function toggle_panel(id, hfCounter, textPrefix){
	var panId = id;
	var divText = document.getElementById(textPrefix + panId);
	var panCount = document.getElementById(hfCounter).value;
	if(divText.style.display == "block"){
		divText.style.display = "none";
	}
	else{
		for(i = 0; i < panCount; i++){
			document.getElementById(textPrefix + i).style.display = "none";	
		}
		divText.style.display = "block";
	}
}