var first_line = this.el.buffer.get_text(start_line_iter, end_line_iter, false);
print("first line = %s\n", first_line);
if (first_line.contains(":")) {
var first_line = this.el.buffer.get_text(start_line_iter, end_line_iter, false);
print("first line = %s\n", first_line);
if (first_line.contains(":")) {