function ClearTextBoxes(inputName)
{ 
var inputName;
document.getElementById(inputName).value = ''; 
} 

function doValidation()
{ 
if (window.XMLHttpRequest)
{// code for IE7+, Firefox, Chrome, Opera, Safari
xmlhttp=new XMLHttpRequest();
}
else
{// code for IE6, IE5
xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
}

var errMsg =""; 
var email = document.getElementById('email').value;
var pagen = document.getElementById('pagen').value;

if(typeof(email)=='undefined' || email =='')
{ errMsg = errMsg + "Please enter Email Address";}
else
{ 
if(typeof(email)!='undefined' || email !='')
{
var str = /^[-!#$%&'*+/0-9=?A-Z^_a-z{|}~](.?[-!#$%&*+/0-9=?A-Z^_a-z{|}~])*@[a-zA-Z0-9](-?[a-zA-Z0-9])*(.[a-zA-Z](-?[a-zA-Z0-9])*)+$/;
var re=new RegExp(str);
if(!(re.test(email))){   errMsg = errMsg + "Please enter valid Email Address"; 
}
}
}

if(typeof(errMsg) != 'undefined' && errMsg != '' )
{
alert(errMsg);
errMsg=""; 
return false;
}
else
{
errMsg="";

url="make_contact.php"
url=url+"?email="+email+"&pagen="+pagen;

xmlhttp.open("GET",url,false);
xmlhttp.send(null);
document.getElementById('mailbox').innerHTML=xmlhttp.responseText;
}
}