function checkRadio() {
	var dog;
	var cat;
	var init_arg;

	dog = document.getElementById('dog').checked;
	cat = document.getElementById('cat').checked;

	if (cat == true) {
	    init_arg = document.getElementById('cat').value;
	} else {
	    init_arg = document.getElementById('dog').value;
	}
	return init_arg;
}

function changePet()
{
	this.ajax = new AjaxService();

	this.ReadListener = new Listener();
	this.ReadListener.onCompleted = function( responseText ){
		document.getElementById('disp').innerHTML = responseText ;
	}
	this.ReadListener.onError = function( status ){
		document.getElementById('disp').innerHTML = "DBへの接続に失敗しました" ;
	}
	this.change = function(pet_type){
		document.getElementById('disp').innerHTML = "Now Loading..." ;
		this.ajax.execute( '/ajax/ajaxSearch.php?page=top&mode=category&category=type&pet_type=' + pet_type, null, this.ReadListener );
	}
}

function init(pet_type, mode) {
	ajax = new changePet();
	if (mode != "reload"){
		ajax.change(pet_type);
	}
}