function printf( ) {	// Output a formatted string
	// 
	// +   original by: Ash Searle (http://hexmen.com/blog/)
	// +   improved by: Michael White (http://crestidg.com)

	var ret = this.sprintf.apply(this, arguments);
	document.write(ret);
	return ret.length;
}