var x = prompt("Object?");
x = x.toLowerCase();

if (x === "window") {
    x = window;
    load_table();
} else if (window[x]) {
    x = window[x];
    load_table();
} else if (x[0] === "t" && x[1] === "h" && x[2] === "i" && x[3] === "s" && x[4] === ".") {
    x = x.split('.');
    x = x[1];
    load_table();
} else {
    document.write("Error Message.");
}