function filterSelect(continent, area, city){
	var link = '/golist/2008/' + continent;
	if(document.getElementById('filterOption').value == ""){
		parent.location = link;
	}
	else{	
		if (area != ""){link = link + '/' + area;}
		if (city != ""){link = link + '/' + city;}
		parent.location = link + '/' + document.getElementById('filterOption').value;		
	}
}
function filterSelect1(){alert("working")}