jQuery.fn.extend({
//---------------------------------------------------------------
	highlight : function(speed, color, callback) {
		var currentColor = $(this).css("background-color");
		if(color===null)
			color="Yellow";
		$(this).css("background-color", color).
			fadeTo(speed, 0.01, function(){$(this).fadeTo(speed, 1.0, callback).css("background-color", currentColor)});
	}
});