rem: if( aEvent.clickCount == 2 ) { if( aEvent.target.nodeName.toLowerCase() == "treecell" ) 
add: if( aEvent.clickCount == 2 && aEvent.which == 1 ) { if( aEvent.target.nodeName.toLowerCase() == "treecell" && aEvent.target.parentNode.parentNode.nodeName.toLowerCase() != "treehead" ) 
context: function HandleClickEvent( aEvent ){  if( aEvent.clickCount == 2 ) {    if( aEvent.target.nodeName.toLowerCase() == "treecell" )      return onStart();   }  else     return showSelection(aEvent.target.parentNode.parentNode);}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/54958006d1c908c856adabbdc8bc658d1385f3f6/profileManager.js/clean/profile/resources/content/profileManager.js