function changeSection(which,theFirst){
	
	if(which == undefined || theFirst == undefined){
		which = 'A';
		theFirst = 'AccordionFold';
	}
	
	var oLink = document.getElementById(which);
	var oSection = document.getElementById('glossary_' + which);
	
	try{eval(oLink_prev);}
	catch(e) {
		oLink_prev = document.getElementById(which);
		oSection_prev = document.getElementById('glossary_' + which);
	}
	
	oLink.className = 'selected';
	oSection.style.display = 'block';
	
	if (oLink != oLink_prev) {
		oLink_prev.className = '';
		oSection_prev.style.display = 'none';
		
		oLink_prev = document.getElementById(which);
		oSection_prev = document.getElementById('glossary_' + which);
	}else {
	}
	switchDefinition(theFirst);
}

function switchDefinition(which){
	var oLinkDef = document.getElementById(which);
	var oSectionDef = document.getElementById('def_' + which);
	
	try{eval(oLinkDef_prev);}
	catch(e) {
		oLinkDef_prev = document.getElementById(which);
		oSectionDef_prev = document.getElementById('def_' + which);
	}
	
	oLinkDef.className = 'selected';
	oSectionDef.style.display = 'block';
	
	if (oLinkDef != oLinkDef_prev) {
		oLinkDef_prev.className = '';
		oSectionDef_prev.style.display = 'none';
		
		oLinkDef_prev = document.getElementById(which);
		oSectionDef_prev = document.getElementById('def_' + which);
	}else {
	}
}