I have a file with following code

<div id="flashcontent"></div>
<script type="text/javascript" src="/gbmims/js/JSClass/swfobject.js"></script>
<script type="text/javascript">
var so = new SWFObject("/gbmims/Charts/open-flash-chart.swf", "ofc", "400", "250", "9", "#FFFFFF");
so.addVariable("variables","true");
so.addVariable("title","Paper+Mario%23comma%23+%25+complete,{font-size: 18px; color: #A0A0A0;}");
so.addVariable("x_legend","Week+1,12,#A0A0A0");
so.addVariable("x_label_style","10,#A0A0A0,0,1");
so.addVariable("x_axis_steps","1");
so.addVariable("y_label_style","10,#A0A0A0");
so.addVariable("y_ticks","5,10,2");
so.addVariable("x_labels","Mon,Tue,Wed,Thu,Fri,Sat,Sun");
so.addVariable("y_min","0");
so.addVariable("y_max","100");
so.addVariable("x_axis_colour","#A0A0A0");
so.addVariable("x_grid_colour","#FFFFFF");
so.addVariable("y_axis_colour","#A0A0A0");
so.addVariable("y_grid_colour","#FFFFFF");
so.addVariable("tool_tip","Progress%23comma%23+%23val%23%25");
so.addVariable("bar_sketch","50,6,#99FF00,#7030A0,%25+Complete,10");
so.addVariable("values","50,65,70,75,80,89,100");
so.write("flashcontent");
</script>

This is the only code I have in my html file.

I am getting an error in firebug aas follows

n is null
[Break on this error] if(typeof deconcept=="undefined"){var de...bject;var SWFObject=deconcept.SWFObject;

This error comes from swfobject.js file

Any help is appreciated