Motorized Wheel Chair Source

The Amish boy and his father rode into town to visit a new shopping mall. The one thing that really caught their eye was a pair of shiny "walls" that could slide open and close. The boy looked at his father and asked,
" What is this thing ?"
Having never seen an elevator before, the old man responded;
"Son, I have never seen anything like this in my life. I dont know what it is."

At that moment, a fat lady in a wheelchair rolled up to the moving walls and pressed the button. The walls opened and the lady moved between them into a small room. The walls then closed, and the boy and his father in watched in awe as a series of semi circular numbers above the walls lit up sequentially. They continued to stare at the numbers lit in reverse order. Finally the walls opened agian and a gorgeous, voluptouous blonde woman stepped out, without taking his eyes off the young woman, the father said quietly; "Son, go get your mother ..."