function addComment(form)
{
	var item_id = form.item_id.value;
	var name = form.name.value;
	var email = form.email.value;
	var text1 = form.text1.value;
	alert("Makke Liikala "+item_id+" "+name+" "+email+" "+text1);
	var action = "comment";
	ajaxFunction(action,value);	
}
//Globals

var showError = 0;

function ajaxFunction(action,value)
  {
  var xmlHttp;
  try
    {
    // Firefox, Opera 8.0+, Safari
    xmlHttp=new XMLHttpRequest();
    }
  catch (e)
    {
    // Internet Explorer
    try
      {
      xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
      }
    catch (e)
      {
      try
        {
        xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
        }
      catch (e)
        {
        alert("Your browser does not support AJAX!");
        return false;
        }
      } 
    }
    xmlHttp.onreadystatechange=function()
      {
      if(xmlHttp.readyState==4)
       {
        if (action=="get_user")
	{
		return "GET_USER";
	}
	else if (action=="SUBCATEGORY")
	{   
		
		var response = xmlHttp.responseText;
		document.getElementById('rightbar').innerHTML=response;

	}
	else 
	{    
		//document.myForm.hinnasto.value="ELSEEN PAUKAHTI ";
		return "ELSE";

	}

	//alert(response);
		

	//document.myForm.fname.value=xmlHttp.responseText;
	//document.myForm.lname.value=xmlHttp.responseText[0]; 
              
	}
      }
	xmlHttp.open("GET","comment.php?value="+value+"",true); 
    	xmlHttp.send(null);
}


function validate_email(field)
{
with (field)
{
apos=value.indexOf("@");
dotpos=value.lastIndexOf(".");
if (apos<1||dotpos-apos<2)
  {showError = 1;return false;}
else {return true;}
}
}

function validate_required(field,invalidValue)
{
with (field)
{
if (value==null||value==""||value==""+invalidValue+"")
  {showError = 1;return false;}
else {return true}
}
}

function validate_form(thisform)
{
var errorText = [];
showError = 0;
with (thisform)
{
if (validate_required(name,"")==false)
  {errorText.push('Nimesi');}
if (validate_email(email)==false)
  {errorText.push('\nSahkopostisi (osoite tulee olla oikeassa muodossa)');}
//if (validate_required(text1,"")==false)
//  {errorText.push('\nTeksti');}
}

if (showError==1)
{
 alert('Puutteelliset tiedot:\n\n'+errorText.toString());
 return false;
}
}