number is divisible by 5 and 7 

        
<!DOCTYPE html>
<html>
    <head>
        <title>number is divisible by 5 and 7</title>
    </head>
    <body>
    <h1>Accpted number is divisible by 5 and 7</h1>
    <form name="f1">
    Enter number:- <input type=text name="tnum" required><br>
    <input type="submit" value="check" onclick="check()">
    <input type="reset" value="Clear" alt="Clear the search form"><br>
    
    </form>
    <script type="text/javascript">
    function check()
        { 
            event.preventDefault();
            var n;
            n = f1.tnum.value;
            if(n%5==0 && n%7==0)
            {
                  document.write("Entered number is divisible by 5 and 7");
            }
            else
            {
                  document.write("Entered number is not divisible by 5 and 7");
            a}
        }
    </script>
    </body>
</html>

Enter number:-


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