function setUp() {
	var moreInfoElmnts=getByClass(document,
	"moreInfo","div");
	for (i=0;i<moreInfoElmnts.length;i++){
	moreInfoElmnts[i].style.display="none";
	}
}
function moreInfoOpen(obj) {
	var moreInfoElmnts = getByClass(obj.parentNode,
	"moreInfo","div");
	if(moreInfoElmnts[0].style.display=="none"){
	moreInfoElmnts[0].style.display="block";
	}else{
	moreInfoElmnts[0].style.display="none";
	}
}
function getByClass(parentElmnt,className,tagName) {
	var cElmnts=new Array();
	var elmnts=parentElmnt.getElementsByTagName(
	tagName);
	for (i=0;i<elmnts.length;i++) {
	if(elmnts[i].className==className) {
	cElmnts.push(elmnts[i]);
	}
	}
	return cElmnts;
}