Write a JavaScript program to create horizontal frames without border.
<html>
<head>
<title>Frame without border example</title>
</head>
<frameset rows="40%, 20%, 20%, 20%">
<frame src="frame1.html" frameborder="0"/>
<frame src="frame2.html" frameborder="0"/>
<frame src="frame3.html" frameborder="0"/>
<frame src="frame4.html" frameborder="0"/>
</frameset>
</html>
<html>
<head>
<title>Frame 1</title>
</head>
<body>
<h1>Webpage 1</h1>
</body>
</html>
<html>
<head>
<title>Frame 2</title>
</head>
<body>
<h1>Webpage 2</h1>
</body>
</html>
<html>
<head>
<title>Frame 3</title>
</head>
<body>
<h1>Webpage 3</h1>
</body>
</html>
<html>
<head>
<title>Frame 4</title>
</head>
<body>
<h1>Webpage 4</h1>
</body>
</html>
