function showHelp(siteurl)
{var description;var helpdata;new Ajax.Request('/help/getHelpFile',{asynchronous:false,method:'post',postBody:'siteurl='+siteurl,onComplete:function(helpfile)
{if(helpfile.responseXML.getElementsByTagName('header')[0].firstChild!=null)
{description=helpfile.responseXML.getElementsByTagName('header')[0].firstChild.data;}
else
{description='';}
if(helpfile.responseXML.getElementsByTagName('helpdata')[0].firstChild!=null)
{helpdata=helpfile.responseXML.getElementsByTagName('helpdata')[0].firstChild.data;}
else
{helpdata='';}}})
if($('helpdata'))
{$('helpdata').innerHTML=helpdata;openDialog(this,'helpDiv',900,450,description+" - Help </div><div style='text-align:right;float:left; width:13%' ><img src='/images/close.gif'  style='cursor:pointer;' onclick='Dialog.cancelCallback();enableScrolling()'/>");}}