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<html> <head> <title>打-印-预-览</title> <script language="javascript" type="text/javascript"> <!-- //弹窗打印函数 function printPage(id) { var needHTML = document.getElementById(id).innerHTML; //alert(needHTML); var OpenWindow = window.open("print.htm", "abc", "height=100, width=150, top=0, left=0,toolbar=no,menubar=no, scrollbars=no, resizable=no, location=no, status=no"); OpenWindow.document.write("<html>"); OpenWindow.document.write("<head>"); OpenWindow.document.write("<title>打印</title>"); OpenWindow.document.write("</head>"); OpenWindow.document.write("<body>"); OpenWindow.document.write(needHTML); OpenWindow.document.write("</body>"); OpenWindow.document.write("</html>"); OpenWindow.document.close(); OpenWindow.document.location.reload(); OpenWindow.print(); } --> </script> </head> <body> <div id="aidd2008"> <div id="div0"> 不打印的内容 </div> <div id="div1"> <input type="button" value="打印" onclick="printPage('needPrint')" /> </div> <div id="needPrint"> 需要打印的内容</div> </div> </body> </html>
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<html> <head> <title>打-印-预-览</title> <script type="text/javascript" language="javascript"> var hkey_root, hkey_path, hkey_key hkey_root = "HKEY_CURRENT_USER" hkey_path = "\\software\\Microsoft\\Internet Explorer\\PageSetup\\" //设置网页打印的页眉页脚边距为空 function pagesetup_null() { try { var RegWsh = new ActiveXObject("WScript.Shell"); hkey_key = "header"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, ""); hkey_key = "footer"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, ""); hkey_key = "margin_left"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "0.0"); hkey_key = "margin_right"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "0.0"); hkey_key = "margin_top"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "0.0"); hkey_key = "margin_bottom"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "0.0"); } catch (e) { } } //设置网页打印的页眉页脚边距为默认值 function pagesetup_default() { try { var RegWsh = new ActiveXObject("WScript.Shell"); hkey_key = "header"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "&w&b页码,&p/&P"); hkey_key = "footer"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "&u&b&d"); hkey_key = "margin_left"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "0.750000"); hkey_key = "margin_right"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "0.750000"); hkey_key = "margin_top"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "0.750000"); hkey_key = "margin_bottom"; RegWsh.RegWrite(hkey_root + hkey_path + hkey_key, "0.750000"); } catch (e) { } } function setdivhidden(id) {//把指定id以外的层统统隐藏 var divs = document.getElementsByTagName("DIV"); for (var i = 0; i < divs.length; i++) { if (divs.item(i).id != id) divs.item(i).style.display = "none"; } } function setdivvisible(id) {//把指定id以外的层统统显示 var divs = document.getElementsByTagName("DIV"); for (var i = 0; i < divs.length; i++) { if (divs.item(i).id != id) divs.item(i).style.display = "block"; } } function printpr() //预览函数 { pagesetup_null(); //预览之前去掉页眉页脚边距 setdivhidden("div1"); //打印之前先隐藏不想打印输出的元素 var WebBrowser = '<OBJECT ID="WebBrowser1" WIDTH=0 HEIGHT=0 CLASSID="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"></OBJECT>'; document.body.insertAdjacentHTML('beforeEnd', WebBrowser); //在body标签内加入html(WebBrowser activeX控件) WebBrowser1.ExecWB(7, 1); //打印预览 WebBrowser1.outerHTML = ""; //从代码中清除插入的html代码 pagesetup_default(); //预览结束后页眉页脚恢复默认值 setdivvisible("div1"); //预览结束后显示按钮 } function print() //打印函数 { pagesetup_null(); //打印之前去掉页眉,页脚 setdivhidden("div1"); //打印之前先隐藏不想打印输出的元素 var WebBrowser = '<OBJECT ID="WebBrowser1" WIDTH=0 HEIGHT=0 CLASSID="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"></OBJECT>'; document.body.insertAdjacentHTML('beforeEnd', WebBrowser); //在body标签内加入html(WebBrowser activeX控件) WebBrowser1.ExecWB(6, 1); //打印 WebBrowser1.outerHTML = ""; //从代码中清除插入的html代码 pagesetup_default(); //打印结束后页眉页脚恢复默认值 setdivvisible("div1"); //打印结束后显示按钮 } </script> </head> <body> <form id="form1"> <div id="div0"> <input id="btnClose" type="button" onclick="Javascript:window.opener=null;window.close()" value="关闭" /> <input type="button" value="打印预览" onclick="printpr()"> <input type="button" onclick="print()" value="打印"> </div> <div id="div1"> 文字。。。 <img alt="" src='<%=this.rooDir+this.Request.QueryString["URL"] %>' /></div> </form> </body> </html>
缺点:
有安全性提示,需要手动允许运行或者修改浏览器安全性设置。
页眉页脚边距有时候不灵光,需要多试几次(不知道是不是我电脑的问题)。
页眉页脚边距的默认值可以通过在注册表里删除一个项footer,关闭注册表,随便新打开一个浏览器页面,打印预览,再打开注册表来查看各个项的默认值。
比如删除HKEY_CURRENT_USER\software\Microsoft\Internet Explorer\PageSetup\下面的footer项。