The hash property refers to the anchor portion of the URL, including the hash symbol (#).
If the URL contains a pound sign (#), this returns the content after it (for example, http://www.navioo.com/index#section1 has a hash equal to "#section1").
<html> <head> <title> Using the hash property of the Location object</title> </head> <body> <script language="JavaScript"> <!-- function show(){ alert(document.location.hash); } --> </script> <form name="form1"> Click the button to get the current location.hash value of the following address: <br> http://www.navioo.com <br><br> <input type="button" name="getLoc" value="Get hash value" onClick='show()'> <br> </form> </body> </html>