techthumb1 = new Image();
techthumb1.src  = "/images/techupdate1thumb.jpg";
tech1 = new Image();
tech1.src  = "/images/techupdate1.jpg";
techthumb2 = new Image();
techthumb2.src  = "/images/techupdate2thumb.jpg";
tech2 = new Image();
tech2.src  = "/images/techupdate2.jpg";
techthumb3 = new Image();
techthumb3.src  = "/images/techupdate3thumb.jpg";
tech3 = new Image();
tech3.src  = "/images/techupdate3.jpg";
techthumb4 = new Image();
techthumb4.src  = "/images/techupdate4thumb.jpg";
tech4 = new Image();
tech4.src  = "/images/techupdate4.jpg";
techthumb5 = new Image();
techthumb5.src  = "/images/techupdate5thumb.jpg";
tech5 = new Image();
tech5.src  = "/images/techupdate5.jpg";

function imageControllerPos()
{alert('test');
   imgController = document.getElementById('controller');
   imgController.style.left = 5 + document.body.scrollLeft + 'px';
   imgController.style.top =  160 + document.body.scrollTop + 'px';
   imgControllerInst = document.getElementById('controllerInstructions');
   imgControllerInst.style.left = 5 + document.body.scrollLeft + 'px';
   imgControllerInst.style.top = 450 + document.body.scrollTop + 'px';
   alert('top= '+imgController.style.top);
}



function hideInst()
{
   document.getElementById('moveInst').style.display= 'none';
} 

function showIt(e)
{
   if(window.event && window.event.srcElement)
   {
      el = window.event.srcElement;
   }
   if(e && e.target)
   {
      el = e.target;
   }
   if(!el)
   {
      el = 'no el';
   }

   elId = el.id;
   idNum = elId.charAt(elId.length-1);
   showHideElement(whichShowElement('tech'+idNum),whichHideElement('tech'+idNum+'thumb'));
}



function showHideInst(e)
{
   showHide('controllerInstructions');
}


function whichShowElement(elmntId)
{
   if(document.getElementById(elmntId).style.display == 'none')
   {
      return elmntId;
   }
   else
   {
      if(elmntId.indexOf('thumb') > -1)
      {
         return elmntId.substr(0,5);
      }
      else
      {
         return elmntId + 'thumb';
      }
   }
}

function whichHideElement(elmntId)
{
   if(document.getElementById(elmntId).style.display == '')
   {
      return elmntId;
   }
   else
   {
      if(elmntId.indexOf('thumb') > -1)
      {
         return elmntId.substr(0,5);
      }
      else
      {
         return elmntId + 'thumb';
      }
   }
}

function minMax(e)
{
   if(window.event && window.event.srcElement)
   {
      el = window.event.srcElement;
   }
   if(e && e.target)
   {
      el = e.target;
   }
   if(!el)
   {
      el = 'no el';
   }

   elId = el.id

   changeIt = document.getElementById(elId).innerHTML;
   
   if(changeIt.indexOf('Max') > -1)
   {
      for(x=1;x<6;x++)
      {
         techUpdateObj = document.getElementById('tech'+x);
         showHideElement('tech'+x,'tech'+x+'thumb');
         //techUpdateObj.style.top = '100px';
         //techUpdateObj.style.left = '250px';
         minMaxText = document.getElementById('minMax'+x).innerHTML.replace('Max','Min');
         document.getElementById('minMax'+x).innerHTML = minMaxText;
      }
   }
   
   if(changeIt.indexOf('Min') > -1)
   {
      for(y=1;y<6;y++)
      {
         showHideElement('tech'+y+'thumb','tech'+y);
         minMaxText = document.getElementById('minMax'+y).innerHTML.replace('Min','Max');
         document.getElementById('minMax'+y).innerHTML = minMaxText
      }
   }
}
           

function getZindex(e)
{
   if(window.event && window.event.srcElement)
   {
      el = window.event.srcElement;
   }
   if(e && e.target)
   {
      el = e.target;
   }
   if(!el)
   {
      el = 'no el';
   }

   elId = el.id
   idNum = elId.charAt(elId.length-1)

   if(document.getElementById('tech'+elId.charAt(elId.length-1)).style.display != 'none')
   {
      for(x=1;x<6;x++)
      {
           if(x != elId.charAt(elId.length-1))
          {
             document.getElementById('tech'+x).style.zIndex = 3;
          }
          else
          {
             document.getElementById('tech'+x).style.zIndex = 90;
          }
       }
   }
}

function changeMinMaxText(e)
{
   if(window.event && window.event.srcElement)
   {
      el = window.event.srcElement;
   }
   if(e && e.target)
   {
      el = e.target;
   }
   if(!el)
   {
      el = 'no el';
   }

   elId = el.id;
   elIdNum = elId.substr(4,1);

   for(x=1;x<6;x++)
   {
      if(x == elIdNum)
      {
         document.getElementById('minMax'+x).innerHTML = 'Minimize &#035;'+x;
         showHideElement(elId.substr(0,5),elId);
      }
   }
}