function contactValidation()
{
	var code = document.form1.code.value;
	if(document.form1.name.value=='')
	{
		alert("Please enter your name");
		document.form1.name.focus();
		return false;
	}
	if(document.form1.email.value=='')
	{
		alert("Please enter your email");
		document.form1.email.focus();
		return false;
	}
	if(document.form1.email.value)
		{
			var x = document.form1.email.value;
			var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
			if (filter.test(x)==false)
			{	
				alert("Please enter valid email");
				document.form1.email.select();
				return false;
			}
		}
	if(document.form1.phone.value=='')
	{
		alert("Please enter your phone number");
		document.form1.phone.focus();
		return false;
	}

	/*
    if(document.form1.address.value=='')
  	{
	  alert("Please enter your address");
	  document.form1.address.focus();
	  return false;
  	}
	if(document.form1.query.value=='')
  	{
	  alert("Please enter your query");
	  document.form1.query.focus();
	  return false;
  	}*/
	
      else{
     		call(code);
     		return false;
	 }	 
return true;
}
var request="";

if(window.XMLHttpRequest)  
{
	request= new XMLHttpRequest();
}
else if (window.ActiveXObject)
{
	request= new ActiveXObject("Microsoft.XMLHTTP");
}

function call(code)
{
	//alert(code);
	var url ="validateCaptcha.php?id="+code;
	//alert(url);
	request.open("GET",url,true);
	request.onreadystatechange=callabc;
	request.send(null);
	
}

function callabc()
{
	if(request.readyState==4)
	{
		if(request.status==200)
		{
			var text=request.responseText;	
			//alert(text);
			//return false;
			if(text !="")
			{
			alert(text);
			document.form1.code.value='';
			document.form1.code.focus() ;
			return false ;
			}
			else
			{
			document.form1.submit();
			}	  
		}	 
		 
	}
}