text: //VERSION=3
  
  // This custom script visualises water bodies derived from water bodies detection layer (WB )
  
  //set up the input and output settings.
  function setup() {
    return {
      input: ["WB", "dataMask"],
      output: { 
        bands: 4, 
        sampleType: "AUTO"
      }
    }
  }
  
  // evaluatePixel function
  function evaluatePixel(sample) {
    if (sample.WB == 70) return[0,0,1,1]; // blue
    else return [0,0,0,0] // transparent
  }
  