1 files changed, 40 insertions, 0 deletions
diff --git a/vorlesungen/stream/countdown.html b/vorlesungen/stream/countdown.html
new file mode 100644
index 0000000..12f99ac
--- /dev/null
+++ b/vorlesungen/stream/countdown.html
@@ -0,0 +1,40 @@
+<!DOCTYPE HTML> 
+<html> 
+<head> 
+<style> 
+p { 
+text-align: center; 
+font-size: 60px; 
+} 
+div { 
+font-family: "Courier";
+text-align: center; 
+font-size: 60px; 
+color: #990000;
+} 
+</style> 
+</head> 
+<body> 
+<div id="demo"></div> 
+<script> 
+var deadline = new Date("May 17, 2021 17:00:00").getTime(); 
+var x = setInterval(function() { 
+var now = new Date().getTime(); 
+var t = deadline - now; 
+if (t > 0) { 
+	var days = Math.floor(t / (1000 * 60 * 60 * 24)); 
+	var hours = Math.floor((t%(1000 * 60 * 60 * 24))/(1000 * 60 * 60)); 
+	var minutes = Math.floor((t % (1000 * 60 * 60)) / (1000 * 60)); 
+	var seconds = Math.floor((t % (1000 * 60)) / 1000); 
+	document.getElementById("demo").innerHTML
+		= ("00" + minutes).slice(-2) + ":" + ("00" + seconds).slice(-2); 
+} else {
+	document.getElementById("demo").innerHTML = "00:00"; 
+}
+}, 1000); 
+
+</script> 
+
+</body> 
+</html> 
+