function doShare(type,content,url){
	var tourl = '';
	if ( type == 'facebook' ) {
		tourl = 'http://facebook.com/sharer.php?u='+document.location;
	} else if ( type == 'twitter' ) {
		tourl = 'http://twitter.com/intent/tweet?text='+encodeURIComponent(content);
	}
	
	window.open(tourl, 'sharewindow', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=600,height=300,left = 340,top = 412');
}