JavaScript Tutorial/Regular Expressions/URL
Use regular expression to validate the URL
<source lang="javascript">
<HTML> <HEAD> <SCRIPT language="JavaScript">
</SCRIPT>
</HEAD>
<BODY>
<FORM name="myForm" action="#" onSubmit="return check_it();">
Enter URL:
<INPUT type="text" name="t1">
<INPUT type="submit" value="Submit">
</BODY>
</HTML></source>
