Google Analytics Track First Click
(function($){
var links = $("a"),
fistClick = function(){
var link = $(this);
ga("send", "event",
"first-click",
document.location.pathname,
link.text() + "|" + link.attr("href")
);
links.off("mousedown", fistClick);
};
links.on("mousedown", fistClick);
})(jQuery);