var listItems = 7;
	
	function displayList(num){
	
		for(i = 1; i <= listItems; i++){
			if(i ==num){
				if(document.getElementById("display-list"+i).style.display == "block"){
					document.getElementById("display-list"+i).style.display = "none";
				}else{
					document.getElementById("display-list"+i).style.display = "block";
				}
			}else{
				document.getElementById("display-list"+i).style.display = "none";				
			}
		}
	}