code: function toggleCSSComment(editor) {
  		/** @type Range */
  		var range = require('range').create(editor.getSelectionRange());
  		var info = require('editorUtils').outputInfo(editor);
  			
  		if (!range.length()) {
  			// no selection, try to get current rule
  			/** @type CSSRule */
  			var rule = require('cssEditTree').parseFromPosition(info.content, editor.getCaretPos());
  			if (rule) {
  				var property = cssItemFromPosition(rule, editor.getCaretPos());
  				range = property 
  					? property.range(true) 
  					: require('range').create(rule.nameRange(true).start, rule.source);
  			}
  		}
  		
  		if (!range.length()) {
  			// still no selection, get current line
  			range = require('range').create(editor.getCurrentLineRange());
  			require('utils').narrowToNonSpace(info.content, range);
  		}
  		
  		return genericCommentToggle(editor, '/*', '*/', range);
  	}
docs: Simple CSS commenting
  @param {IEmmetEditor} editor
  @return {Boolean} Returns <code>true</code> if comment was toggled