/***********************************************
	* IFrame SSI script II- © Dynamic Drive DHTML code library (http://www.dynamicdrive.com)
	* Visit DynamicDrive.com for hundreds of original DHTML scripts
	* This notice must stay intact for legal use
	***********************************************/

//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=["poll_module"]

//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 && !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