var ResArray = new Array()
	ResArray[0] = 'Clinical nephology'
	ResArray[1] = 'Dialysis'
	ResArray[2] = 'Hypertension'
	ResArray[3] = 'Vascular Physiology, Renal Hemodynamics'
	ResArray[4] = 'Heridity, Genetics, Development'
	ResArray[5] = 'Mediators, Signaling, Cell growth, Apotosis'
	ResArray[6] = 'Inflammatory processes and renal pathology'
	ResArray[7] = 'Mineral Metabolism'
	ResArray[8] = 'Transplantation'
	ResArray[9] = 'Pedriatric Nephrology'		

//Opens and closes Research Fields.

function pulldown(status, int) {
	if (status == 'open'){
		document.getElementById('nierMenu'+int).style.visibility="visible"
		document.getElementById('nierMenu'+int).style.position="relative" 
		document.getElementById('section'+int).innerHTML="<li onclick=\"pulldown('close', "+int+")\" class=\"mainMenu\" >"+ResArray[int-1]+" (click to close)</li>"
	}
	else if (status == 'close'){					
		document.getElementById('nierMenu'+int).style.visibility="hidden"
		document.getElementById('section'+int).innerHTML="<li onclick=\"pulldown('open', "+int+")\" class=\"mainMenu\" >"+ResArray[int-1]+" (click to open)</li>"
		document.getElementById('nierMenu'+int).style.position="absolute" 
	}
}

//Ajax function used for searching for keywords in Keywords database.

function NierajaxFunction(val1)
  {
  var xmlHttp;
  try{
    // Firefox, Opera 8.0+, Safari
    xmlHttp=new XMLHttpRequest();
  }
  catch (e){
    // Internet Explorer
    try{
      xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch (e){
      try{
        xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
        }
      catch (e){
        alert("Your browser does not support AJAX!");
        return false;
        }
      }
    }
    xmlHttp.onreadystatechange=function(){
      if(xmlHttp.readyState==4)
        {
        document.getElementById('results').innerHTML=xmlHttp.responseText;
        }
      }
    file = "/~zuurman/extensions/externalWikiSettings.php"
    file = file + "?q="+val1
    xmlHttp.open("GET", file ,true);
    xmlHttp.send(null);
  }

function addData(val){
  document.getElementById('results').innerHTML='<div>Keyword added</div>';
  document.getElementById('nierSearch')
  var y=document.createElement('option');
  y.text=val
  var x=document.getElementById('select');
  try
    {
    x.add(y,null); // standards compliant
    }
  catch(ex)
    {
    x.add(y); // IE only
    }
  old = document.userlogin2.nierKeywords.value
  if (old == ''){
	document.userlogin2.nierKeywords.value = val
  }
  else {
	document.userlogin2.nierKeywords.value=val
  }	
  document.userlogin2.nierKeywords.value = old+"&"+val
  document.userlogin2.nierSearch.value = ''
}	
function removeSelected(){
  var x=document.getElementById('select')
  var y=document.getElementById('select').value
  x.remove(x.selectedIndex)
  old = document.userlogin2.nierKeywords.value
  repl = new RegExp("&"+y)
  var replaced = old.replace(repl, '')
  document.userlogin2.nierKeywords.value=replaced
}