/*   ----------------------       stylesheet reference    ------------------   */
	
	
var path = '';
if (level!=null) {
	for(var i=0; i<level; i++) {
		path += '../';
	}
	document.write('<link href="' + path + 'css/extended.css" rel="stylesheet" type="text/css">');
}


/*   ----------------------       other functions     ------------------   */