Template:User sandbox+/hoverhighlight.js

$('.hover-bgc').hover( function {   $(this).attr("data-hover-bgc-original", $(this).css("background-color"));    var parentSpec = $(this).parent('.hover-bgc-parent').attr('data-hover-bgc-child');    var newColor = ((typeof parentSpec !== typeof undefined) && (parentSpec !== false)) ? parentSpec : $(this).attr('data-hover-bgc');    $(this).css({ "background-color" : newColor}); }, function {    $(this).css({ "background-color" : $(this).attr('data-hover-bgc-original') }); });