GetRidOfScripts.java

import java.util.regex.*;

public class Test
{
	public static void main(String[] args)
	{
		String haystack = "<script>Bad</SCRIPT>Good";
		
		
		String stripHTMLPattern = "<script>.+?</script>";
		Pattern pattern = Pattern.compile(stripHTMLPattern, Pattern.CASE_INSENSITIVE);
		Matcher matcher = pattern.matcher(haystack);
		String stripped = matcher.replaceAll(" ");
		System.out.println(stripped);
	}
}