function applyFormat(format, value) {
        if (range) {
            var copy = range.cloneRange();
            console.log(range);
            restoreSelection(range);
            document.execCommand(format, false, value);
            range = copy;
            console.log(range);
        }
    }

    gid('iconBold').addEventListener('click', function() {
        applyFormat('bold');
    });

    gid('iconItalic').addEventListener('click', function() {
        applyFormat('italic');
    });

    gid('iconUnderline').addEventListener('click', function() {
        applyFormat('underline');
    });