code: function(mimeType) {
  		var prefix = 'elfinder-cwd-icon-',
  			mime   = mimeType.toLowerCase(),
  			isText = this.textMimes[mime];
  		
  		mime = mime.split('/');
  		if (isText) {
  			mime[0] += ' ' + prefix + 'text';
  		}
  		
  		return prefix + mime[0] + (mime[1] ? ' ' + prefix + mime[1].replace(/(\.|\+)/g, '-') : '');
  	}
docs: Convert mimetype into css classes
  
  @param  String  file mimetype
  @return String