This example pops up a new window and then writes a string to it : open « Window « JavaScript Tutorial

<html>
<head>
<title>Document Open/Close Example</title>
</head>
<body>
<P>Due to new popup blockers, this code can only run when you click the following button:</p>
<P><input type="button" value="Click Me" onclick="showPopup()" />
<script type="text/javascript">
   function showPopup() {
      var oNewWin = window.open("about:blank", "newwindow", "height=150,width=300,top=10,left=10,resizable=yes");

      oNewWin.document.open();
      oNewWin.document.write("<html><head><title>New Window</title></head>");
      oNewWin.document.write("<body>This is a new window!</body></html>");
      oNewWin.document.close();
   }
</script>
</body>
</html>

19.12.open
	19.12.1.	Open new window
	19.12.2.	Popup window with window.open
	19.12.3.	Open new window with 'toolbar=no, status=no, width=200,height=200'
	19.12.4.	Open new window with '_blank' setting
	19.12.5.	Open window in different styles
	19.12.6.	This example pops up a new window and then writes a string to it
	19.12.7.	Using document.write() on the Current Window
	19.12.8.	Using document.write() on Another Window