The following steps indicate how to create a Web Design for a Weblet.
A different Weblet Design is useful when you need a specific Web Design for another language. However, creating language-specific Web Designs is not recommended. Instead, use Multilingual Text variables for different languages as this will greatly reduce the maintenance work as only one Web Design will need to be maintained.
A new Web Design's default language will always be based on the existing web design. You can then choose which webroutine, which Technology Service Provider to use and which target language to use.
To create a web design based on an existing one, do the following:

