function validateform(formname)
{
   if(document.getElementById('name').value=='')
   {
      alert('Please enter your name');
      document.getElementById('name').focus();
      return false;
   }
   if(document.getElementById('phone').value=='')
   {
      alert('Please enter your contact number');
      document.getElementById('phone').focus();
      return false;
   }
     if(isNaN(document.getElementById('phone').value))
	{
		alert("Please enter only Numeric Data");
		document.getElementById('phone').focus();
		return false;
	}
	if(parseInt(document.getElementById('phone').value) < 0)
	{
		alert("Negative values are not allowed for this field.");
		document.getElementById('phone').focus();
		return false;
	}
   
      if(document.getElementById('reg_email').value=='')
   {
      alert('Please enter your email');
      document.getElementById('reg_email').focus();
      return false;
   }
   if (!isEmailAddr(document.getElementById('reg_email').value))
    {
        alert("Please enter a complete email address in the form: yourname@yourdomain.com");
        document.getElementById('reg_email').focus();
        return false;
    }
	
	if(document.getElementById('occupation').value=='')
   {
      alert('Please enter your occcupation');
      document.getElementById('occupation').focus();
      return false;
   }
   
       if(document.getElementById('reason').value=='')
   {
      alert('Please enter reasons for becoming a part of AUPP Group');
      document.getElementById('reason').focus();
      return false;
   }

  
   if(document.getElementById('hidvalue').value==1)
   {
    return false; 
   }
   else
   {
	   return true;
   }
}

function isEmailAddr(email)
{
  var result = false
  var theStr = new String(email)
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
    result = true;
  }
  return result;
}

function validatelogin()
{
	if(document.getElementById('loginEmail').value=='')
   {
      alert('Please enter your email');
      document.getElementById('loginEmail').focus();
      return false;
   }
   if (!isEmailAddr(document.getElementById('loginEmail').value))
    {
        alert("Please enter a complete email address in the form: yourname@yourdomain.com");
        document.getElementById('loginEmail').focus();
        return false;
    }
	
	if(document.getElementById('loginPassword').value=='')
   {
      alert('Please enter your password');
      document.getElementById('loginPassword').focus();
      return false;
   }
   	
	
}

function validate(formname)
{
   if(document.getElementById('name').value=='')
   {
      alert('Please enter your name');
      document.getElementById('name').focus();
      return false;
   }
   if(document.getElementById('phone').value=='')
   {
      alert('Please enter your contact number');
      document.getElementById('phone').focus();
      return false;
   }
     if(isNaN(document.getElementById('phone').value))
	{
		alert("Please enter only Numeric Data");
		document.getElementById('phone').focus();
		return false;
	}
	if(parseInt(document.getElementById('phone').value) < 0)
	{
		alert("Negative values are not allowed for this field.");
		document.getElementById('phone').focus();
		return false;
	}
   
      	if(document.getElementById('occupation').value=='')
   {
      alert('Please enter your occcupation');
      document.getElementById('occupation').focus();
      return false;
   }
   
       if(document.getElementById('reason').value=='')
   {
      alert('Please give some reasons');
      document.getElementById('reason').focus();
      return false;
   }
   
   return true; 
}

var xmlhttp;

function getUser(str)
{
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Browser does not support HTTP Request");
  return;
  }
var url="getuser.php";
url=url+"?q="+str;
xmlhttp.onreadystatechange=stateChanged;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}
function stateChanged()
{
if (xmlhttp.readyState==4)
{
  if(xmlhttp.responseText!='')
  {
    alert(xmlhttp.responseText);
	document.getElementById('reg_email').value='';
	document.getElementById('reg_email').focus();
	document.getElementById('hidvalue').value=1;
  }
  else
  {
	document.getElementById('hidvalue').value='';  
  }
  
}
}

function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}