function toggleLayer(whichLayer)
{
	if (document.getElementById)
	{
		// this is the way the standards work
		var style2 = document.getElementById(whichLayer).style;
		style2.display = style2.display? "":"block";
	}
	else if (document.all)
	{
		// this is the way old msie versions work
		var style2 = document.all[whichLayer].style;
		style2.display = style2.display? "":"block";
	}
	else if (document.layers)
	{
		// this is the way nn4 works
		var style2 = document.layers[whichLayer].style;
		style2.display = style2.display? "":"block";
	}
}

function toggle(obj) {
	var el = document.getElementById(obj);
	if ( el.style.display != 'none' ) {
		el.style.display = 'none';
		
	}
	else {
		el.style.display = '';
	}
}

function showAndHide1(theId) {
   var el = document.getElementById(theId);
   var link = document.getElementById(theId + "_bio");

   if (el.style.display=="none") {
      el.style.display="block"; //show element
      link.innerHTML = "{hide}";
   }
   else {
      el.style.display="none"; //hide element
      link.innerHTML = "{read bio}";
   }
   return false;
}
function showAndHide2(theId) {
   var el = document.getElementById(theId);
   var link = document.getElementById(theId + "_descrip");

   if (el.style.display=="none") {
      el.style.display="block"; //show element
      link.innerHTML = "{hide}";
   }
   else {
      el.style.display="none"; //hide element
      link.innerHTML = "{view}";
   }
   return false;
}

function showAndHide3(theId) {
   var el = document.getElementById(theId);
   var link = document.getElementById(theId + "_descrip");

   if (el.style.display=="none") {
      el.style.display="block"; //show element
      link.innerHTML = "[ - ]";
   }
   else {
      el.style.display="none"; //hide element
      link.innerHTML = "[ + ]";
   }
   return false;
}

function showAndHide4(theId) {
   var el = document.getElementById(theId);
   

   if (el.style.display=="none") {
      el.style.display="block"; //show element
      
   }
   else {
      el.style.display="none"; //hide element
     
   }
   return false;
}