gistfile1.js

var Ex = Ex || {};
Ex.A = RED.Class.extend({
    init : function() {
    	
    	this.resize = this.delegate(this, this.resize); // encapsulates to keep scope
    	
    	$(window).bind('resize', this.resize);
    	
    	$("body").bind('click', this.delegate(this,function() {
    		console.log('clicked');
    		$(window).unbind('resize', this.resize);
    	}));
    },
    
	resize : function(e) {
		console.log(e); // event, event.target for DOM access
		console.log(this); // ESPN.Page() instance
	}
});

var t = new Ex.A();
// click the body to detach the listener