The port free icon currently only differs from the port down icon by colour, on higher resolutions with a colour vision impairment they're not very distinguishable, a slightly different icon fixes this.
* none is not a valid value for min-width, so set it to zero
* these 2 "checked" if statements need a space in front of them,
else they will attach to the previous element
id="nd_showspeed"checked="checked"
* multiple tag has no options according to
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/select
also, don't close select before we've gotten to the option tags
* multiple tag has no options according to
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/select
also, don't close select before we've gotten to the option tags
* just to be sure put a space in front of these optional tags as well,
* $a is technically allowed but is considered not best practice
