiv('DialogDiv')">关闭</a></h2> <div class="form">我是弹出对话框111111！！</div> </div> <!--遮罩层显示的DIV2--> <div id="DialogDiv2" style="display:none"> <h2>弹出层<a href="#" id="btnClose2" onclick="closeDiv('DialogDiv2')">关闭</a></h2> <div class="form">我是弹出对话框2222！！</div> </div> <!--遮罩层显示的DIV3--> <div id="DialogDiv3" style="display:none"> <h2>弹出层<a href="#" id="btnClose3" onclick="closeDiv('DialogDiv3')">关闭</a></h2> <div class="form">我是弹出对话框3333333！！</div> </div>

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