function small_info() {
			url = "/ajax.html";
			var req = new JsHttpRequest();
	    	req.onreadystatechange = function() {
	       		if (req.readyState == 4) {
	       			document.getElementById('small_info_block').innerHTML = req.responseText;
        		}
    		}
    		req.open(null, url, true);
    		req.send( { action: "getSmallInfo", city: document.getElementById('city').value} );
}


function city_info() {
			url = "/ajax.html";
			var req = new JsHttpRequest();
	    	req.onreadystatechange = function() {
	       		if (req.readyState == 4) {
	       			document.location.href = req.responseText;
        		}
    		}
    		req.open(null, url, true);
    		req.send( { action: "getCityInfo", city: document.getElementById('city1').value} );
}