function getCallerArgument(){ var result = []; var slice = Array.prototype.slice; var caller = arguments.callee.caller; while(caller){ result = result.concat(slice.call(caller.arguments, 0)); caller = caller.arguments.callee.caller; } return result;};var a = function(){b('a1','a2')}, b = function(){b('b1','b2')},c= function(){return getCallerArgument()};c('c1');