/** XHConn - Simple XMLHTTP Interface - bfults@gmail.com - 2005-04-08        **
 ** Code licensed under Creative Commons Attribution-ShareAlike License      **
 ** http://creativecommons.org/licenses/by-sa/2.0/                           **/
function XHConn()
{
  var xmlhttp, bComplete = false;
  try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); }
  catch (e) { try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); }
  catch (e) { try { xmlhttp = new XMLHttpRequest(); }
  catch (e) { xmlhttp = false; }}}
  if (!xmlhttp) return null;
  this.connect = function(sURL, sMethod, sVars, fnDone)
  {
    if (!xmlhttp) return false;
    bComplete = false;
    sMethod = sMethod.toUpperCase();

    try {
      if (sMethod == "GET")
      {
        xmlhttp.open(sMethod, sURL+"?"+sVars, true);
        sVars = "";
      }
      else
      {
        xmlhttp.open(sMethod, sURL, true);
        xmlhttp.setRequestHeader("Method", "POST "+sURL+" HTTP/1.1");
        xmlhttp.setRequestHeader("Content-Type",
          "application/x-www-form-urlencoded");
      }
      xmlhttp.onreadystatechange = function(){
        if (xmlhttp.readyState == 4 && !bComplete)
        {
          bComplete = true;
          fnDone(xmlhttp);
        }};
      xmlhttp.send(sVars);
    }
    catch(z) { return false; }
    return true;
  };
  return this;
}


function validate_form()
{
	
	var var1=document.getElementById('name').value;
	var var2=document.getElementById('phone').value;
	var var3=document.getElementById('address').value;
	var var4=document.getElementById('email').value;
	var var5=document.getElementById('company').value;
	var var6=document.getElementById('position').value;
	var var7=document.getElementById('message').value;
	var var8=document.getElementById('code').value;
	var var9=document.getElementById('eventdatelocation').value;
	
	

		if(var1.length!=0 && var2.length!=0 && var3.length!=0 && var4.length!=0 && var5.length!=0 && var6.length!=0 && var8.length!=0 && var9 != 'none')
		{
			if(echeck(var4)==false)
					return false;
			
			
			
					
		}
		else
   		{
	   		if(var1.length==0)
	   		{
	   		alert('Please enter your name !');
	   		return false;
	   		}
	   		else if(var5.length==0)
	   		{
	   		alert('Please enter your company name !');
	   		return false;
	   		}
	   		else if(var6.length==0)
	   		{
	   		alert('Please enter your position !');
	   		return false;
	   		}
	   		else if(var2.length==0)
	   		{
	   		alert('Please enter your phone number !');
	   		return false;
	   		}
	   		else if(var4.length==0)
	   		{
	   		alert('Please enter your email address !');
	   		return false;
	   		}
	   		else if(var3.length==0)
	   		{
	   		alert('Please enter your postal address !');
	   		return false;
	   		}
	   		else if(var8.length==0)
	   		{
	   		alert('Please write the verification code !');
	   		return false;
	   		}
	   		else if(var9== 'none')
	   		{
	   		alert('Please select a date and location !');
	   		return false;
	   		}
   		}
   		
   		
   		
    	var ax = new XHConn();
  	    var on_finish = function(bx) {
				  
		reply=bx.responseText;
		
				   
				 
		 if(reply==1)
		 {
		     alert('The verification code is not correct!');
		     return false;
		 }
		else {
		 document.getElementById('form1').submit();
		
		}
	
				   	
				 
				   	
		}	
			
		ax.connect('ajax.php','GET','code='+var8,on_finish);
	   return false;		
				  
	   	
	   		
  }
	



function echeck(str) {

		var at="@";
		var dot=".";
		var lat=str.indexOf(at);
		var lstr=str.length;
		var ldot=str.indexOf(dot);
		if (str.indexOf(at)==-1)
    {
		    alert("Invalid E-mail ID");
		    return false;
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail ID");
		   return false;
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail ID");
		    return false;
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail ID");
		    return false;
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail ID");
		    return false;
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail ID");
		    return false;
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail ID");
		    return false;
		 }

 		 return true;					
	}