function validateForm()
{
    var selectedItems = getSelectedCheckbox(document.form[0].question1);
if (selectedItems.length != 0) 
{ 
    alert("q1 selected");
}
else
{
    alert("Q1 not selected");
}

}

function getSelectedCheckbox(buttonGroup) 
{

   var retArr = new Array();
   var lastElement = 0;
   if (buttonGroup[0]) { // if the button group is an array (one check box is not an array)
      for (var i=0; i<buttonGroup.length; i++) {
         if (buttonGroup[i].checked) {
            retArr.length = lastElement;
            retArr[lastElement] = i;
            lastElement++;
         }
      }
   } else { // There is only one check box (it's not an array)
      if (buttonGroup.checked) { // if the one check box is checked
         retArr.length = lastElement;
         retArr[lastElement] = 0; // return zero as the only array value
      }
   }
   return retArr;
}

function showOtherQuestion5(number)
{
   hideAllBoxes();
   if(number == "1")
   {	
      document.getElementById('question5other1').style.display="block";
   }
   else if(number == "2")
   {
      document.getElementById('question5other2').style.display="block";
   }
   else if(number == "3")
   {
      document.getElementById('question5other3').style.display="block";
   }
}
function hideAllBoxes()
{
	document.getElementById('question5other1').style.display="none";
	document.getElementById('question5other2').style.display="none";
	document.getElementById('question5other3').style.display="none";
}

function showOtherQuestion7(number)
{
   hideAllBoxes2();
   if(number == "1")
   {	
      document.getElementById('question7other1').style.display="block";
   }
}
function hideAllBoxes2()
{
	document.getElementById('question7other1').style.display="none";
}

var expDays = 99; // number of days the cookie should last
var page = "http://arthritisaustralia.com.au/popup/nodeid/582/";
//var page = "../panbio_survey/index.php";
var windowprops = "width=700,height=600,location=no,toolbar=no,menubar=no,scrollbars=yes,resizable=yes";
function GetCookie (name)
{  
   var arg = name + "=";  
   var alen = arg.length;  
   var clen = document.cookie.length;  
   var i = 0;  
   while (i < clen)
   {    
      var j = i + alen;    
      if (document.cookie.substring(i, j) == arg)      
      return getCookieVal (j);    
      i = document.cookie.indexOf(" ", i) + 1;    
      if (i == 0) break;   
   }  
   return null;
}
function SetCookie (name, value)
{  
   var argv = SetCookie.arguments;  
   var argc = SetCookie.arguments.length;  
   var expires = (argc > 2) ? argv[2] : null;  
   var path = (argc > 3) ? argv[3] : null;  
   var domain = (argc > 4) ? argv[4] : null;  
   var secure = (argc > 5) ? argv[5] : false;  
   document.cookie = name + "=" + escape (value) + 
   ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + 
   ((path == null) ? "" : ("; path=" + path)) +  
   ((domain == null) ? "" : ("; domain=" + domain)) +    
   ((secure == true) ? "; secure" : "");
}
function DeleteCookie (name)
{  
   var exp = new Date();  
   exp.setTime (exp.getTime() - 1);  
   var cval = GetCookie (name);  
   document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
}
var exp = new Date(); 
exp.setTime(exp.getTime() + (expDays*24*60*60*1000));
function amt()
{
   var count = GetCookie('count')
   if(count == null)
   {
      SetCookie('count','1')
      return 1
   }
   else
   {
      var newcount = parseInt(count) + 1;
      DeleteCookie('count')
      SetCookie('count',newcount,exp)
      return count
   }
}
function getCookieVal(offset)
{
   var endstr = document.cookie.indexOf (";", offset);
   if (endstr == -1)
   endstr = document.cookie.length;
   return unescape(document.cookie.substring(offset, endstr));
}

function checkCount()
{
   var count = GetCookie('count');
   if (count == null)
   {
      count=1;
      SetCookie('count', count, exp);
      window.open(page, "", windowprops);
   }
   else
   {
      count++;
      SetCookie('count', count, exp);
   }
}
//checkCount();



var myLayers = new Array(100);

function displayLayer(divName, num)
{
if(myLayers[num] == null)
myLayers[num] = false;

if(myLayers[num] == false)
{
	document.getElementById(divName).style.display="block";
myLayers[num]  = true;
}
else
{
document.getElementById(divName).style.display="none";
myLayers[num]  = false;
}
}

function newone()
{
alert("hello");
}