(function($) {

	$.fn.blink = function(options)
	{
		
		var defaults = { delay:500 };
		var options = $.extend(defaults, options);
		
		return this.each(function()
		{
			var x = 1;
			var obj = $(this);
			setInterval(function()
			{
				if(x == 1)
				{
					$(obj).css('background-color','#ffffff');
					x=0;
				}
				else
				{
					$(obj).css('background-color','#000000');
					x=1;
				}
			}, options.delay);
		});
	}


})(jQuery);