LayoutTests/fast/forms/range/range-change-min-max.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <body>
 <input type="range" id="test" value="100" min="0" max="200">
 <script>
 var test = document.getElementById("test");
 test.offsetWidth; // Force layout.
 test.min = 80;
 test.max = 140;
 </script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<body>
	<input type="range" id="test" value="100" min="0" max="200">
	<script>
	var test = document.getElementById("test");
	test.offsetWidth; // Force layout.
	test.min = 80;
	test.max = 140;
	</script>
	</body>
	</html>