Untitled

<html>
    <head>
        <title>Jaan Markus Jahilo TA-17E</title>
        <script language="Javascript">
            window.onload = GenerateRandom;
            var realResult = 0;
            var value1 = 0;
            var value2 = 0;

            function GenerateRandom() {
                value1 = document.getElementById("Value1").value = Math.round(Math.random()*10);
                value2 = document.getElementById("Value2").value = Math.round(Math.random()*10);
            }

            function DoEquation(option) {
                switch (option) {
                    case "add":
                        realResult = value1 + value2;
                        break;
                    case "sub":
                        realResult = value1 - value2;
                        break;
                    case "mul":
                        realResult = value1 * value2;
                        break;
                    case "div":
                        realResult = value1 / value2;
                        break;
                }
            }

            function CheckResult() {
                var result = document.getElementById("Result").value;
                if (result == realResult) {
                    document.getElementById("correct").innerHTML = "Correct answer";
                }
                else {
                    document.getElementById("correct").innerHTML = "Incorrect answer";
                }
            }
        </script>
    </head>

    <body>
        <h1>Performing Simple Math</h1>
        <p>Value 1: <input type="text" id="Value1"></p>
        <p>Value 2: <input type="text" id="Value2" value=" "></p>
        <p>Result: <input type="text" id="Result" value=""></p>
        <input type="button" value="+" onclick="DoEquation('add')"/>
        <input type="button" value="-" onclick="DoEquation('sub')"/>
        <input type="button" value="*" onclick="DoEquation('mul')"/>
        <input type="button" value="/" onclick="DoEquation('div')"/>
        <input type="button" value="Kontrolli vastust" onclick="CheckResult()"/>
        <p id="correct"></p>


    </body>
</html>