Untitled

<html>
	<head>
	<script>
		function myFunc() {
			var First = document.getElemetsByName("First")[0].value;
			var Second = document.getElemetsByName("Second")[0].value;
			var Third = document.getElemetsByName("Third")[0].value;

			if (First >= Second && First >= Third)
				document.getElementById("demo").innerHTML = First;
			else if (Second >= Firsrt && Second >= Third)
				document.getElementById("demo").innerHTML = Second;
			else
				document.getElementById("demo").innerHTML = Third;


		}
	</script>
	</head>
	<body>

	<input type="text" name ="First" placeholder = "Enter First Number ">
	<input type="text" name = "Second" placeholder = "Enter Second Number ">
	<input type="text" name = "Third" placeholder = "Enter Third Number ">
	<input type="button" Value="Calc" onclick="myFunc()" >
	<p id="demo"></p>
	</body>

</html>