var openID = "";
var agt = navigator.userAgent.toLowerCase();

function toggle(list){ 

	var listElementStyle=document.getElementById(list).style;
	
	if(openID != list){
	
		if(openID != ""){
			var tempEl = document.getElementById(openID);
			tempEl.style.display = "none";
		}
		openID = list;
	}
	if (listElementStyle.display == "none"){
		
 		if(agt.indexOf('gecko') != -1 ){
			listElementStyle.display = "table-cell";
		}else{
			listElementStyle.display = "block";
		} 
	}
	else{
		listElementStyle.display = "none"; 
	} 
}