/**
 * @author Quicksilver
 */
    function hideAll(){
		var allDivs = document.getElementsByTagName("DIV");
		for(var i = 0; i < allDivs.length ; i++){
			if( allDivs[i].className == "hideableContent" ){
				allDivs[i].style.display = "none";
			} 
		}	
    }
	function goToSub(page, blockid, subnavid){
	    document.location.href = page;
	    showOnlyBlock(blockid);
	    setSubNavCurrent(subnavid);
	} 	
	function showOnlyBlock(blockid){
		hideAll();
		var doc = document.getElementById(blockid);
		doc.style.display = "block";
	}
	
	function clearSubNavItems(){
		var subNavDiv = document.getElementById("subNav");
		var subDivs = subNavDiv.getElementsByTagName("div");
		for(var i = 0; i < subDivs.length; i++){
			subDivs[i].className="notCurrentSub";
		}
	}
	
	function setSubNavCurrent(itemid){
		clearSubNavItems();
		var theitem = document.getElementById(itemid);
		theitem.parentNode.className="currentSub";
	//	var subDivs = theitem.getElementsByTagName("div");
	//	for(var i = 0; i < subDivs.length; i++){
	//		subDivs[i].className="currentSub";
	//	}
	}