jquery/no_pager/utils.js

    // These three functions are taken from code displayed on
    // http://www.netspade.com/articles/2005/11/16/javascript-cookies/

    /**
     * Sets a Cookie with the given name and value.
     *
     * name       Name of the cookie
     * value      Value of the cookie
     * [expires]  Expiration date of the cookie (default: end of current session)
     * [path]     Path where the cookie is valid (default: path of calling document)
     * [domain]   Domain where the cookie is valid
     *              (default: domain of calling document)
     * [secure]   Boolean value indicating if the cookie transmission requires a
     *              secure transmission
     */
    function setCookie(name, value, expires, path, domain, secure) {
        document.cookie= name + "=" + escape(value) +
            ((expires) ? "; expires=" + expires.toGMTString() : "") +
            ((path) ? "; path=" + path : "") +
            ((domain) ? "; domain=" + domain : "") +
            ((secure) ? "; secure" : "");
    }

    /**
     * Gets the value of the specified cookie.
     *
     * name  Name of the desired cookie.
     *
     * Returns a string containing value of specified cookie,
     *   or null if cookie does not exist.
     */
    function getCookie(name) {
        var dc = document.cookie;
        var prefix = name + "=";
        var begin = dc.indexOf("; " + prefix);
        if (begin == -1) {
            begin = dc.indexOf(prefix);
            if (begin != 0) return null;
        } else {
            begin += 2;
        }
        var end = document.cookie.indexOf(";", begin);
        if (end == -1) {
            end = dc.length;
        }
        return unescape(dc.substring(begin + prefix.length, end));
    }

/**
 * Deletes the specified cookie.
 *
 * name      name of the cookie
 * [path]    path of the cookie (must be same as path used to create cookie)
 * [domain]  domain of the cookie (must be same as domain used to create cookie)
 */
function deleteCookie(name, path, domain) {
    if (getCookie(name)) {
        document.cookie = name + "=" +
            ((path) ? "; path=" + path : "") +
            ((domain) ? "; domain=" + domain : "") +
            "; expires=Thu, 01-Jan-70 00:00:01 GMT";
    }
}

    // These two functions are based on code from
    // http://www.quirksmode.org/viewport/compatibility.html

    function getPageHeight(){
        var y;
        var test1 = document.body.scrollHeight;
        var test2 = document.body.offsetHeight
        if (test1 > test2) // all but Explorer Mac
        {
            y = document.body.scrollHeight;
        }
        else // Explorer Mac;
             //would also work in Explorer 6 Strict, Mozilla and Safari
        {
            y = document.body.offsetHeight;
        }
        return parseInt(y);
    }

    function _getWindowHeight(){
        var frameWidth;
        var frameHeight;
        if (self.innerWidth)
        {
            frameWidth = self.innerWidth;
            frameHeight = self.innerHeight;
        }
        else if (document.documentElement && document.documentElement.clientWidth)
        {
            frameWidth = document.documentElement.clientWidth;
            frameHeight = document.documentElement.clientHeight;
        }
        else if (document.body)
        {
            frameWidth = document.body.clientWidth;
            frameHeight = document.body.clientHeight;
        }
        return parseInt(frameHeight);
    }


    function getScrollHeight(){
        var y;
        // all except Explorer
        if (self.pageYOffset)
        {
            y = self.pageYOffset;
        }
        else if (document.documentElement && document.documentElement.scrollTop)   
        {
            y = document.documentElement.scrollTop;
        }
        else if (document.body) // all other Explorers
        {
            y = document.body.scrollTop;
        }
        return parseInt(y)+_getWindowHeight();
    }
    
1	// These three functions are taken from code displayed on
2	// http://www.netspade.com/articles/2005/11/16/javascript-cookies/
3
4	/**
5	* Sets a Cookie with the given name and value.
6	*
7	* name Name of the cookie
8	* value Value of the cookie
9	* [expires] Expiration date of the cookie (default: end of current session)
10	* [path] Path where the cookie is valid (default: path of calling document)
11	* [domain] Domain where the cookie is valid
12	* (default: domain of calling document)
13	* [secure] Boolean value indicating if the cookie transmission requires a
14	* secure transmission
15	*/
16	function setCookie(name, value, expires, path, domain, secure) {
17	document.cookie= name + "=" + escape(value) +
18	((expires) ? "; expires=" + expires.toGMTString() : "") +
19	((path) ? "; path=" + path : "") +
20	((domain) ? "; domain=" + domain : "") +
21	((secure) ? "; secure" : "");
22	}
23
24	/**
25	* Gets the value of the specified cookie.
26	*
27	* name Name of the desired cookie.
28	*
29	* Returns a string containing value of specified cookie,
30	* or null if cookie does not exist.
31	*/
32	function getCookie(name) {
33	var dc = document.cookie;
34	var prefix = name + "=";
35	var begin = dc.indexOf("; " + prefix);
36	if (begin == -1) {
37	begin = dc.indexOf(prefix);
38	if (begin != 0) return null;
39	} else {
40	begin += 2;
41	}
42	var end = document.cookie.indexOf(";", begin);
43	if (end == -1) {
44	end = dc.length;
45	}
46	return unescape(dc.substring(begin + prefix.length, end));
47	}
48
49	/**
50	* Deletes the specified cookie.
51	*
52	* name name of the cookie
53	* [path] path of the cookie (must be same as path used to create cookie)
54	* [domain] domain of the cookie (must be same as domain used to create cookie)
55	*/
56	function deleteCookie(name, path, domain) {
57	if (getCookie(name)) {
58	document.cookie = name + "=" +
59	((path) ? "; path=" + path : "") +
60	((domain) ? "; domain=" + domain : "") +
61	"; expires=Thu, 01-Jan-70 00:00:01 GMT";
62	}
63	}
64
65	// These two functions are based on code from
66	// http://www.quirksmode.org/viewport/compatibility.html
67
68	function getPageHeight(){
69	var y;
70	var test1 = document.body.scrollHeight;
71	var test2 = document.body.offsetHeight
72	if (test1 > test2) // all but Explorer Mac
73	{
74	y = document.body.scrollHeight;
75	}
76	else // Explorer Mac;
77	//would also work in Explorer 6 Strict, Mozilla and Safari
78	{
79	y = document.body.offsetHeight;
80	}
81	return parseInt(y);
82	}
83
84	function _getWindowHeight(){
85	var frameWidth;
86	var frameHeight;
87	if (self.innerWidth)
88	{
89	frameWidth = self.innerWidth;
90	frameHeight = self.innerHeight;
91	}
92	else if (document.documentElement && document.documentElement.clientWidth)
93	{
94	frameWidth = document.documentElement.clientWidth;
95	frameHeight = document.documentElement.clientHeight;
96	}
97	else if (document.body)
98	{
99	frameWidth = document.body.clientWidth;
100	frameHeight = document.body.clientHeight;
101	}
102	return parseInt(frameHeight);
103	}
104
105
106	function getScrollHeight(){
107	var y;
108	// all except Explorer
109	if (self.pageYOffset)
110	{
111	y = self.pageYOffset;
112	}
113	else if (document.documentElement && document.documentElement.scrollTop)
114	{
115	y = document.documentElement.scrollTop;
116	}
117	else if (document.body) // all other Explorers
118	{
119	y = document.body.scrollTop;
120	}
121	return parseInt(y)+_getWindowHeight();
122	}
123