int $windowId;

int $controlId;

float $value = 10.0;

// First create a User Window to place the Control on 

$windowId = `createWindow "MyWindow"`;

// Create the Control on the Window, passing

// in the Window Id of the User Window we 

// just created. Make floating point, specifying the initial

// value and a spinner

$controlId = `createNumBox $windowId -num $value -spin -flt`;

setNumBoxRange $controlId 10.0 20.0;