/*
* Copyright (c) 2007 Josh Bush (digitalbush.com)
* 
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:

* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
* 
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE. 
*/

/*
* Version: Beta 1
* Release: 2007-06-01
*/
(function ($) {
    var map = new Array();
    $.Watermark = {
        ShowAll: function () {
            for (var i = 0; i < map.length; i++) {
                if (map[i].obj.val() == "") {
                    map[i].obj.val(map[i].text);
                    map[i].obj.css("color", map[i].WatermarkColor);
                } else {
                    map[i].obj.css("color", map[i].DefaultColor);
                }
            }
        },
        HideAll: function () {
            for (var i = 0; i < map.length; i++) {
                if (map[i].obj.val() == map[i].text)
                    map[i].obj.val("");
            }
        }
    }

    $.fn.Watermark = function (text, color) {
        if (!color)
            color = "#aaa";
        return this.each(
			function () {
			    var input = $(this);
			    var defaultColor = input.css("color");
			    map[map.length] = { text: text, obj: input, DefaultColor: defaultColor, WatermarkColor: color };
			    function clearMessage() {
			        if (input.val() == text)
			            input.val("");
			        input.css("color", defaultColor);
			    }

			    function insertMessage() {
			        if (input.val().length == 0 || input.val() == text) {
			            input.val(text);
			            input.css("color", color);
			        } else
			            input.css("color", defaultColor);
			    }

			    input.focus(clearMessage);
			    input.blur(insertMessage);
			    input.change(insertMessage);

			    insertMessage();
			}
		);
    };
})(jQuery);