Set a property to know if JavaScript is enable

Signed-off-by: Suki <suki@missallsunday.com>
More code towards no JS support

Signed-off-by: Suki <suki@missallsunday.com>
Prevent other code to be executed

Signed-off-by: Suki <suki@missallsunday.com>
Use echo instead of print
Although print looks cooler :(

Signed-off-by: Suki <suki@missallsunday.com>
Append ;js to every ajax url to know we'rw from the weird land of JavaScript
where every citizen is an object!

Signed-off-by: Suki <suki@missallsunday.com>