out/js/iframe.js

// load iframe and resize it
// written by Dobrica Pavlinusic <dpavlin@rot13.org>
// based on great hints from Robert Avilov

var iframe_id_cache = Array();

function iframe_id(name) {
        if (! iframe_id_cache[name]) {
                iframe_id_cache[name] = self.document.getElementById(name);
        }
        return iframe_id_cache[name];
}


function iframe_doc(name) {
        if (iframe_id(name).contentDocument) return iframe_id(name).contentDocument;
        if (iframe_id(name).contentWindow) {
                try {
                        return iframe_id(name).contentWindow.document;
                } catch (e) {};
        }
        if (iframe_id(name).document) return iframe_id(name).document;
        return null;
}

function iframe_height(name) {

        var doc = iframe_doc(name);

        if (doc.body) {
                var h = -1;
                var h1 = -1;

                if (doc.body.scrollHeight) {
                        h1 = parseInt(doc.body.scrollHeight) || -1;
                        //alert(name+" scrollHeight "+h1);
                        if (h1 > h) h = h1;
                }
                if (doc.body.clientHeight) {
                        h1 = parseInt(doc.body.clientHeight) || -1;
                        //alert(name+" clientHeight "+h1);
                        if (h1 > h) h = h1;
                }

/*
                var elm = document.getElementById(name);
                if (elm) {
                        elm.style.height = 'auto';
                        h1 = elm.offsetHeight;
                        alert(name+" offsetHeight "+h1);
                        if (h1 > h) h = h1;
                }
*/

                return h + 20;

        }
        return 50;
}

function iframe_resize(name) {

        var el=iframe_id(name);

        if (! el || ! el.src) return;

        el.style.height = String(iframe_height(name)+'px');
}

function iframe_load(name,url) {

        if (! name || ! url) return false;

        var el=iframe_id(name);

        if (! el) alert("can't find element "+name);

        // is there src, and is src same?
        if (el.src && el.src.substr(el.src.length - url.length) == url) return false;

        el.style.height = '0px';
        el.src = url;

        return false;
}

1	// load iframe and resize it
2	// written by Dobrica Pavlinusic <dpavlin@rot13.org>
3	// based on great hints from Robert Avilov
4
5	var iframe_id_cache = Array();
6
7	function iframe_id(name) {
8	if (! iframe_id_cache[name]) {
9	iframe_id_cache[name] = self.document.getElementById(name);
10	}
11	return iframe_id_cache[name];
12	}
13
14
15	function iframe_doc(name) {
16	if (iframe_id(name).contentDocument) return iframe_id(name).contentDocument;
17	if (iframe_id(name).contentWindow) {
18	try {
19	return iframe_id(name).contentWindow.document;
20	} catch (e) {};
21	}
22	if (iframe_id(name).document) return iframe_id(name).document;
23	return null;
24	}
25
26	function iframe_height(name) {
27
28	var doc = iframe_doc(name);
29
30	if (doc.body) {
31	var h = -1;
32	var h1 = -1;
33
34	if (doc.body.scrollHeight) {
35	h1 = parseInt(doc.body.scrollHeight) \|\| -1;
36	//alert(name+" scrollHeight "+h1);
37	if (h1 > h) h = h1;
38	}
39	if (doc.body.clientHeight) {
40	h1 = parseInt(doc.body.clientHeight) \|\| -1;
41	//alert(name+" clientHeight "+h1);
42	if (h1 > h) h = h1;
43	}
44
45	/*
46	var elm = document.getElementById(name);
47	if (elm) {
48	elm.style.height = 'auto';
49	h1 = elm.offsetHeight;
50	alert(name+" offsetHeight "+h1);
51	if (h1 > h) h = h1;
52	}
53	*/
54
55	return h + 20;
56
57	}
58	return 50;
59	}
60
61	function iframe_resize(name) {
62
63	var el=iframe_id(name);
64
65	if (! el \|\| ! el.src) return;
66
67	el.style.height = String(iframe_height(name)+'px');
68	}
69
70	function iframe_load(name,url) {
71
72	if (! name \|\| ! url) return false;
73
74	var el=iframe_id(name);
75
76	if (! el) alert("can't find element "+name);
77
78	// is there src, and is src same?
79	if (el.src && el.src.substr(el.src.length - url.length) == url) return false;
80
81	el.style.height = '0px';
82	el.src = url;
83
84	return false;
85	}
86