text: function example(/**Circle*/a, b) {
  	/** a global defined in function  */
  	var number = a;
  	
  	var hideNumber = function(){
  	};
  	
  	setNumber = function(){
  	};
  	alert('You have chosen: ' + b);
  }
  
  function initPage() {
  	var supported = document.createElement && document.getElementsByTagName;
  	if (!supported) return;
  	// start of DOM script
  	var x = document.getElementById('writeroot');
  	// etc.
  }
  
  /** an example var */
  var document = new Document(x, y);
  
  var getNumber = function(){
  };