mskt3b.js

var obj = {
    a: function(p) { console.log('obj function a ' + p) },
    b: function(p) { console.log('obj function b ' + p) },
    c: function(p) { console.log('obj this is function c'); return this.a(p) },
};

var obj2 = {
    a: 'parametr a',
    b: 'parametr b',
    c: 'parametr c',
};

for (var key in obj2) {
    console.log(obj[key](obj2[key]));
}