gistfile1.js

S.cfga({
  "defaultToCurrentScreen": true,
  "nudePercentOf": "screenSize",
  "resizePercentOf": "screenSize"
});

S.bnda({
  "down:ctrl;alt;cmd": S.op("move", {
    "x":      "screenOriginX",
    "y":      "screenOriginY",
    "width":  "screenSizeX",
    "height": "screenSizeY"
  })

  , "left:alt;cmd":  S.op("push", { "direction": "left", "style": "bar-resize:screenSizeX/2" })
  , "right:alt;cmd": S.op("push", { "direction": "right", "style": "bar-resize:screenSizeX/2" })
});