gistfile1.js

element = new Element('div', {
   id: 'id',
   //Various other properties
   children: [
      new Element('a', {
         //Properties
      }),
      new Element('img', {
         //Guess what
      })
   ]
});

/* This will allow you to make complete "trees" of elements, using a single constructor. Anything that could be included? */