Thread: want to add unlimited RRS feed urls

i foundRRS feed casting widget on internet
Free Feed Widget for displaying valid rss & xml feeds, as used on Surfing Waves
this feed generating widget allows me to add only five RRS feed Urls .so now i have wanted to edit this code for add unlimited feed urls . but i dont know how to do it .please help me

the code ---->>

<!-- start sw-rss-feed code -->
<script type="text/javascript">
<!--
rssfeed_url = new Array();
rssfeed_url[0]="http://www.surfing-waves.com/newsrss.xml";
rssfeed_frame_width="600";
rssfeed_frame_height="750";
rssfeed_scroll="off";
rssfeed_scroll_step="6";
rssfeed_scroll_bar="on";
rssfeed_target="_blank";
rssfeed_font_size="14";
rssfeed_font_face="";
rssfeed_border="on";
rssfeed_css_url="";
rssfeed_title="off";
rssfeed_title_name="";
rssfeed_title_bgcolor="#3366ff";
rssfeed_title_color="#fff";
rssfeed_title_bgimage="http://";
rssfeed_footer="off";
rssfeed_footer_name="rss feed";
rssfeed_footer_bgcolor="#fff";
rssfeed_footer_color="#333";
rssfeed_footer_bgimage="http://";
rssfeed_item_title_length="75";
rssfeed_item_title_color="#666";
rssfeed_item_bgcolor="#fff";
rssfeed_item_bgimage="http://";
rssfeed_item_border_bottom="on";
rssfeed_item_source_icon="off";
rssfeed_item_date="on";
rssfeed_item_description="on";
rssfeed_item_description_length="200";
rssfeed_item_description_color="#666";
rssfeed_item_description_link_color="#333";
rssfeed_item_description_tag="off";
rssfeed_no_items="0";
rssfeed_cache = "5fc1882ce76383ed92d6c3a675830ce3";
//-->
</script>
<script type="text/javascript" src="http://feed.surfing-waves.com/js/rss-feed.js"></script>
<!-- The link below helps keep this service FREE, and helps other people find the SW widget. Please be cool and keep it! Thanks. -->
<div style="text-align:right; width:600px;"><a href="http://www.surfing-waves.com" target="_blank" alt="www.surfing-waves.com"><img src="http://img.surfing-waves.com/images/swlogo.png" border="0" alt="surfing waves"></a><a href="http://www.surfing-waves.com/feed.htm" target="_blank" style="color:#ccc;font-size:10px">feedwidget</a></div>
<!-- end sw-rss-feed code -->