test();
function test()
{
try {
instances = []
for (var i = 0; i != 2; ++i)
instances[i]=constructor
var i = 0;
var instance = instances[i];
var name = instance.name;
for (var j = 1; j != instances; ++j)
if (i != j && instance instanceof name[j].constructor) {}
} catch(ex) {}
}
test();