Generic function to add a pair of enclosing "tags" to "script", then insert into "into" of "my_html"

add_tag_into(my_html, script, tag, into)

Arguments

my_html

html in a vector of strings; output from 'create_html'.

script

character string; script to add.

tag

character string; html tags, e.g. div, span, script, style, h3.

into

character string; unique identifier of a line in the html. Element id is highly recommended.