Jquery Array Example with mobile number prefix

<select id="drp1" onchange="fun1(this.value)">
    <option value="0">India</option>
    <option value="1">USA</option>
    <option value="2">Pakistan</option>
</select>
<span id="sp1" style="border:1px solid silver">
<span id="sp2" >
</span>
<input type="text" id="txt">
</span>

<script src="jquery-1.3.js"></script>
<script>
    var arr=new Array("+91","+00","+92");
    function fun1(ind)
    {
        $("#sp2").html(arr[ind])
    }
</script>

Output