code: function(styles, cb) {
  			// Reduce the list to styles that haven't been loaded
  			var existingStyles = _findExistingStyles();
  			styles = jQuery.grep(styles, function(url) {
  				return url && jQuery.inArray(url, existingStyles) === -1;
  			});
  
  			// Attempt to use the user provided method
  			if (_config.loadStyles) {
  				return _config.loadStyles(styles, cb);
  			}
  
  			// load styles, see #101
  			var stylesFragment = null,
  				useCreateStyleSheet = !!document.createStyleSheet;
  
  			jQuery.each(styles, function(i, resourceUrl) {
  				if (useCreateStyleSheet) {
  					document.createStyleSheet(resourceUrl);
  				}
  				else {
  					stylesFragment = stylesFragment || [];
  					stylesFragment.push('<link rel="stylesheet" type="text/css" href="' + resourceUrl + '"/>');
  				}
  			});
  
  			if (stylesFragment) {
  				jQuery('head').append(stylesFragment.join(''));
  			}
  
  			cb();
  		}
docs: Fn for loading manifest Styles