// define global variables
var elHeading;
var elCategory;
var elListing;
var arDescription;
var elementSelected = 0;
var categorySelected = 0;
var defaultZoom = 13;
var inZoom;



window.onload = fnPreparePage;





// identify page content areas and do something with the array data after giving the parser time to populate it
function fnPreparePage() {
	elHeading = document.getElementById("heading");
	elCategory = document.getElementById("category");
	elListing = document.getElementById("listing");
	fnCreateNavigation();
	
	// layout item map if available on the page
	if (document.getElementById("itemMap")) {
		fnPrepareItemMap();
	}
	
	t = setTimeout("fnSortItems()",100);
}