function fn_share(sns, url, title){
	var url 	= encodeURIComponent(url);
	var title 	= encodeURIComponent(title);
	var openURL = "";

	if(sns == "twitter"){
		openURL = "https://twitter.com/intent/tweet?p__g=i__n&text=" + title + url ;
	}else if(sns == "facebook"){
		openURL = "http://facebook.com/sharer.php?u=" + url ;
	}else if(sns == "band"){
		openURL = "http://www.band.us/plugin/share?body=" + title + url ;
	}else if(sns == "line"){
		openURL = "http://line.me/R/msg/text/?" + title + url ;
	}
	window.open(openURL,sns,'width=800px, height=600px, scrollbars=auto');
}