function position_container() {
	var body_size = $('body').getDimensions();
	var cont_size = $('container').getDimensions();

	var marginLeft = parseInt( ( body_size.x - cont_size.x ) / 2 );
	var marginTop = parseInt( ( body_size.y - cont_size.y ) / 2 );

	if( marginLeft < 0 )
	{
		marginLeft = 0;
	}

	if( marginTop < 20 )
	{
		marginTop = 20;
	}

	if( language == 'ar' )
	{
		$('container').setStyle('right', marginLeft );
	}
	else
	{
		$('container').setStyle('left', marginLeft );
	}
	$('container').setStyle('top', marginTop );
}