This website is a JavaScript code that can be executed on a web browser. It creates an element with the content of the string passed to it and then appends it to the body of the document.

The first line of code defines a function called document.write that takes an argument e and writes the value of e to the current script tag in the document.

The second line of code defines a function called documentWrite that takes two arguments: the document.currentScript object and the string e. This function creates a new span element with the content of e and then queries all script elements in the span. If there are any script elements with a src attribute, it creates a new script element with the same src attribute and appends it to the body of the document. Finally, it appends the span element to the body of the document.

The third line of code defines a global variable named window.onloadHack that takes a function as an argument. If the argument is not a function or if the document’s ready state is complete when this function is called, it does nothing. Otherwise, it executes the function.