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favicon.png
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index.php
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+<!Doctype>
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+<html>
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+<head>
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+  <meta charset="utf-8">
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+  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
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+  <title>Rain Areas SG</title>
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+  <link rel="shortcut icon" href="favicon.png">
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+  <link rel="icon" type="image/png" href="favicon.png" sizes="16x16">
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+  <link rel="icon" type="image/png" href="favicon.png" sizes="32x32">
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+  <style>
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+  [class*="maps-"],
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+  .maps
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+  {
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+    position:absolute;
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+    top: 20px;
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+    left: 10px;
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+    z-index: 1;
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+    /*width: 853; height: 480px;*/
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+    width: 80%;
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+  }
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+  .maps-0 {opacity: 1;filter: grayscale(0);}
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+  .maps-1 {opacity: 0.9;filter: grayscale(20);}
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+  .maps-2 {opacity: 0.8;filter: grayscale(30);}
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+  .maps-3 {opacity: 0,7;filter: grayscale(40);}
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+  .maps-4 {opacity: 0.6;filter: grayscale(50);}
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+  .maps-5 {opacity: 0.5;filter: grayscale(60);}
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+  .maps-6 {opacity: 0.4;filter: grayscale(70);}
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+  .maps-7 {opacity: 0.3;filter: grayscale(80);}
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+  .maps-8 {opacity: 0.2;filter: grayscale(90);}
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+  .maps-9 {opacity: 0.1;filter: grayscale(100);}
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+  .icon {
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+    font-size: 0.7em;
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+    font-family: "Lucida Sans", sans-serif;
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+  }
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+  </style>
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+</head>
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+<body>
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+<img src="https://www.nea.gov.sg/assets/images/map/base-853.png" class="maps" >
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+<!-- <img src="https://www.nea.gov.sg/assets/images/map/Landmarks.png" class="fishes" > -->
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+<img src="https://www.nea.gov.sg/assets/images/map/SG-Township.png" class="maps" >
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+<?php
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+$currDate = time();
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+$currDate5 = $currDate - ($currDate % 300);
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+
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+//TZ correction
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+$currDate5 += 8*3600;
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+
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+$countImg = 13;
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+$iStart=3;
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+for($i=$countImg;$i>=$iStart;$i--) {
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+  $tempTime=$currDate5-$i*300;
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+  $dt = new DateTime("@$tempTime");
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+  $urlImg="https://www.nea.gov.sg/docs/default-source/rain-area/dpsri_70km_".$dt->format('YmdHi0000')."dBR.dpsri.png";
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+
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+  $classIdx=$i-$iStart;
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+  if($classIdx > 9) $classIdx=9;
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+  echo "<img src=\"$urlImg\" class=\"maps-$classIdx\">".PHP_EOL;
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+  //echo $urlImg."<br>".PHP_EOL;  
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+}
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+?>
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+<div class="icon">Icon made by <a href="//www.flaticon.com/authors/smashicons">Smashicons</a> from <a href="//www.flaticon.com">www.flaticon.com</a></div>
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+</body>
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+</html>
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+