gnu-social/js/util.js

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JavaScript
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$(document).ready(function(){
// count character on keyup
function counter(){
var maxLength = 140;
var currentLength = $("#status_textarea").val().length;
var remaining = 140 - currentLength;
var counter = $("#counter");
counter.text(remaining);
if(remaining <= 0) {
counter.attr("class", "toomuch");
} else {
counter.attr("class", "");
}
}
if ($("#status_textarea").length) {
$("#status_textarea").bind("keyup", counter);
// run once in case there's something in there
counter();
}
});