function checkNumeric(s_input){
	var s=s_input.value;
	s_input.value=s.replace(/\D+/,'');
}

function searchOrder(){
	var orderId = document.getElementById("orderId_search");
	var email = document.getElementById("email_search");
	var orderIdMsg = document.getElementById("orderIdMsg_search");
	var emailMsg = document.getElementById("emailMsg_search");
	
	orderIdMsg.innerHTML = "";
	emailMsg.innerHTML = "";
	orderIdMsg.style.display = "none";
	emailMsg.style.display = "none";
	
	if(orderId.value==""){
		orderIdMsg.innerHTML = "Please enter your order ID";
		orderIdMsg.style.display = "block";
		return false;
	}
	
	if(email.value==""){
		emailMsg.innerHTML = "Please enter your email.";
		emailMsg.style.display = "block";
		return false;
	}else if(!checkEmail_search(email.value)){
		return false;
	}
	
	document.forms["expoOrderForm"].action = "booking_records.jsp?orderId=" + orderId.value + "&email=" + email.value;
	document.forms["expoOrderForm"].submit();
}


function checkEmail_search(email){
    var msg = "";
	var flag = 0;

	if (!email == '' ){
        if (email.match(/[a-zA-Z0-9_]@+[a-zA-Z0-9_\-]+\.[a-zA-Z0-9_]/ig)==null || email.match(/[\\'"\/]/ig)!=null || email.substr(0, 1) == '_'){ 
	        msg = "Invalid email";
	        flag = 0;
	    }else{
            flag = 1;    
	    }
	}else{
	    flag = 1;
	}
	
	var emailMsg = document.getElementById("emailMsg_search");
	emailMsg.innerHTML = msg;
	emailMsg.style.display = "block";
	
	if (flag==0){
	    return false;
	}else if(flag==1){
	    return true;
	}
}