jQuery form serialization

serialize.js

$(document).ready(function(){
	$('form').submit(function(event){
		var json = JSON.stringify($('form').serializeObject());
		$('#result').text(json);
		return false;
	});

	$.fn.serializeObject = function() {
		var geojson = {};
		geojson['type'] = 'FeatureCollection';
		geojson['features'] = [];
		var o = {};
		var a = this.serializeArray();
		$.each(a, function() {
			if(o[this.name] !== undefined) {
				if(!o[this.name].push) {
					o[this.name] = [o[this.name]];
				}
				o[this.name].push(this.value || '');
			} else {
				o[this.name] = this.value || '';
			}
		});
		return o;
	}
});