This page has the following setup.
/**
* Shows a dialog containing the text selected by the user
*/
function displaySelectedTextDialog( event )
{
if (! (element && element == this))
{
return;
}
element = null;
{:off()[var selectedText = getSelectedText();]off:}
{:background('#FFC')[ if ( '' == selectedText )
{
return;
}
]background:} selectedText = cleanText(selectedText);
var $container = makeDialog(selectedText, event);
selectTextAgain($container);
}