/***********************************************
* Amazon style Drop-in content box- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* Visit DynamicDrive.com for hundreds of DHTML scripts
* This notice must stay intact for legal use
* Go to http://www.dynamicdrive.com/ for full source code
***********************************************/
//  Heavily modified by Adam R. Smith for www.woosters.org
// Adam also threw in some form validation functions since this is the only easy
// file that has javascript code already in it


// Scrollers width here (in pixels)
var scrollerwidth="275px"
// Scrollers height here
var scrollerheight="12px"
// Scrollers speed here (larger is faster 1-10)
var scrollerspeed=1

// Scrollers content goes here! Keep all of the message on the same line!
var scrollercontent = "dummy";
var pauseit=0

// Change nothing below!
scrollerspeed=(document.all)? scrollerspeed : Math.max(1, scrollerspeed-1) //slow speed down by 1 for NS
var copyspeed=scrollerspeed
var iedom=document.all||document.getElementById
var actualheight=''
var cross_scroller, ns_scroller
//var pausespeed=(pauseit==0)? copyspeed: 0
var pausespeed= 0


var dropboxleft=6 //set left position of box (in px)
var dropboxtop=6 //set top position of box (in px)
var dropspeed=4 //set speed of drop animation (larger=faster)
var versechangeinterval = 15;	// in seconds

//Specify display mode. 3 possible values are:
//1) "always"- This makes the fade-in box load each time the page is displayed
//2) "oncepersession"- This uses cookies to display the fade-in box only once per browser session
//3) integer (ie: 5)- Finally, you can specify an integer to display the box randomly via a frequency of 1/integer...
// For example, 2 would display the box about (1/2) 50% of the time the page loads.

var displaymode="always"
var currentVerse = 0;

///Don't edit beyond here///////////

if (parseInt(displaymode)!=NaN)
var random_num=Math.floor(Math.random()*displaymode)
var ie=document.all
var dom=document.getElementById

function popUp(URL) {
	var versePage = window.open(URL, 'versePage', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=800,height=600');
}

function initVerses() {
	changeVerseText();
	setInterval("changeVerseText()", versechangeinterval*1000);
	populate();
}

function makeEntrance() {
	crossbox.height=crossbox.offsetHeight
	crossboxcover.style.height=parseInt(crossbox.height)+"px"
	crossbox.style.top=crossbox.height*(-1)+"px"
	crossboxcover.style.left=dropboxleft+"px"
	crossboxcover.style.top=dropboxtop+"px"
	crossboxcover.style.visibility=(dom||ie)? "visible" : "show"
	dropstart=setInterval("dropinv2()",50)
}

function changeVerseText() {
	if(currentVerse >= verseArray.length)
		currentVerse = 0;
	makeEntrance();
	//document.getElementById("versetext").innerHTML = "<a target='_blank' class='tickertext' href='http://www.bju.edu/bible/" + verseLinkArray[currentVerse] + "'>" + verseArray[currentVerse] + "</a>";
	//scrollercontent = "<a target='_blank' class='tickertext' href='http://www.bju.edu/bible/" + verseLinkArray[currentVerse] + "'>" + verseArray[currentVerse] + "</a>";
	scrollercontent = "<a class='tickertext' href='javascript:popUp(\"http://www.bju.edu/bible/" + verseLinkArray[currentVerse] + "\");'>" + verseArray[currentVerse] + "</a>";
	//scrollercontent = "<a class='tickertext' href='javascript:popUp(\"http://www.bju.edu/bible/isa.40.31\");'>" + verseArray[currentVerse] + "</a>";
	populate();	
	++currentVerse;
}

var scrollTimerID = 0;
function populate() {
	if (iedom){
		cross_scroller=document.getElementById? document.getElementById("iescroller") : document.all.iescroller
		cross_scroller.style.top=parseInt(scrollerheight)+8+"px"
		cross_scroller.innerHTML=scrollercontent
		actualheight=cross_scroller.offsetHeight
	}
	else if (document.layers){
		ns_scroller=document.ns_scroller.document.ns_scroller2
		ns_scroller.top=parseInt(scrollerheight)+8
		ns_scroller.document.write(scrollercontent)
		ns_scroller.document.close()
		actualheight=ns_scroller.document.height
	}
	if(scrollTimerID) {
		clearInterval(scrollTimerID);
	}
	scrollTimerID=setInterval("scrollscroller()", 90)
}

function scrollscroller(){
	if (iedom) {
		if (parseInt(cross_scroller.style.top)>(actualheight*(-1)+8))
			cross_scroller.style.top=parseInt(cross_scroller.style.top)-copyspeed+"px"
		else
			cross_scroller.style.top=parseInt(scrollerheight)+8+"px"
	}
	else if (document.layers){
		if (ns_scroller.top>(actualheight*(-1)+8))
			ns_scroller.top-=copyspeed
		else
			ns_scroller.top=parseInt(scrollerheight)+8
	}
}
	
if (iedom||document.layers) {
	with (document) {
		write('<div id="dropinboxv2cover">');
		write('<div id="dropinboxv2">');
		//write('<div id="versetext" class="tickertext">');
		//write('The verses will display here.');
		//write('</div>');
		if (iedom){
			write('<div style="position:relative;width:'+scrollerwidth+';height:'+scrollerheight+';overflow:hidden" onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=scrollerspeed">')
			write('<div id="iescroller" style="position:absolute;left:0px;top:0px;width:100%;">')
			write('</div></div>')
		} else if (document.layers) {
			write('<ilayer width='+scrollerwidth+' height='+scrollerheight+' name="ns_scroller">')
			write('<layer name="ns_scroller2" width='+scrollerwidth+' height='+scrollerheight+' left=0 top=0 onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=scrollerspeed"></layer>')
			write('</ilayer>')
		}
		write('</div>');
		write('</div>');
	}
}

function initboxv2() {
	if (!dom&&!ie) {
		alert("You don't have a current enough browser for this site.  Many things may not work correctly.");
		return;
	}
	crossboxcover=(dom)?document.getElementById("dropinboxv2cover") : document.all.dropinboxv2cover
	crossbox=(dom)?document.getElementById("dropinboxv2"): document.all.dropinboxv2
	var contactarea=(dom)?document.getElementById("contactarea"): document.all.contactarea;
	contactarea.height=parseInt(scrollerheight) + 8		// + 8 to handle the +4 padding on top and bottom
	contactarea.style.height=parseInt(contactarea.height)+"px"
	contactarea.style.top=parseInt(dropboxtop)+"px"
	contactarea.style.right=parseInt(dropboxleft)+"px"
	
	//scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
	scroll_top = 0;
	initVerses();
}

function dropinv2(){
	//scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
	scroll_top = 0;
	if (parseInt(crossbox.style.top)<0){
		crossboxcover.style.top=scroll_top+dropboxtop+"px"
		crossbox.style.top=parseInt(crossbox.style.top)+dropspeed+"px"
	} else {
		clearInterval(dropstart)
		crossbox.style.top=0
	}
}

function dismissboxv2(){
	if (window.dropstart) clearInterval(dropstart)
	crossboxcover.style.visibility="hidden"
}

function truebody() {
	return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function get_cookie(Name) {
	var search = Name + "="
	var returnvalue = ""
	if (document.cookie.length > 0) {
		offset = document.cookie.indexOf(search)
		if (offset != -1) {
			offset += search.length
			end = document.cookie.indexOf(";", offset)
			if (end == -1)
				end = document.cookie.length;
			returnvalue=unescape(document.cookie.substring(offset, end))
		}
	}
	return returnvalue;
}

if (displaymode=="always" || displaymode=="oncepersession" && get_cookie("droppedinv2")=="" || parseInt(displaymode)!=NaN && random_num==0) {
	if (window.addEventListener)
		window.addEventListener("load", initboxv2, false)
	else if (window.attachEvent)
		window.attachEvent("onload", initboxv2)
	else if (document.getElementById || document.all)
		window.onload=initboxv2
	if (displaymode=="oncepersession")
		document.cookie="droppedinv2=yes"
}

// Now for some dumb form validation stuff
function isValidEmail(str) {
   return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
}

function ValidateForm(form) {
	if (!isValidEmail(form.from.value)) { 
		alert('Please enter a valid email address!') 
		form.from.focus(); 
		return false; 
	} 

	return true;
}