function addLoadEvent(func) {
	var ssArray = "";
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}

// Function to toggle an elements display
// elementID is the name of the element you want to toggle.
// currentDisplay is a boolean that's passed in and represents the elements current display type.
function toggleDisplay(elementID, currentDisplay) {
	var element = document.getElementById(elementID);
	if (currentDisplay){
		element.style.display = "none";
		currentDisplay = false;
	} else {
		element.style.display = "block";
		currentDisplay = true;
	}
	return currentDisplay;
}

var currentClass;
function classSwitcher(el,stateClass) {
	var element = (typeof el == "object") ? el : document.getElementById(el);
	if(currentClass==undefined || currentClass==stateClass) currentClass = element.className;

	if(element.className == currentClass || element.className == "") {
		element.className = stateClass;
	} else {
		element.className = currentClass;
	}
}