Remove HTML5 placeholders on focus

removePlaceholders.js

$(function() {
    // Remove placeholders on focus
    $("input, textarea").focus(function() {
        var placeholder = $(this).attr('placeholder');

        if (placeholder !== '') {
            $(this).attr('placeholder', '');
            $(this).attr('data-placeholder', placeholder);
        } else {
            $(this).attr('placeholder', placeholder);
        }
    });

    $('input, textarea').blur(function() {
        var placeholder = $(this).attr('data-placeholder');

        if (placeholder !== '') {
            $(this).attr('placeholder', placeholder);
        }
    });
});