function compare_by_name(a,b) {
	if (a.name < b.name) { 
		return -1; 
	} 
	else if (a.name > b.name) {
		return 1;
	}
	else { 
		return 0;
	}
}

function compare_by_price(a,b) {
	return a.price - b.price;
}

function compare_by_popularity(a,b) {
	return b.popularity - a.popularity;
}

function sort(mode, results) {
	if (mode=='name') {
		last_sort = mode;
		results.sort(compare_by_name);
	}
	else if (mode=='price') {
		last_sort = mode;
		results.sort(compare_by_price);
	}
	else if (mode=='popularity') {
		last_sort = mode;
		results.sort(compare_by_popularity);
	}
}

function popout(target, height, width) {
	window.open(target,'fido_popout','height=' + height + ',width=' + width + ',toolbar=no,directories=no,status=no,menubar=no,resizable=no,scrollbars=yes');
}