Searching the element using Js in the Given array element in Java

 
<html>
<head>
<script type="text/javascript">
function show_prompt()
{
var n=document.frm.text1.value;
if( n == "")
{
alert("Please enter the array size");
}
else
{
var a=new Array();
var temp;
for(i=0;i<n;i++)
{
var num=prompt("Please enter a number"," ");
document.frm.arrayTxt.value=document.frm.arrayTxt.value+num+"\n";
a[i]=parseInt(num);
}
var flag=0;
var search=prompt("Enter the element to be searched ","");
for(i=0;i<n;i++)
if(a[i]==search)
{
flag=1;
p=i+1;
}
if(flag==1)
alert("Element " +search + " found at position " +p);
else
alert("Sorry!, Element " + search + " not found ");
document.frm.text1.value="";
document.frm.arrayTxt.value="";
}
}
</script>
</head>
<body>
<form name="frm">
<center>
<h3>To find an element in a given array </h3>
<hr color="red">
Enter the array size : <input type="text" name="text1"><br><br>
<input type="button" onclick="show_prompt()" value="Submit"> <br><br>
<textarea name="arrayTxt" rows="10" cols="4"></textarea><br>
</center>
</form></body></html>