function addPaxValue(x,y){
	var sHref = document.getElementById(x).href;
	if(sHref.indexOf("&quantity")!=-1){
		sHref = sHref.substring(0, sHref.indexOf("&quantity"));
		}
	sHref = sHref + '&quantity=' + y;
	document.getElementById(x).href = sHref;
	return;
}

function addPaxValueAdultChildren(x,y,z){
	var sHref = document.getElementById(x).href;
	if(sHref.indexOf("&quantity")!=-1){
		sHref = sHref.substring(0, sHref.indexOf("&quantity"));
		}
	if(sHref.indexOf("&childqty")!=-1){
		sHref = sHref.substring(0, sHref.indexOf("&childqty"));
		}

	sHref = sHref + '&quantity=' + y + '&childqty=' + z;
	document.getElementById(x).href = sHref;
	return;
}


function checkBeforeCORE(x){
	var valText = document.getElementById(x).value;
	if(valText==''){
		alert('You must choose at least 1 person');
		return true;
	}
}