﻿//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:
//Should script hide iframe from browsers that don't 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)
    {
        currentfr.style.display="block";
        if (window.opera)
        {
            currentfr.height = currentfr.contentDocument.body.scrollHeight;
            return;
        }        
        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;
