A quick and dirty check to see of one object contains another.

containsObject.func.min.js

function containsObject(a,b){for(var c in a)if(!b[c]||a[c]!=b[c])return!1;return!0}

cotainsObject.func.js

function containsObject(test, object){
  for(var k in test){
    if(
      !object[k] ||
      test[k] != object[k]
    ) return false;
  }
  return true;
}