_glue = function ( flash, node )
{
	var id = node.attr('id');

	if ( node.parents('html').length ) {
		flash.glue( node[0], '' );
	}
	else {
		setTimeout( function () {
			_glue( flash, node );
		}, 500 );
	}
}
If a Buttons instance is initlaised before it is placed into the DOM, Flash
won't be able to bind to it, so we need to wait until it is available, this
method abstracts that out.

@param {ZeroClipboard} flash ZeroClipboard instance
@param {jQuery} node  Button