var aryImages = new Array(4);

  aryImages[0] = "images/image_1.jpg";
  aryImages[1] = "images/image_2.jpg";
  aryImages[2] = "images/image_3.jpg";
  aryImages[3] = "images/image_4.jpg";
  aryImages[4] = "images/image_5.jpg";


  for (i=0; i < aryImages.length; i++) {
    var preload = new Image();
    preload.src = aryImages[i];
  }

<!-- Begin
var timeDelay = 2; // change delay time in seconds
var Pix = new Array
("images/image_1.jpg" 
,"images/image_2.jpg" 
,"images/image_3.jpg" 
,"images/image_4.jpg" 
,"images/image_5.jpg"
);
var howMany = Pix.length;
timeDelay *= 1000;
var PicCurrentNum = 0;
var PicCurrent = new Image();
PicCurrent.src = Pix[PicCurrentNum];
function startPix() {
setInterval("slideshow()", timeDelay);
}
function slideshow() {
PicCurrentNum++;
if (PicCurrentNum == howMany) {
PicCurrentNum = 0;
}
PicCurrent.src = Pix[PicCurrentNum];
document["ChangingPix"].src = PicCurrent.src;
}
//  End -->


function addbookmark()
{
bookmarkurl="http://agecon.okstate.edu"
bookmarktitle="Dept of Ag Econ at OSU - Main"
if (document.all)
window.external.AddFavorite(bookmarkurl,bookmarktitle)
}

function tpopup(s)
{
msg=window.open(s, "rblPopup", "scrollbars=yes,status=no,toolbar=no,directories=no,menubar=no,location=no,resizable=yes,width=400,height=400");
}

function cpopup(s,wdth,hght)
{
msg=window.open(s, "rblPopup", "scrollbars=yes,status=no,toolbar=no,directories=no,menubar=no,location=no,resizable=yes,width="+wdth+",height="+hght);
}

function getMilli(){
var d = new Date();
return d.getMilliseconds();
}

var aryImages = new Array(9);

aryImages[0] = "images/headerbckgrndCombine1.jpg";
aryImages[1] = "images/headerbckgrndCombine2.jpg";
aryImages[2] = "images/headerbckgrndCombine3.jpg";
aryImages[3] = "images/headerbckgrndCombine4.jpg";
aryImages[4] = "images/headerbckgrndCombine5.jpg";
aryImages[5] = "images/headerbckgrndCombine6.jpg";
aryImages[6] = "images/headerbckgrndCombine7.jpg";
aryImages[7] = "images/headerbckgrndCombine8.jpg";
aryImages[8] = "images/headerbckgrndCombine9.jpg";



  for (i=0; i < aryImages.length; i++) {
    var preload = new Image();
    preload.src = aryImages[i];
  }<!-- Begin
var timeDelay = 3; // change delay time in seconds
var Pix = new Array
("images/headerbckgrndCombine1.jpg" 
,"images/headerbckgrndCombine2.jpg" 
,"images/headerbckgrndCombine3.jpg" 
,"images/headerbckgrndCombine4.jpg" 
,"images/headerbckgrndCombine5.jpg" 
,"images/headerbckgrndCombine6.jpg" 
,"images/headerbckgrndCombine7.jpg" 
,"images/headerbckgrndCombine8.jpg" 
,"images/headerbckgrndCombine9.jpg" 
);
var howMany = Pix.length;
timeDelay *= 1000;
var PicCurrentNum = 0;
var PicCurrent = new Image();
PicCurrent.src = Pix[PicCurrentNum];
function startPix() {
setInterval("slideshow()", timeDelay);
}
function slideshow() {
PicCurrentNum++;
if (PicCurrentNum == howMany) {
PicCurrentNum = 0;
}
PicCurrent.src = Pix[PicCurrentNum];
document["ChangingPix"].src = PicCurrent.src;
}
//  End -->



function isBlank(s)
{
        for(var i = 0; i < s.length; i++)
        {
                var c = s.charAt(i);
                if ((c != ' ') && (c != '\n') && (c != '\t')) return false;
		  }
       return true;
}
function validate01(dform)
   {
   if(isBlank(dform.email.value))
           {
           alert("Email field is empty! Please, fill it out.");
           dform.email.focus();
           return false;
           }
  if(isBlank(dform.number.value))
           {
           alert("Student ID field is empty! Please, fill it out.");
           dform.number.focus();
           return false;
           }   
   return true;
   }

function validate02(dform)
		{
			if (dform.First_Middle_Name.value == "") 
			{
			  alert("Please fill out first name.");
			  dform.First_Middle_Name.focus();
			  return false;
			}
			if (dform.Last_Name.value == "") 
			{
			  alert("Please fill out last name.");
			  dform.Last_Name.focus();
			  return false;
			}
			if (dform.OSU_Email.value == "") 
			{
			  alert("Please fill out OSU email.");
			  dform.OSU_Email.focus();
			  return false;
			}
			if (dform.Member_ID.value == "") 
			{
			  alert("Please fill out SSN/Student ID.");
			  dform.Member_ID.focus();
			  return false;
			}
	   }