var currentSelector = "catSessions";
var currentPLChoice = "abSessions";
var currentCon = "aSessions";
var currentCat = "SmallGroupLeadership101";

function toggleSession(value) {
	var Object;
	//alert(value);
	if(Object = document.getElementById(value))
	{
		if(Object.className == "sessionClosed")
		{
			Object.className = "sessionOpen";
		}
		else
		{
			Object.className = "sessionClosed";
		}
	}
	else
		alert(value + ' is not a valid id.');
}

function changeSelector(value) {
	//alert(value);
	//alert(currentSelector);
	if(document.getElementById(value))
	{
		document.getElementById('selectorBox').className = value;
		document.getElementById(currentSelector).className = "";
		document.getElementById(value).className = "selected";
		currentSelector = value;
	}
	else
		alert(value + ' is not a valid section.');
}

function changeSelectorC(value) {
	if(document.getElementById(value))
	{
		document.getElementById('selectorBox').className = value;
		document.getElementById(currentPLChoice).className = "";
		document.getElementById(value).className = "selected";
		currentPLChoice = value;
	}
	else
		alert(value +' is not a valid section.');
}

function showCatName(value) {
//alert(value);
var name;
	if(name = document.getElementById(value))
		//alert(name);
		showCat(name);
	else
		alert(value +'is not a valid category.');
}

function showCat(value) {
//alert(currentCat);
//alert(document.getElementById('selectorTitle').innerHTML);
//alert(value.innerHTML);
//alert(document.getElementById('categoryFilter').className + ' - ' + value.id);
//alert(value.id);
//alert(document.getElementById(currentCat).className);
	document.getElementById('selectorTitle').innerHTML = value.innerHTML;
	document.getElementById('categoryFilter').className = value.id;
	document.getElementById(currentCat).className = "";
	value.className = "selected";
	currentCat = value.id;
//alert(currentCat);
}

function conTime(value) {
	if(document.getElementById(value))
	{
	document.getElementById('conversations').className = value;
	document.getElementById(currentCon).className = "conMenu";
		document.getElementById(value).className = "conMenuS";
		currentCon = value;
	}
	else
		alert(value + ' is not a valid time.');
}

function getQueryVariable(variable) {
	var query = window.location.search.substring(1);
	var vars = query.split("&");
	for (var i=0;i<vars.length;i++) {
		var pair = vars[i].split("=");
		if (pair[0] == variable) {
			return pair[1];
		}
	}
}