modules/bugbits/bugbits_iframe.js

//Input the IDs of the IFRAMES you wish to dynamically resize to match its content height:
//Separate each ID with a comma. Examples: ["myframe1", "myframe2"] or ["myframe"] or [] for none:
var iframeids=["mantis_frame"]

//Should script hide iframe from browsers that dont support this script (non IE5+/NS6+ browsers. Recommended):
var iframehide="yes"

var getFFVersion=navigator.userAgent.substring(navigator.userAgent.indexOf("Firefox")).split("/")[1]
var FFextraHeight=parseFloat(getFFVersion)>=0.1? 16 : 0 //extra height in px to add to iframe in FireFox 1.0+ browsers

function resizeCaller() {
	var dyniframe=new Array()
	for (i=0; i<iframeids.length; i++){
		if (document.getElementById)
			resizeIframe(iframeids[i])
//reveal iframe for lower end browsers? (see var above):
		if ((document.all || document.getElementById) && iframehide=="no"){
			var tempobj=document.all? document.all[iframeids[i]] : document.getElementById(iframeids[i])
			tempobj.style.display="block"
		}
	}
}

function resizeIframe(frameid){
	var currentfr=document.getElementById(frameid)
	if (currentfr && !window.opera){
		currentfr.style.display="block"
		if (currentfr.contentDocument && currentfr.contentDocument.body.offsetHeight) //ns6 syntax
			currentfr.height = currentfr.contentDocument.body.offsetHeight+FFextraHeight; 
		else if (currentfr.Document && currentfr.Document.body.scrollHeight) //ie5+ syntax
			currentfr.height = currentfr.Document.body.scrollHeight;
		if (currentfr.addEventListener)
			currentfr.addEventListener("load", readjustIframe, false)
		else if (currentfr.attachEvent){
			currentfr.detachEvent("onload", readjustIframe) // Bug fix line
			currentfr.attachEvent("onload", readjustIframe)
		}
	}
}

function readjustIframe(loadevt) {
	var crossevt=(window.event)? event : loadevt
	var iframeroot=(crossevt.currentTarget)? crossevt.currentTarget : crossevt.srcElement
	if (iframeroot)
		resizeIframe(iframeroot.id);
}

function loadintoIframe(iframeid, url){
	if (document.getElementById)
	document.getElementById(iframeid).src=url
}

if (window.addEventListener)
	window.addEventListener("load", resizeCaller, false)
else if (window.attachEvent)
	window.attachEvent("onload", resizeCaller)
else
	window.onload=resizeCaller
1	//Input the IDs of the IFRAMES you wish to dynamically resize to match its content height:
2	//Separate each ID with a comma. Examples: ["myframe1", "myframe2"] or ["myframe"] or [] for none:
3	var iframeids=["mantis_frame"]
4
5	//Should script hide iframe from browsers that dont support this script (non IE5+/NS6+ browsers. Recommended):
6	var iframehide="yes"
7
8	var getFFVersion=navigator.userAgent.substring(navigator.userAgent.indexOf("Firefox")).split("/")[1]
9	var FFextraHeight=parseFloat(getFFVersion)>=0.1? 16 : 0 //extra height in px to add to iframe in FireFox 1.0+ browsers
10
11	function resizeCaller() {
12	var dyniframe=new Array()
13	for (i=0; i<iframeids.length; i++){
14	if (document.getElementById)
15	resizeIframe(iframeids[i])
16	//reveal iframe for lower end browsers? (see var above):
17	if ((document.all \|\| document.getElementById) && iframehide=="no"){
18	var tempobj=document.all? document.all[iframeids[i]] : document.getElementById(iframeids[i])
19	tempobj.style.display="block"
20	}
21	}
22	}
23
24	function resizeIframe(frameid){
25	var currentfr=document.getElementById(frameid)
26	if (currentfr && !window.opera){
27	currentfr.style.display="block"
28	if (currentfr.contentDocument && currentfr.contentDocument.body.offsetHeight) //ns6 syntax
29	currentfr.height = currentfr.contentDocument.body.offsetHeight+FFextraHeight;
30	else if (currentfr.Document && currentfr.Document.body.scrollHeight) //ie5+ syntax
31	currentfr.height = currentfr.Document.body.scrollHeight;
32	if (currentfr.addEventListener)
33	currentfr.addEventListener("load", readjustIframe, false)
34	else if (currentfr.attachEvent){
35	currentfr.detachEvent("onload", readjustIframe) // Bug fix line
36	currentfr.attachEvent("onload", readjustIframe)
37	}
38	}
39	}
40
41	function readjustIframe(loadevt) {
42	var crossevt=(window.event)? event : loadevt
43	var iframeroot=(crossevt.currentTarget)? crossevt.currentTarget : crossevt.srcElement
44	if (iframeroot)
45	resizeIframe(iframeroot.id);
46	}
47
48	function loadintoIframe(iframeid, url){
49	if (document.getElementById)
50	document.getElementById(iframeid).src=url
51	}
52
53	if (window.addEventListener)
54	window.addEventListener("load", resizeCaller, false)
55	else if (window.attachEvent)
56	window.attachEvent("onload", resizeCaller)
57	else
58	window.onload=resizeCaller