function dispsections(id){

	var section=document.getElementById(id);
	var sectionsymbol=document.getElementById("plus"+id);
	
	if(section.style.display=="block"){ 
		
		section.style.display="none"
		sectionsymbol.innerHTML='[+]'
	
	}else{
		
		section.style.display="block"
		sectionsymbol.innerHTML='[-]'
	
	}
		
}