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html 锁定页面(js遮罩层弹出div效果)
简介复制代码 代码如下: UntitledDocum</div>
<div class="news_infos"><div id="MyContent"><U>复制代码</U> 代码如下:<BR><htmlxmlns="http://www.w3.org/1999/xhtml"> <BR><head> <BR><meta http-equiv="Content-Type" content="text/html; charset=gb2312"/> <BR><title>UntitledDocument</title> <BR><script> <BR>function createIframe(){ <BR>//mask遮罩层 <BR>var newMask=document.createElement("div"); <BR>newMask.id="mDiv"; <BR>newMask.style.position="absolute"; <BR>newMask.style.zIndex="1"; <BR>_scrollWidth=Math.max(document.body.scrollWidth,document.documentElement.scrollWidth); <BR>_scrollHeight=Math.max(document.body.scrollHeight,document.documentElement.scrollHeight); <BR>// _scrollHeight = Math.max(document.body.offsetHeight,document.documentElement.scrollHeight); <BR>newMask.style.width=_scrollWidth+"px"; <BR>newMask.style.height=_scrollHeight+"px"; <BR>newMask.style.top="0px"; <BR>newMask.style.left="0px"; <BR>newMask.style.background="#33393C"; <BR>//newMask.style.background = "#FFFFFF"; <BR>newMask.style.filter="alpha(opacity=40)"; <BR>newMask.style.opacity="0.40"; <BR>newMask.style.display='none'; <BR>var objDiv=document.createElement("DIV"); <BR>objDiv.id="div1"; <BR>objDiv.name="div1"; <BR>objDiv.style.width="480px"; <BR>objDiv.style.height="200px"; <BR>objDiv.style.left=(_scrollWidth-480)/2+"px"; <BR>objDiv.style.top=(_scrollHeight-200)/2+"px"; <BR>objDiv.style.position="absolute"; <BR>objDiv.style.zIndex="2"; //加了这个语句让objDiv浮在newMask之上 <BR>objDiv.style.display="none"; //让objDiv预先隐藏 <BR>objDiv.innerHTML=' <div id="drag" style="position:absolute;height:20px;width:100%;z-index:10001;top:0; background-color:#0033FF;cursor:move ;" align="right"> <input type=button value="X" onclick="HideIframe(document.getElementById(\'mDiv\'),document.getElementById(\'div1\'));"/> </div>'; <BR>//更改了X按钮为触发关闭事件。 <BR>objDiv.style.border="solid #0033FF 3px;"; <BR>var frm=document.createElement("iframe"); <BR>frm.id="ifrm"; <BR>frm.name="ifrm"; <BR>frm.style.position="absolute"; <BR>frm.style.width="100%"; <BR>frm.style.height=180; <BR>frm.style.top=20; <BR>frm.style.display=''; <BR>frm.frameborder=0; <BR>objDiv.appendChild(frm); <BR>// newMask.appendChild(objDiv); //问题出在这里：你把frame所在的div变成了 newMask的子元素，当newMask透明度更改时，当然会影响到frame <BR>document.body.appendChild(newMask); <BR>document.body.appendChild(objDiv); <BR>var objDrag=document.getElementById("drag"); <BR>var drag=false; <BR>var dragX=0; <BR>var dragY=0; <BR>objDrag.attachEvent("onmousedown",startDrag); <BR>function startDrag(){ <BR>if(event.button==1&&event.srcElement.tagName.toUpperCase()=="DIV"){ <BR>objDrag.setCapture(); <BR>objDrag.style.background="#0000CC"; <BR>drag=true; <BR>dragX=event.clientX; <BR>dragY=event.clientY; <BR>} <BR>}; <BR>objDrag.attachEvent("onmousemove",Drag); <BR>function Drag(){ <BR>if(drag){ <BR>var oldwin=objDrag.parentNode; <BR>oldwin.style.left=oldwin.offsetLeft+event.clientX-dragX; <BR>oldwin.style.top=oldwin.offsetTop+event.clientY-dragY; <BR>oldwin.style.left=event.clientX-100; <BR>oldwin.style.top=event.clientY-10; <BR>dragX=event.clientX; <BR>dragY=event.clientY; <BR>} <BR>}; <BR>objDrag.attachEvent("onmouseup",stopDrag); <BR>function stopDrag(){ <BR>objDrag.style.background="#0033FF"; <BR>objDrag.releaseCapture(); <BR>drag=false; <BR>}; <BR>} <BR>function htmlEditor(){ <BR>var frm=document.getElementById("ifrm"); <BR>var objDiv=document.getElementById("div1"); <BR>var mDiv=document.getElementById("mDiv"); <BR>mDiv.style.display=''; <BR>var iframeTextContent=''; <BR>iframeTextContent+=' <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">'; <BR>iframeTextContent+=' <html xmlns="http://www.w3.org/1999/xhtml">'; <BR>iframeTextContent+=' <head>'; <BR>iframeTextContent+=' <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />'; <BR>iframeTextContent+=' </head>'; <BR>iframeTextContent+=' <body>'; <BR>iframeTextContent+=' <table>'; <BR>iframeTextContent+=' <tr>'; <BR>iframeTextContent+=' <td>Name </td>'; <BR>iframeTextContent+=' <td> <input type="text" value="" /> </td>'; <BR>iframeTextContent+=' </tr>'; <BR>iframeTextContent+=' <tr>'; <BR>iframeTextContent+=' <td>Email </td>'; <BR>iframeTextContent+=' <td> <input type="text" value="" /> </td>'; <BR>iframeTextContent+=' </tr>'; <BR>iframeTextContent+=' <tr>'; <BR>iframeTextContent+=' <td> <input type="button" id="btGo" value="Go" /> </td>'; <BR>iframeTextContent+=' </tr>'; <BR>iframeTextContent+=' </table>'; <BR>iframeTextContent+=' </body>'; <BR>iframeTextContent+=' </html>'; <BR>frm.contentWindow.document.designMode='off'; <BR>frm.contentWindow.document.open(); <BR>frm.contentWindow.document.write(iframeTextContent); <BR>frm.contentWindow.document.close(); <BR>objDiv.style.display = ""; //显示浮动的div <BR>var objGo=frm.contentWindow.document.getElementById("btGo"); <BR>objGo.attachEvent("onclick",function (){ <BR>HideIframe(mDiv,objDiv); <BR>}); <BR>} <br><br>function HideIframe(mDiv,objDiv){ <BR>mDiv.style.display='none'; <BR>objDiv.style.display = "none"; //隐藏浮动的div <BR>} <BR></script> <BR></head> <br><br><body onLoad="createIframe()"> <BR><table> <BR><tr> <BR><td>aa</td> <BR><td><input type="text"/></td> <BR></tr> <BR><tr> <BR><td>bb</td> <BR><td><input type="text"/></td> <BR></tr> <BR></table> <BR>[br] <BR><input type="button"id="tt"name="tt"value="Click"onClick="htmlEditor()"/> <BR></body> <BR></html><BR></div>
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