function send(method,url,data) {
	return new Promise(function(resolve, reject) {
		var req = new XMLHttpRequest();
		req.open(method, url);

		req.onload = function() {
			if (req.status == 200) {
				resolve(req.response);
			}
		};

		req.onerror = function() {
			reject(Error("Network Error"));
		};

		if(data){
			req.send(JSON.stringify(data));
		}else{
			req.send();
		}
	}).then(function(data){
		if(data[0]=='{')
			return JSON.parse(data);
		return data;
	});
}
function localStorageTest() {
	var test = 'test';
	try {
		localStorage.setItem(test, test);
		localStorage.removeItem(test);
		return true;
	} catch(e) {
		return false;
	}
}


function sshUrl(nodeid){
	if(internal.nodes[nodeid]){
		node = internal.nodes[nodeid];
		ip ='z-';
		for(var i=0;i<node.nodeinfo.network.addresses.length;i++){
				if(ip[0]> node.nodeinfo.network.addresses[i][0])
					ip = node.nodeinfo.network.addresses[i];
		}
		return '<a href="ssh://root@['+ip+']">SSH</a>';
	}
	return '';
}