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    <body id="body" onload="start()">
        <p>Welcome to our website</p>

    <script>
       function start()
       {
            var inputColor = prompt( "Enter a color name for the " + "background of this page", "" );
           document.body.style.backgroundColor=inputColor;
       }
    </script>
</body>

<body>
<p id="user"></p>
<script>
var data='{"first_name" : "Ivana" , "last_name":"Andreevska" , "location" :"Veles"}'
var obj=JSON.parse(data)
document.getElementById("user").innerHTML=
    "Name"+obj.first_name+"Last Name:"+obj.last_name+"Location"+obj.location;
</script>
</body>