indent headlines staring with spaces in Fargo

indent all
	function actionHere () {
		var string = op.getLineText();
		if (string.charAt(0) == " ") {
			op.reorg (right, 1);
			var newline = string.substring(1);
			op.setLineText(newline);
			}
		}
	var ctheads = 0;
	op.visitAll (function (headline) {
		ctheads++;
		});
	ctheads = ctheads - 1;
	op.firstSummit ();
	for (var i = 0; i<ctheads; i++) {
		actionHere ();
		if (op.hasSubs ()) {
			op.go (right, 1);
			}
			else if (!op.go (down, 1)) {
			op.go (up, infinity);
			op.go (left, 1);
			while (!op.go (down, 1)) {
				op.go (left, 1);
				}
			}
		}
	actionHere ();