// JavaScript Document
function showDiv(divNumber) { //v2.0
	//show selected, hide the others
	numberDivs = 2;
	for(i = 1; i <= numberDivs; i++){
		var targetObject = document.getElementById("nav"+i);
		if(i == divNumber){
			targetObject.className = "IsVisible";
		}
		else{
			targetObject.className = "NotVisible";
		}
	}
}