function validateForm()
{

var x=document.forms["AdWin"]["name"].value
if (x==null || x=="" || x=="Your Full Name (required)")
  {
  alert("Please write your full name");
  return false;
  }
var x=document.forms["AdWin"]["email"].value
var atpos=x.indexOf("@");
var dotpos=x.lastIndexOf(".");
if (atpos<1 || dotpos<atpos+2 || dotpos+2>=x.length)
  {
  alert("Please enter a valid email address.");
  return false;
  }
var x=document.forms["AdWin"]["security_code"].value
if (x==null || x=="" || x=="Enter Image code here")
  {
	alert("Please enter the image code");
  return false;
  }
  
  }