https://chpsi.ir/scripts/jquery.placeholder.min.js

1/*
2* Placeholder plugin for jQuery
3* ---
4* Copyright 2010, Daniel Stocks (http://webcloud.se)
5* Released under the MIT, BSD, and GPL Licenses.
6*/
7
8(function (b) {
9    function d(a) {
10        this.input = a; a.attr("type") == "password" && this.handlePassword(); b(a[0].form).submit(function () { if (a.hasClass("placeholder") && a[0].value == a.attr("placeholder")) a[0].value = "" })
11    }
12    d.prototype = {
13        show: function (a) {
14            if (this.input[0].value === "" || a && this.valueIsPlaceholder()) {
15                if (this.isPassword)
16                    try {
17                        this.input[0].setAttribute("type", "text")
18                    }
19                    catch (b) {
20                        this.input.before(this.fakePassword.show()).hide()
21                    }
22                this.input.addClass("placeholder"); this.input[0].value = this.input.attr("placeholder")
23            }
24        },
25        hide: function () {
26            if (this.valueIsPlaceholder() && this.input.hasClass("placeholder") && (this.input.removeClass("placeholder"), this.input[0].value = "", this.isPassword)) {
27                try {
28                    this.input[0].setAttribute("type", "password")
29                }
30                catch (a) { }
31                this.input.show(); this.input[0].focus()
32            }
33        },
34        valueIsPlaceholder: function () {
35            return this.input[0].value == this.input.attr("placeholder")
36        },
37        handlePassword: function () {
38            var a = this.input; a.attr("realType", "password"); this.isPassword = !0;
39            if (b.browser.msie && a[0].outerHTML) {
40                var c = b(a[0].outerHTML.replace(/type=(['"])?password\1/gi, "type=$1text$1"));
41                this.fakePassword = c.val(a.attr("placeholder")).addClass("placeholder").focus(function () {
42                    a.trigger("focus"); b(this).hide()
43                }); b(a[0].form).submit(function () { c.remove(); a.show() })
44            }
45        }
46    };
47    var e = !!("placeholder" in document.createElement("input"));
48    b.fn.placeholder = function () {
49        return e ? this : this.each(function () {
50            var a = b(this), c = new d(a);
51            c.show(!0);
52            a.focus(function () { c.hide() });
53            a.blur(function () { c.show(!1) });
54            b.browser.msie && (b(window).load(function () {
55                a.val() && a.removeClass("placeholder"); c.show(!0)
56            }),
57a.focus(function () {
58    if (this.value == "") {
59        var a = this.createTextRange(); a.collapse(!0); a.moveStart("character", 0); a.select()
60    }
61}))
62        })
63    }
64})(jQuery);