function load_countries(continent, country_id){	
	var url = 'common.php?action=countries&continent='+continent+'&country_id='+country_id; 	
	$("#countryDiv").load(url);	
}

function load_counties(country, county_id){	
	var url = 'common.php?action=counties&country='+country+'&county_id='+county_id; 
	$("#countyDiv").load(url);
}

function myFavourites(id, op_type){
	var url = 'common.php?action=myFavourites&id='+id+'&op_type='+op_type;
	$("#myFavouritesStatus").load(url);
}

function checkRef(){
			if (document.getElementById('RefID').value==''){
				alert('Enter Reference Number.');
				document.getElementById('RefID').focus();
				return false;
			}
			if (isNaN(document.getElementById('RefID').value)){
			alert('Please enter a valid Reference Number.');
			document.getElementById('RefID').focus();
			return false;
			}
		}