// preload thumb images used in swapping

thumb1 = new Image();
thumb1.src = rootPath + "newMachines/kitako/images/enlargements/MT4-200.jpg"

thumb2 = new Image();
thumb2.src = rootPath + "newMachines/kitako/images/enlargements/MT4_8station.jpg"

thumb3 = new Image();
thumb3.src = rootPath + "newMachines/kitako/images/enlargements/MT4_carrierDrum.jpg"

thumb4 = new Image();
thumb4.src = rootPath + "newMachines/kitako/images/enlargements/MT4_hydraulic.jpg"

thumb5 = new Image();
thumb5.src = rootPath + "newMachines/kitako/images/enlargements/MT4_spindle_high.jpg"

thumb6 = new Image();
thumb6.src = rootPath + "newMachines/kitako/images/enlargements/MT4_spindleUnit.jpg"