some stuff

[H0rizen]

add awesome xss training section :
https://prompt.ml
https://alf.nu/alert1
https://www.s-p-o-o-k-y.com/
https://xss-game.appspot.com/
https://polyglot.innerht.ml/
http://sudo.co.il/xss/
https://hack.me/t/XSS
https://www.root-me.org/?page=recherche&lang=en&recherche=xss
https://chefsecure.com/courses/xss/challenges
https://www.wechall.net/challs/XSS
https://github.com/ethicalhack3r/DVWA
add these to tricks

1- when u are using javascript:// u can add "%0A" to create a new line so not need to external .js files according to : https://security.stackexchange.com/a/169559
2 - http://jsfuck.com/ uses special javascript properties to generate awesome payloads

also payloads without context are useless add some context