在FireFox里怎么能实现以下在IE能实现的功能?
以下请在IE下运行看看,如何能在Firefox也OK ?
<!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> 无标题 1 </title>
<style type= "text/css ">
body{font: 12px Tahoma, Verdana;padding:0px;}
#Composition{border:1px #333 dotted;height:290px;width:390px;margin:0px;padding:3px;}
.texteditsize{border:1px #000 solid;height:300px;width:400px;padding:3px;}
</style>
<script type= "text/javascript " language= "javascript ">
function opentext()
{
Composition.document.open();
Composition.document.write( " <!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> 新闻 </title> <style type=\ "text/css\ "> body{font: 14px Tahoma, Verdana;} </style> </head> <body> 请在此编辑新闻内容... </body> </html> ");
Composition.document.close();
Composition.document.designMode= "On "; //打开编辑模式
}
</script>
</head>
<body onload= "opentext() ">
<div class= "texteditsize "> <iframe id= "Composition " marginheight= "0 " marginwidth= "0 "> </iframe> </div>
</body>
</html>
------解决方案--------------------document.getElementById( "_iframe ").contentWindow;