Jquery UI JS problem dialog + tab widgets

Jquery UI JS problem dialog + tab widgets

Hi, Just downloaded JQuery UI personalized JS packed version...
My Selection were UI core script, draggable, resizable for interaction, and dialog and tabs for widgets..
I tried to use it for creating a dialog box using ajax load..but it failing for below error...Any idea what is this problem...
I have attached downloaded js as well..
<span class="objectBox objectBox-errorMessage hasBreakSwitch"><div style="color: rgb(255, 0, 0);" class="errorTitle"><b>F.scrollTop is not a function</b></div><div class="errorSourceBox errorSource-exec">
<b><img style="color: rgb(255, 0, 0);" src="chrome://firebug/content/blank.gif" title="Break on this error" class="errorBreak"></b><span class="errorSource"><b><span style="color: rgb(255, 0, 0);">eval(function(p,a,c,k,e,d){e=function(c)...ingLeft|paddingBottom'.split('|'),0,{}))</span><br style="color: rgb(255, 0, 0);">
<br style="color: rgb(255, 0, 0);"></b>
</span></div></span>