(function($)
{
	$.extend($, 
	{
		clearwatermarks: function()
		{
			$("[wmwrap='true']").find("input,textarea").watermark({ remove: true });
		},
		addwatermarks: function()
		{
			$("[watermark]").each(function(num, el)
			{
				$(el).watermark($(el).attr("watermark"));
			});
		},
		watermark: function(o)
		{
			o.el = $(o.el);
			if (o.remove)
			{
				if (o.el.parent().attr("wmwrap") == 'true')
					o.el.parent().replaceWith(o.el);
			} 
			else
			{
				if (o.el.parent().attr("wmwrap") != 'true')
				{
					o.el = o.el.wrap("<div wmwrap='true' style='position:relative;'/>");

					var l = $("<label/>");
					l.attr("for", o.el.attr("id"));
					l.width(o.el.width());
					l.height(o.el.height());

					if (o.html) { l.html(o.html); }
					if (o.cls) { l.addClass(o.cls); }
					if (o.css) { l.css(o.css); }

					l.css({ position: "absolute", padding: "0.2em", display: "inline", cursor: "text" });
					l.css("font-size", o.el.css("font-size"));

					if (o.el.is("TEXTAREA")) 
					{
						if ($.browser.msie)
							l.css("width", o.el.width());
							
						if ($.browser.mozilla || $.browser.safari) 
							l.css("top","");
					}

					if (!o.cls && !o.css)
						l.css("color", "#888");
					
					var focus = function()
					{
						l.hide();
					};

					var blur = function()
					{
						if (!o.el.val())
							l.show();
						else
							l.hide();
					};

					var click = function()
					{
						o.el.focus();
					};

					if (o.inherit)
					{
						if (typeof o.inherit == "string")
						{
							l.css(o.inherit, o.el.css(o.inherit));
						} 
						else
						{
							for (var x = 0; x < o.inherit.length; x++)
								l.css(o.inherit[x], o.el.css(o.inherit[x]));
						}
					}

					o.el.focus(focus).blur(blur);
					l.click(click);
					o.el.before(l);
					if (o.el.val())
						l.hide();
				}
			}
			return o.el;
		}
	});

	$.fn.watermark = function(o)
	{
		return this.each(function()
		{
			if (typeof (o) == "string")
			{
				try
				{
					o = eval("(" + o + ")");
				}
				catch(ex)
				{
					o = { html: o };
				}
			}
			o.el = this;
			return $.watermark(o);
		});
	};
})(jQuery);

$().ready(function()
{
	$.addwatermarks();
});