Because of browser incompatibility issue in DHTML, some web developers make two versions of their site, one that is compatible with Internet Explorer and the other that contains Netscape Navigator specific code. These developers use a browser detection script to transfer the visitor to the respective site.
We’ll concentrate only on Internet Explorer and Netscape Navigator since they are the most prominent browsers on the Internet.
To automatically transfer the visitor, we have to take the help of location property of the window object. Let’s look at the code.
The browser name is obtained through navigator.appName and is stored in variable bname. Using an if statement we check the value of this variable. If it’s “Microsoft Internet Explorer”, we transfer the visitor to explorer_version.html else, the visitor is taken to netscape_version.html. Note that window.location takes a URL as value.
When IMDb.com was moved from Usenet to the WWW, it was called Cardiff Internet Movie Database because it used the server at Cardiff University in Wales. [more...]