instanced_s.js

var s = s_gi(s_mpcs_account);

// set defaults here
  
function S(){
	if(!(this instanceof S)) return new S();
}
S.prototype = s;

// your code below

var s1 = S();

s1.prop1 = 'type1';
s1.prop2 = 'type2';
s1.t();

var s2 = S();

s2.events = 'event5';
s2.eVar1 = 'Social Site';

s2.tl();