Given the following two documents:

Code:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN"
  "http://www.w3.org/TR/html4/frameset.dtd">
<html>
  <head>
    <title>Frame Test</title>
  </head>
  <frameset rows="50%, 50%" cols="50%, 50%">
    <frame name="frmTopLeft" frameborder="0" noresize scrolling="no" marginwidth="0px" marginheight="0px"
     src="black.html">
    <frame name="frmTopRight" frameborder="0" noresize scrolling="no" marginwidth="0px" marginheight="0px"
     src="black.html">
    <frame name="frmBottomLeft" frameborder="0" noresize scrolling="no" marginwidth="0px" marginheight="0px"
     src="black.html">
    <frame name="frmBottomRight" frameborder="0" noresize scrolling="no" marginwidth="0px" marginheight="0px"
     src="black.html">
  </frameset>
</html>
Code:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
  "http://www.w3.org/TR/html4/strict.dtd">
<html>
  <head>
    <title>Black Body</title>
    <style type="text/css">
      body {
        background: black;
        margin: 0px;
      }
    </style>
  </head>
  <body>
  </body>
</html>
How do I get rid of the big white crosshairs?