Vim function to highlight URL, query parameters and values in different colors

UrlHighlightParams.vim

function! UrlHighlight()
	 hi Hyperlink ctermfg=white ctermbg=darkmagenta guifg=white guibg=darkmagenta
	 syntax match Hyperlink `\v<(((https?|ftp|gopher|telnet)://|(mailto|file|news|about|ed2k|irc|sip|magnet):)[^' \t<>"]+|(www|web|w3)[a-z0-9_-]*\.[a-z0-9._-]+\.[^' \t<>"/]+)[a-z0-9/]`
	 
	 hi UrlParametersQ ctermfg=red ctermbg=NONE guifg=red guibg=NONE
	 syntax match UrlParametersQ '?' containedin=Hyperlink
	 
	 hi UrlParametersQVal ctermfg=lightblue ctermbg=NONE guifg=lightblue guibg=NONE
	 syntax match UrlParametersQVal '=\@<=.\{-}[&\n]\@=' containedin=Hyperlink
	 
	 hi UrlParametersQPar ctermfg=green ctermbg=black guifg=green guibg=black
	 syntax match UrlParametersQPar '\(?\)\@<=.\{-}=' containedin=Hyperlink
	 
	 hi UrlParametersAmphersand ctermfg=red ctermbg=NONE guifg=red guibg=NONE
	 syntax match UrlParametersAmphersand '&' containedin=Hyperlink
	 
	 hi UrlParametersAmphersandPar ctermfg=green ctermbg=black guifg=green guibg=black
	 syntax match UrlParametersAmphersandPar '\(&\)\@<=.\{-}=' containedin=Hyperlink
endfunction