var http_request = false;

function makeRequest(type, rate, url)
{
	http_request = false;
	if (window.XMLHttpRequest) 
	{												// Mozilla, Safari,...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) 
		{
			http_request.overrideMimeType('text/xml');
		}
	} 
	else if (window.ActiveXObject) 
	{ 
		try 
		{
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} 
		catch (e) 
		{
			try 
			{
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} 
			catch (e) 
			{
			}
		}
	}
	if (!http_request) 
	{
		alert('Sorry, there is an error.');
		return false;
	}

	if(type == 'add_fav'){
		http_request.onreadystatechange = addFav;
	} 

	http_request.open('GET', url, true);
	http_request.send(null);
}

function addFav()
{
	if (http_request.readyState == 4) 
	{
		if (http_request.status == 200)
		{
			var result = http_request.responseText;
			var mesg = result;

			document.getElementById('mesg_div').innerHTML = '<span class=mandatory>'+ mesg + '</span>';
		}
		else
		{
			alert('Sorry, there was a problem with the request.');
		}
	}
}

function trim(str)
{
	s = str.replace(/^(\s)*/, '');
	s = s.replace(/(\s)*$/, '');
	return s;
}