MultiAjax = new Class({
	Extends: Request,
	
	options: {
		update: false
	},

	initialize: function(options){ 
		this.parent(options); 
		this.setOptions($merge(this.options,options));
	}, 

	send: function(get, post){
		
		if(!$defined(post)) post = {};
		return this.parent({url: get,  data: post});
	},

	success: function(text, xml){
		if($(this.options.update)) $(this.options.update).set('html', text);
	}
});