var timeout	= 250;
var closetimer	= 0;
var ddmenuitem	= 0;

// open hidden layer
function mopen(id)
{	
	// cancel close timer
	mcancelclosetime();

	// close old layer
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';

}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}

// go close timer
function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

function clearb(){
var bb = document.getElementById("bb1");
bb.value='';
}

function search_sel(tt){
var dd1 = document.getElementById("d1");
var dd2 = document.getElementById("d2");
var dd3 = document.getElementById("d3");
var dd4 = document.getElementById("d4");

	if(tt =="gdate"){
	dd2.style.display="block";
	dd1.style.display="none";
	dd3.style.display="none";
	dd4.style.display="none";
	}
	if(tt =="degree"){
	dd3.style.display="block";
	dd1.style.display="none";
	dd2.style.display="none";
	dd4.style.display="none";
	}
	if(tt =="mentor"){
	dd4.style.display="block";
	dd1.style.display="none";
	dd2.style.display="none";
	dd3.style.display="none";
	}
	if(tt !="degree" && tt !="gdate"  && tt !="mentor"){
	dd1.style.display="block";
	dd2.style.display="none";
	dd3.style.display="none";
	dd4.style.display="none";
	}
}

function search_sel2(tt){
var nd1 = document.getElementById("d1");
var nd2 = document.getElementById("d2");
var nd3 = document.getElementById("d3");


nd3.style.display="block";
nd2.style.display="none";
nd1.style.display="none";
	
}



// close layer when click-out
document.onclick = mclose; 

var tt = 0;
var tt1 = 1;
var timeoutID =0;
var timeoutID2=0;

function doSomething()
{
var imgs = document.getElementById("img2");

tt = tt + 1;
if(tt == 4){tt = 1;}
if(tt == 1){imgs.style.backgroundImage="url(images/banner6.png)";}
if(tt == 2){imgs.style.backgroundImage="url(images/banner7.png)";}
if(tt == 3){imgs.style.backgroundImage="url(images/banner8.png)";}


var timeoutID = setTimeout("doSomething()",7500);
}


function starter(){
doSmall();
timeoutID2 = setTimeout("starter()",9500);
}

function cleartimer1(){
clearTimeout(timeoutID2);
timeoutID2 = setTimeout("starter()",9500);
}


function playb(ac)
{
var pl = document.getElementById("play");

if(ac ==2){
pl.innerHTML = '<a href="#" onmouseover="arrow(3);" onmouseout="arrow_o(3);" onclick="playb(1);"><img src="./images/pause.png" id="pau1" BORDER="0"></a> &nbsp;';
cleartimer1();
}
if(ac ==1){
pl.innerHTML = '<a href="#" onmouseover="arrow(4);" onmouseout="arrow_o(4);" onclick="playb(2);"><img src="./images/play.png" id="pau1" BORDER="0"></a> &nbsp;';
clearTimeout(timeoutID2);
}

}

function doSmall(po)
{

var imgs1 = document.getElementById("ismall");
var st = document.getElementById("smt");
var sb = document.getElementById("smb");

tt1 = tt1 + 1;

if(po == 1){tt1 -=2;cleartimer1(); }
if(po == 2){cleartimer1();}

if(tt1 >= 5){tt1 = 1; }
if(tt1 <= 0){tt1 = 4; }

if(tt1 == 1)
{
	imgs1.src="./images/hgen1.png";
	st.innerHTML="Research";
	sb.innerHTML="Our Department focuses on cutting-edge research";

}

if(tt1 == 2)
{  
	imgs1.src="./images/hgen2.png";
	st.innerHTML="Pitt Campus";
	sb.innerHTML="Experience the beautiful and history rich Oakland Main Campus";
	
}


if(tt1 == 3)
{ 
	imgs1.src="./images/hgen3.png";
	st.innerHTML="Students";
	sb.innerHTML="Faculty and staff that care about you";
	
}

if(tt1 == 4)
{	
	imgs1.src="./images/hgen4.png";
	st.innerHTML="Labs";
	sb.innerHTML="Multiple research labs with different focuses";

}
}


function arrow(nn){
arc1 = document.getElementById('ar1');
arc2 = document.getElementById('ar2');
arc3 = document.getElementById('pau1');

if(nn ==1){


arc1.src = 'images/rt-ar-g.png';
}

if(nn ==2){
arc2.src = 'images/lt-ar-g.png';
}

if(nn ==3){
arc3.src = 'images/pause-g.png';
}

if(nn ==4){
arc3.src = 'images/play-g.png';
}

}

function arrow_o(nn){
arc1 = document.getElementById('ar1');
arc2 = document.getElementById('ar2');
arc3 = document.getElementById('pau1');

if(nn ==1){
arc1.src = 'images/lt-ar.png';
}

if(nn ==2){
arc2.src = 'images/rt-ar.png';
}

if(nn ==3){
arc3.src = 'images/pause.png';
}
if(nn ==4){
arc3.src = 'images/play.png';
}
}




function switch_tab(t){

for(var i=1; i<=4; i++)
{
	var tmp = 'pro' +i;
	var tmp2 = 'pro_cont_' +i;

	if(i==t)
	{
		var pro1 = document.getElementById(tmp).className="selected2";
		var pro2 = document.getElementById(tmp2).style.display="block";
	}
	else
	{
		var pro1 = document.getElementById(tmp).className="";
		var pro2 = document.getElementById(tmp2).style.display="none";
	}
}// for
}// end of function



function arrow2(nn2){
arc12 = document.getElementById('ar12');
arc22 = document.getElementById('ar22');
arc32 = document.getElementById('pau12');

if(nn2 ==1){


arc12.src = 'images/m-lt-g.png';
}

if(nn2 ==2){
arc22.src = 'images/m-rt-g.png';
}

if(nn2 ==3){
arc32.src = 'images/m-pause-g.png';
}

if(nn2 ==4){
arc32.src = 'images/m-play-g.png';
}

}

function arrow_o2(nn2){
arc12 = document.getElementById('ar12');
arc22 = document.getElementById('ar22');
arc32 = document.getElementById('pau12');

if(nn2 ==1){
arc12.src = 'images/m-lt.png';
}

if(nn2 ==2){
arc22.src = 'images/m-rt.png';
}

if(nn2 ==3){
arc32.src = 'images/m-pause.png';
}
if(nn2 ==4){
arc32.src = 'images/m-play.png';
}
}


function starter2(){
doSmall2();
timeoutID = setTimeout("starter2()",7500);
}

function cleartimer2(){
clearTimeout(timeoutID);
timeoutID = setTimeout("starter2()",7500);
}

var pl2 =0;

function playb2(ac2)
{
var pl2 = document.getElementById("play2");

if(ac2 ==2){
pl2.innerHTML = '<a href="#" onmouseover="arrow2(3);" onmouseout="arrow_o2(3);" onclick="playb2(1);"><img src="./images/m-pause.png" id="pau12" BORDER="0"></a> &nbsp;';
cleartimer2()
}
if(ac2 ==1){
pl2.innerHTML = '<a href="#" onmouseover="arrow2(4);" onmouseout="arrow_o2(4);" onclick="playb2(2);"><img src="./images/m-play.png" id="pau12" BORDER="0"></a> &nbsp;';
clearTimeout(timeoutID);
}

}

var tt12 =0;
function doSmall2(po2)
{

var i12 = document.getElementById("img2");

tt12 = tt12 + 1;

if(po2 == 1){tt12 -=2;cleartimer2(); }
if(po2 == 2){cleartimer2();}

if(tt12 >= 4){tt12 = 1; }
if(tt12 <= 0){tt12 = 3; }

if(tt12 == 1){i12.style.backgroundImage="url(images/banner6.png)";}
if(tt12 == 2){i12.style.backgroundImage="url(images/banner7.png)";}
if(tt12 == 3){i12.style.backgroundImage="url(images/banner8.png)";}

}


function showans(ans){
var xx = document.getElementById(ans);
xx.style.display='block';
}

function hideshowans2(ans1){
var xx1 = document.getElementById(ans1);
xx1.style.display='none';
}

//  NEW FLASH REPLACEMENT

function change_op(ii){

var object = document.getElementById("img2");
    object.style.opacity = (ii/100);
    object.style.MozOpacity = (ii / 100);
    object.style.KhtmlOpacity = (ii / 100);
	object.style.filter = "alpha(opacity=" + ii + ")";
}

function change_op2(ii2){

var object4 = document.getElementById("cont");
    object4.style.opacity = (ii2/100);
    object4.style.MozOpacity = (ii2 / 100);
    object4.style.KhtmlOpacity = (ii2 / 100);
	object4.style.filter = "alpha(opacity=" + ii2 + ")";
}

function zero_op(){

var object2 = document.getElementById("img2");
    object2.style.opacity = 0.0;
    object2.style.MozOpacity = 0.0;
    object2.style.KhtmlOpacity = 0.0;
	//object2.style.filter = "alpha(opacity=" + 0.0; + ")";
}

function zero_op2(){

var object3 = document.getElementById("cont");
object3.style.display="none";


    object3.style.opacity = 0.0;
    object3.style.MozOpacity = 0.0;
    object3.style.KhtmlOpacity = 0.0;
	//object2.style.filter = "alpha(opacity=" + 0.0; + ")";
}


var img_num = "0";
var path = "";
var speed = Math.round(500 / 100);
var speed2 = Math.round(850 / 100);
var speed22 = Math.round(800 / 100);
var timer =0;
var timer2 =35;
var timer22 =35;

function starter3(){

img_num++;

var object1 = document.getElementById("imgid");
var img1 = document.getElementById("img2");
var cont1 = document.getElementById("cont");

var nv1 = document.getElementById("nav1");
var nv2 = document.getElementById("nav2");
var nv3 = document.getElementById("nav3");


if(img_num>3){
img_num=1;
}

if(img_num==1){
//object1.style.backgroundImage="url(./images/banner8.png)";
zero_op2();
zero_op();
img1.src="./images/banner6.png";
}

if(img_num==2){
//object1.style.backgroundImage="url(./images/banner6.png)";
zero_op2();
zero_op();
img1.src="./images/banner7.png";
}

if(img_num==3){
//object1.style.backgroundImage="url(./images/banner7.png)";
zero_op2();
zero_op();
img1.src="./images/banner8.png";
}



for(p = 1; p <= 100; p++) {
setTimeout("change_op(" + p + ")",(timer * speed));
timer++;
}


if(img_num==1){
nv1.style.color='c5c3c3';
nv2.style.color='c5c3c3';
nv3.style.color='c5c3c3';

	cont1.style.width ="auto";
	cont1.style.display="block";
	cont1.innerHTML ="A World-Class Education Awaits You";
	cont1.style.marginLeft ="20px";
	cont1.style.marginTop ="250px";

		for(n = 1; n <= 100; n++){
		setTimeout("change_op2(" + n + ")",(timer2 * speed2));
		timer2++;
		}
nv1.style.color='ffffff';
	
	
}

if(img_num==2){
nv1.style.color='c5c3c3';
nv2.style.color='c5c3c3';
nv3.style.color='c5c3c3';

	cont1.style.width ="250px";
	cont1.style.display="block";
	cont1.innerHTML ="The Latest Technology";
	cont1.style.marginLeft ="550px";
	cont1.style.marginTop ="250px";
	
		for(n = 1; n <= 100; n++){
		setTimeout("change_op2(" + n + ")",(timer2 * speed2));
		timer2++;
		}
nv2.style.color='ffffff';
		
}

if(img_num==3){
nv1.style.color='c5c3c3';
nv2.style.color='c5c3c3';
nv3.style.color='c5c3c3';

	cont1.style.width ="auto";
	cont1.style.display="block";
	cont1.innerHTML ="Faculty that focus on you";
	cont1.style.marginLeft ="50px";
	cont1.style.marginTop ="150px";

		for(n = 1; n <= 100; n++){
		setTimeout("change_op2(" + n + ")",(timer2 * speed2));
		timer2++;
		}
nv3.style.color='ffffff';
}

var timeoutID1 = setTimeout("starter3()",8500);
}

function boxClear()
{
var timeoutID = setTimeout("clear_error()",2500);
}

function clear_error()
{
 	var ff = document.getElementById('error');
	ff.style.display = 'none';
}


function checkall(count)
{
var tmp="";
var tmp1="";
	for(var i=0; i<count; i++)
	{
		var tmp1 =  "box_" + i;
		var c = document.getElementById(tmp1);
		c.checked='true';	
	}
	
	var pl2 = document.getElementById("mbox");
	var pl3 = document.getElementById("mbox1");
	pl2.style.display='inline';
	pl3.style.display='None';
}


function checknone(count2)
{
var tmp1="";
var tmp12="";
	for(var i2=0; i2<count2; i2++)
	{
		var tmp12 =  "box_" + i2;
		var c1 = document.getElementById(tmp12);
		c1.checked='';	
	}
	
	var pl2 = document.getElementById("mbox");
	var pl3 = document.getElementById("mbox1");
	pl2.style.display='none';
	pl3.style.display='inline';
}


function checkall_p2(count8)
{
var tmp="";
var tmp11="";
	for(var i3=0; i3<count8; i3++)
	{
		var tmp11 =  "box2_" + i3;
		var c8 = document.getElementById(tmp11);
		c8.checked='true';	
	}
	
	var pl2 = document.getElementById("mbox4");
	var pl3 = document.getElementById("mbox3");
	pl2.style.display='inline';
	pl3.style.display='None';
}


function checknone_p2(count81)
{
var tmp1="";
var tmp12="";
	for(var i2=0; i2<count81; i2++)
	{
		var tmp12 =  "box2_" + i2;
		var c1 = document.getElementById(tmp12);
		c1.checked='';	
	}
	
	var pl2 = document.getElementById("mbox4");
	var pl3 = document.getElementById("mbox3");
	pl2.style.display='none';
	pl3.style.display='inline';
}