function goTwitter(msg, url){
	var href = "http://twitter.com/home?status=" + encodeURIComponent(msg) + " " + encodeURIComponent(url);
	var a = window.open(href, "twitter", "width=600, height=500");
	
	if(a){
		a.focus();
	}
}

function goFaceBook(msg, url){
	var href = "http://www.facebook.com/sharer.php?u=" + url + "&t=" + encodeURIComponent(msg);
	var a = window.open(href, "facebook", "width=600, height=500");
	
	if(a){
		a.focus();
	}
}