var win = '';
    function openWin(url)
    {
        win = window.open(url,'newWin');
       // window.focus();
    }

    function showAll()
    {
	var sLink = document.getElementById("retailerLink");
        var tag = document.getElementsByTagName('img');
        for(var i=0;i<tag.length;i++) {
            if (tag[i].src == 'http://www.vouchers-and-deals.co.uk/img/vouchersButton.gif')
                {
                tag[i].style.display='none';
                }
        }
        openWin(sLink.href);
    }

function validatePasswords()
{
var sEmail = txtUpgradeEmail;
var sScreen = txtScreenName.value;
var sPWD1 = txtNewPassword.value;
var sPWD2 = txtConfirmNewPassword.value;
var sMessage = '';
var re = /^\w+$/; 
if(sEmail.length < 1||sScreen.length < 1||sPWD1.length < 1||sPWD2.length < 1)
{sMessage = sMessage + 'All fields are required.<br/>';}
if(sPWD1.length < 8)
	{sMessage = sMessage + 'Password must be 8 characters or more.<br/>';}
if(!re.test(sPWD1)) 
	{sMessage = sMessage + 'Password must only contain letters or numbers.<br/>';}
if(sPWD1!=sPWD2) 
	{sMessage = sMessage + 'Passwords do not match.<br/>';}

if(sMessage.length > 1)
{
document.getElementById("errMessage").innerHTML = sMessage;
return false;
}
else
{
return true;
}
}