function include(filename) {
	var head = document.getElementsByTagName('head')[0];
	
	script = document.createElement('script');
	script.src = filename;
	script.type = 'text/javascript';
	
	head.appendChild(script)
}

include("/joomla/CourseDetails/js/browserDetect.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=["DetIFrame"];

//Should script hide iframe from browsers that don't support this script (non IE5+/NS6+ browsers. Recommended):
var iframehide="no";

var getFFVersion=navigator.userAgent.substring(navigator.userAgent.indexOf("Firefox")).split("/")[1]
var FFextraHeight=parseFloat(getFFVersion)>=0.1? 20 : 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++) {
		var iframeid = iframeids;
		if (document.getElementById)
			resizeIframe(iframeid);
		//reveal iframe for lower end browsers? (see var above):
		if ((document.all || document.getElementById) && iframehide=="no") {
			var tempobj=document.all? document.all[iframeid] : document.getElementById(iframeid);
			tempobj.style.display="block";
		}
	}
}


function resizeIframe(frameid) {
	var currentfr=document.getElementById(frameid);
	var frHeight = 0;
	var Browser = BrowserDetect.browser;
	//alert("currentfr " + currentfr + "  Browser = " + Browser);
	if (currentfr) {
		currentfr.style.display="block";
			
		//showSizes(currentfr);
		
		if (Browser == "Explorer") {
			//alert("Explorer found");
			frHeight = currentfr.Document.body.scrollHeight;
		} else
		
		if (Browser == "Firefox") {
			//alert("Firefox found");
			frHeight = currentfr.contentDocument.body.scrollHeight+FFextraHeight;
		} else 
		
		if (Browser == "Chrome") {
			//alert("Chrome found");
			frHeight = currentfr.contentDocument.body.scrollHeight+FFextraHeight;
		}
				
		currentfr.height = frHeight;
		//alert("set to " + currentfr.height);
		
		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;
}


function showSizes(f) {
	var scrollHT = f.contentWindow.document.body.scrollHeight;
	var offsetHT = f.contentWindow.document.body.offsetHeight;
	var cleintHT = f.contentWindow.document.body.clientHeight;
	alert("Heights: scroll " + scrollHT + " offset " + offsetHT + " client " + cleintHT);
}


/*
if (window.addEventListener)
	window.addEventListener("load", resizeCaller, false);
else if (window.attachEvent)
		window.attachEvent("onload", resizeCaller);
	else
		window.onload=resizeCaller;
        
*/