< ?php
  function foo() {
    echo "Hello World!\\n";
  }
?>

ProcessButton= new Class({
 
	Extends : Widget.Button,
 
	initialize : function(element, click, options) {
 
		this.parent(element, click);
 
		this.options = $extend({
 
			ready : 'btn.add',
 
			processing : 'btn.close',
 
			done : 'btn.done'
 
		},options);
 
		this._setText(ProcessButton.States.ready);
 
	},
 
	setState : function(state, text) {
 
		this._setText(state, text);
 
	},
 
	_setText : function(state, text) {
 
		this.state = state;
 
		if (text) this.options[this.state] = text;
 
		this.setText(this.options[this.state].localize());
 
	},
 
	click : function() {
 
		if (this.state == ProcessButton.States.done) return;
 
		var states = ProcessButton.States;
 
		this._setText(states[((this.state == states.ready)?'processing':'ready')]);
 
		this.clickAction(this);
 
	},
 
	done : function() {
 
		this._setText(ProcessButton.States.done);
 
		this.select();
 
	}
 
});