function image_tag(url) {
	var assets_url = "http://assets.sodne.com";
	return (assets_url + url);
}

function getUrlQueryString() {
	var url = window.location.href;
	var i   = url.indexOf('?');
	var r   = "";
	if ( i != -1 ) { //params exist
		r = url.substring(i);
	}
	return r;
}