/*
 * jquery.watermark.js
 * 
 * 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.
 * 
 */
(function($) {

    jQuery.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("<span wmwrap='true' style='position:relative; display: inline-block;'/>");
                    var l = $("<label/>");

                    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",
                        left: "3px",
                        top: parseInt(o.el.css("paddingTop")) + 2,
                        display: "inline",
                        cursor: "text"
                    });

                    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", "#ccc");
                    }

                    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);

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