function	hideAll(useClass) {
	var elems = $$('.' + useClass);
	elems.each(function(elem) {
		Element.hide(elem);
	});	
}

function	showAll(useClass) {
	var elems = $$('.' + useClass);
	elems.each(function(elem) {
		elem.show();
	});	
}

function wdPopup(myURL,dsWinW,dsWinH,dsWinName) {
	var chasm = screen.availWidth;
	var mount = screen.availHeight;
	var dispWindow = window.open(myURL,dsWinName,'width=' + dsWinW + ',height=' + dsWinH + ',left=' + ((chasm - dsWinW - 10) * .5) + ',top=' + ((mount - dsWinH - 30) * .5) + ',scrollbars=yes,resizable=yes');
}	

wdCart = function(StoreID) {
	var useRef = document.location.href;
	if (StoreID == '') {
		var StoreID = 'wheedesign';
	}
	document.location.href = "http://www.cafepress.com/cp/viewcart.aspx?s=" + StoreID + "&keepshopping=" + useRef;
}