Good evening I am new to javascript I am doing this practice exercise for a project.

I am creating graphs etc

I have 3 files to which i link together.
I have to work on one so far
this is my coding i have.



<html>
<head>
<!--
New Perspectives on JavaScript
Tutorial 3
Case Problem 1

The Lighthouse
Author: John Res
Date: November 14 2010

Filename: clist.htm
Supporting files: lhouse.css, list.js, logo.jpg

-->
<title>The Lighthouse</title>
<link href="lhouse.css" rel="stylesheet" type="text/css" />
<script type="text/javascript" src="list.js"></script>
<script type="text/javascript">
function amountTotal() { // return sum of values to amount array
total=0;
for(var i=0; i<amount.length; i++) { // set variable to 0
total+=amount[i];
}
return total;
}
</script>
</head>

<body>

<div id="title">
<img src="logo.jpg" alt="The Lighthouse" />
The Lighthouse<br />
543 Oak Street<br />
Delphi, KY &nbsp;&nbsp;89011<br/>
(542) 555-7511
</div>

<div id="data_list">
<script type=”text/javascript”> // set up variables of rows and cellspaces
document.write(“<table border=’1′ rules=’rows’ cellspacing=’0′>”);
document.write(“<th>Date</th><th>Amount</th><th>First Name</th>”);
document.write(“<th>Last Name</th><th>Address</th>”);

for (i=0; i< amount.length; i++) { // create a loop in counter of variable starting at 0 and increase of 1 increments
if (i%2==0) document.write(“<tr>”);
else document.write(“<tr class=’yellowrow’>”); // have every row with a yellow background use a loop

document.write(“<td>”+date[i]+”</td>”);
document.write(“<td class=’amt’>”+amount[i]+”</td>”); // have values of the dates
document.write(“<td>”+firstName[i]+”</td>”);
document.write(“<td>”+lastName[i]+”</td>”);
document.write(“<td>”);
document.write(street[i]+”<br />”);
document.write(city[i]+”, “+state[i]+” “+zip[i]); // zip arrays for address
document.write(“</td>”);
document.write(“</tr>”);
}
document.write(“</table>”);
</script>

</div>

<div id="totals">
<script type=”text/javascript”> // use script elements in HTML
document.write(“<table border=’1′ cellspacing=’1′>”);
document.write(“<tr><th> id=’sumTitle’ colspan=’2′>Summary</th></tr>”);
document.write(“<tr><th>Contributors</th></tr>”);
document.write(“<td><tr>”+amount.length+”</td></tr>”);
document.write(“<tr><th>Amount</th></tr>”);
document.write(“<tr><td>$”+amountTotal()+”</td></tr>”);
document.write(“</table>”);
</script>

</div>

</body>
</html>


at this time i do not know what i did wrong
as i am learning, what would be the proper way to write some of this coding?

first of all what lines did i make wrong?

Thanks