html - What is necessary to create more advanced, dynamic and user friendly web pages? -

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i using html , css creating web pages. want web pages more dynamic , user friendly, languages need learn so?

it depends on want do, can lot ajax (asynchronous javascript , xml) "just" uses javascript , xml data files. still runs on client side don't need changes web server. content still static.

to go further , generate content requested you'll need server side languages php, asp.net etc. might need new hosting environment. these generate page server site , user views that. these still use javascript on client side perform "user friendliness" though.


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