function swapin(divName, obj){
if(currentDiv != null){
document.getElementById(currentDiv).style.display = "none";
}
currentDiv = divName;
document.getElementById(currentDiv).style.display = "block";


var list = document.getElementById("menu-navigation");
var group = list.getElementsByTagName("a");
for (var i = 0; i < group.length; i++){
group[i].parentNode.className="normalli";
}

obj.parentNode.className="live";
obj.blur();

return false;
}






function toggle(action,obj) {
    var obj1 = document.getElementById('news');
    var obj2 = document.getElementById('events');
    var obj3 = document.getElementById('conferences');
	
    if (action == 'show_news') {
     obj1.style.display = 'block';
     obj2.style.display = 'none';
     obj3.style.display = 'none';
    }
	else if (action == 'show_events') {
     obj1.style.display = 'none';
     obj2.style.display = 'block';
     obj3.style.display = 'none';	 
    }
	else if (action == 'show_conferences') {
     obj1.style.display = 'none';
     obj2.style.display = 'none';
     obj3.style.display = 'block';	 
    }
	
  var list = document.getElementById("toggler");
  var group = list.getElementsByTagName("a");
  for (var i = 0; i < group.length; i++){
   group[i].parentNode.className="";
  }
  obj.parentNode.className="live";
  obj.blur();
  return false;
}

var oldDiv = '';

function swapDiv(div){
	var obj = document.getElementById(div);
	objOld = document.getElementById(oldDiv);
	if(oldDiv!='')
		objOld.style.display = 'none';
	obj.style.display = 'block';
	oldDiv=div;
}

var pSize = 12;
var	h1Size = 20;
var	h2Size = 18;	
var	h3Size = 16;	
var	h4Size = 13;	
var	tdSize = 12;	

function fontUp(){
	if (pSize < 16){
		pSize += 1;
		h1Size += 1;
		h2Size += 1;	
		h3Size += 1;	
		h4Size += 1;	
		tdSize += 1;
		
		var main = document.getElementById("mainfse");
		var p = main.getElementsByTagName("p");
		var h1 = main.getElementsByTagName("h1");
		var h2 = main.getElementsByTagName("h2");
		var h3 = main.getElementsByTagName("h3");
		var h4 = main.getElementsByTagName("h4");	
		var td = main.getElementsByTagName("td");	
		
		for (var i = 0; i < p.length; i++){
			p[i].style.fontSize = pSize + 'px';
		}
		for (var i = 0; i < h1.length; i++){
			h1[i].style.fontSize = h1Size + 'px';
		}
		for (var i = 0; i < h2.length; i++){
			h2[i].style.fontSize = h2Size + 'px';
		}
		for (var i = 0; i < h3.length; i++){
			h3[i].style.fontSize = h3Size + 'px';
		}
		for (var i = 0; i < h4.length; i++){
			h4[i].style.fontSize = h4Size + 'px';
		}
		for (var i = 0; i < td.length; i++){
			td[i].style.fontSize = tdSize + 'px';
		}
	}
}
function fontDown(){
	if (pSize > 11){
		pSize -= 1;
		h1Size -= 1;
		h2Size -= 1;	
		h3Size -= 1;	
		h4Size -= 1;	
		tdSize -= 1;
		
		var main = document.getElementById("mainfse");
		var p = main.getElementsByTagName("p");
		var h1 = main.getElementsByTagName("h1");
		var h2 = main.getElementsByTagName("h2");
		var h3 = main.getElementsByTagName("h3");
		var h4 = main.getElementsByTagName("h4");	
		var td = main.getElementsByTagName("td");	
		
		for (var i = 0; i < p.length; i++){
			p[i].style.fontSize = pSize + 'px';
		}
		for (var i = 0; i < h1.length; i++){
			h1[i].style.fontSize = h1Size + 'px';
		}
		for (var i = 0; i < h2.length; i++){
			h2[i].style.fontSize = h2Size + 'px';
		}
		for (var i = 0; i < h3.length; i++){
			h3[i].style.fontSize = h3Size + 'px';
		}
		for (var i = 0; i < h4.length; i++){
			h4[i].style.fontSize = h4Size + 'px';
		}	
		for (var i = 0; i < td.length; i++){
			td[i].style.fontSize = tdSize + 'px';
		}
	}
}