function check_ctr_onsubmit()
{
    //
    var n=document.getElementById("ctr_name").value;
    var e=document.getElementById("ctr_email").value;
    var d=document.getElementById("ctr_date").value;
    var c=document.getElementById("ctr_count").value;
    var a=document.getElementById("ctr_content").value;
    
    if(n=="")
    {
        alert("please enter your name.");
        return false;
    }
    
    if(!isEmail(e))
    {
        alert("Please enter a valid email address.");
        return false;
    }
    
    if(d=="")
    {
        alert("please enter Your travel date.");
        return false;
    }
    
    if(a=="")
    {
        alert("please enter message."); 
        return false;
    }

    var u=window.location.href;
    var url = "/function/ajax/messagesubmit.aspx?n=" + escape(n) + "&e=" + escape(e) + "&d=" + escape(d) + "&c=" + c + "&a=" + escape(a) + "&u=" + escape(u);
    var re=getValue(url);
    alert(re);
    return true;
}

function check_ctr_footer_onsubmit()
{
    //ctr_footer_name   ctr_footer_email   ctr_footer_date   ctr_footer_count  ctr_footer_content
    var n=document.getElementById("ctr_footer_name").value;
    var e=document.getElementById("ctr_footer_email").value;
    var d=document.getElementById("ctr_footer_date").value;
    var c=document.getElementById("ctr_footer_count").value;
    var a=document.getElementById("ctr_footer_content").value;
    
    if(n=="")
    {
        alert("please enter your name.");
        return false;
    }
    
    if(!isEmail(e))
    {
        alert("Please enter a valid email address.");
        return false;
    }
    
    if(d=="")
    {
        alert("please enter Your travel date.");
        return false;
    }
    
    if(a=="")
    {
        alert("please enter message."); 
        return false;
    }

    var u=window.location.href;
    var url="/function/ajax/messagesubmit.aspx?n="+escape(n)+"&e="+escape(e)+"&d="+escape(d)+"&c="+c+"&a="+escape(a)+"&u="+escape(u);
    var re=getValue(url);
    alert(re);
    return true;
}


function isEmail(strEmail) 
{
if (strEmail.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)
return true;
else
return false;
}