var obj1 = Object();
obj1.name = "hari";
obj1.name = "gopi";
obj2 = new Object(obj1);
//preserving name property of obj2 through obj4
var obj4=new Object();
obj4.name=obj2.name;
obj1.name = "raghu";
obj3 = new Object(obj1);
obj2=new Object(obj4);
alert("obj2 name="+obj2.name+" obj3 name="+obj3.name)  |