<script src="js/jquery-1.8.2.js"></script>
<script>
Object.prototype.mergeObjects = function() {
	return this;
}
...
myObject.mergeObjects(otherObject);
</script>

This will produce error:

TypeError: matchExpr[type].exec is not a function

if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||

jquery-1.8.2.js (line 4717)