var eventdetails = {
	onload: function() {
		var main = document.getElementById('main');
		for(var o=main.firstChild;o;o=o.nextSibling) {
			if(o.className == 'eventheader') {
				for(var c=o.firstChild;c;c=c.nextSibling) {
					if(c.className == 'showhide') {
						break;
					}
				}
				if(c) {
					c.innerHTML = '<img src="images/plussign.gif" alt="view" width="15" height="19" onclick=\'javascript: window.eventdetails.showhide(this,true);\'><img src="images/minussign.gif" alt="hide" width="15" height="19" onclick=\'javascript: window.eventdetails.showhide(this,false);\'>';
				}
			}
			if(o.className == 'eventdetail') {
				o.style.display = 'none';
			}
		}

		return true;
	},
	showhide: function (img,showorhide) {
		var header = img.parentNode.parentNode;
		while(header) {
			if(header.className == "eventdetail") break;
			header = header.nextSibling;
		}
		if(header) {
			if(showorhide) {
				header.style.display = 'block';
			}else{
				header.style.display = 'none';
			}
		}
	}
};