HTTP « String « Javascript Data Type Q&A

1. Remove HTTP:// and WWW from string    stackoverflow.com

Possible Duplicate:
Form that removes WWW. and prints result on input?

2. Validate and add http and/or www to string using javascript    stackoverflow.com

in javascript I get a string that should be something like:

• website.tld/something
• www.website.tld/something
• http://www.website.tld/something

3. Big long query string works fine on staging server, returns HTTP 406 on production server?    stackoverflow.com

I have a javascript event which is supposed to take me to another location:

onclick="window.location.href='index.php?get=[a big long 550-character string]'"

4. How to get the response of an http website withing a string using JavaScript?    stackoverflow.com

How to get the response of an http website within a string? Whatever it was an xml, JSON, html ...?

5. What purpose is of "&rnd=" parameter in http requests?    stackoverflow.com

all! Why some web-applications use http-get parameter "&rnd=" ? What purpose is of it? What problems are solved by this tag?