// JavaScript Document





// Main Navigation

if (document.images) {
  abouton=new Image();
  abouton.src="images/about_over.gif";
  aboutoff=new Image();
  aboutoff.src="images/about.gif";
  
  calendaron=new Image();
  calendaron.src="images/calendar_over.gif";
  calendaroff=new Image();
  calendaroff.src="images/calendar.gif";
  
  opportunityon=new Image();
  opportunityon.src="images/opportunity_over.gif";
  opportunityoff=new Image();
  opportunityoff.src="images/opportunity.gif";
  
  newson=new Image();
  newson.src="images/news_over.gif";
  newsoff=new Image();
  newsoff.src="images/news.gif";
  
  profconnon=new Image();
  profconnon.src="images/profconn_over.gif";
  profconnoff=new Image();
  profconnoff.src="images/profconn.gif";
  
  careerdevon=new Image();
  careerdevon.src="images/careerdev_over.gif";
  careerdevoff=new Image();
  careerdevoff.src="images/careerdev.gif";
  
  staffonlyon=new Image();
  staffonlyon.src="images/staffonly_over.gif";
  staffonlyoff=new Image();
  staffonlyoff.src="images/staffonly.gif";

} 
  




  function imgOn(imgName) {
  if (document.images) {
     document[imgName].src=eval(imgName + "on.src");
      }
  }
  function imgOff(imgName) {
  if (document.images) {
      document[imgName].src=eval(imgName + "off.src");
      }
  }



// preload main Nav images


var preloadFlag = false;

function preloadImages() {

     if (document.images) {

		abouton = newImage("images/about_over.gif");
		calendaron = newImage("images/calendar_over.gif");


		preloadFlag = true;
		
	}
	
}



pic_width=466;   /*change to match the height of all your images */
pic_height=196;   /* change to match the width of all your images */
border_size=0;   /* change to the border size you want on the images */
alignment=1;      /* 0=left,1=center */

/* define image urls */

if (document.images)
 {
     pic1= new Image(pic_width,pic_height);
     pic1.src="images/rotate/imagery_1.gif";  
     pic2= new Image(pic_width,pic_height); 
     pic2.src="images/rotate/imagery_2.gif"; 
     pic3= new Image(pic_width,pic_height);
     pic3.src="images/rotate/imagery_3.gif";  
     pic4= new Image(pic_width,pic_height);
     pic4.src="images/rotate/imagery_4.gif";  
     pic5= new Image(pic_width,pic_height);
     pic5.src="images/rotate/imagery_5.gif";
	 pic6= new Image(pic_width,pic_height);
     pic6.src="images/rotate/imagery_6.gif"; 
	 pic7= new Image(pic_width,pic_height);
     pic7.src="images/rotate/imagery_7.gif"; 
	 pic8= new Image(pic_width,pic_height);
     pic8.src="images/rotate/imagery_8.gif"; 
	 pic9= new Image(pic_width,pic_height);
     pic9.src="images/rotate/imagery_9.gif"; 
	 pic10= new Image(pic_width,pic_height);
     pic10.src="images/rotate/imagery_10.gif";
	 pic11= new Image(pic_width,pic_height);
     pic11.src="images/rotate/imagery_11.gif";   
 }    

/* no need to edit past this point (unless you want to add more image slots) */

if (alignment==1)
 {
  cent_it="<CENTER>";
  cent_it2="<\/CENTER>";
 }
else
 {
  cent_it="";
  cent_it2="";
 }
 
function get_random(maxNum)
{
  if (Math.random && Math.round)
  {
    var ranNum= Math.round(Math.random()*(maxNum-1));
    ranNum+=1;
    return ranNum;
  }
  else
  {
  today= new Date();
  hours= today.getHours();
  mins=   today.getMinutes();
  secn=  today.getSeconds();
  if (hours==19)
   hours=18;
  var ranNum= (((hours+1)*(mins+1)*secn)%maxNum)+1;
  return ranNum;
  }
}

function get_Image()
{
 if (document.images)
 {
  var choose_one= get_random(11);  
  choose_one--;

  var pics= new Array(11) 
   pics[0]=pic1.src;
   pics[1]=pic2.src;
   pics[2]=pic3.src;
   pics[3]=pic4.src;
   pics[4]=pic5.src; 
   pics[5]=pic6.src; 
   pics[6]=pic7.src; 
   pics[7]=pic8.src;
   pics[8]=pic9.src;
   pics[9]=pic10.src;
   pics[10]=pic11.src;   


  document.write(cent_it+"<IMG SRC='"+pics[choose_one]+"' width='"+pic_width+"' height='"+pic_height+"' border='"+border_size+"'>"+cent_it2);
 }
}