A. var obj = new Object();obj["name"] = "value";
B. var obj = new Object();obj.prototype.name = "value";
C. var obj = {name : "value"};
D. var obj = new function() { this.name = "value";}
A.XMLHttpRequest
B.DHTML
C.CSS
D.DOM
A.Hotmail
B.GMaps
C.Flickr
D.Windows Live