function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

CSAg = window.navigator.userAgent; CSBVers = parseInt(CSAg.charAt(CSAg.indexOf("/")+1),10);
function validate()
{
        // don't validate if browser is less than 4.x
        if (CSBVers < 4)
                return true;

        var nameIsValid = true;


        // check if email field is blank
        if (document.userform.email.value == "")
          {
                    alert("Please enter a value for the \"email\" field.");
                    document.userform.email.focus();
                    return (false);
          }

        var emailString = document.userform.email.value;
        var addressIsValid = false;

        aPos = emailString.indexOf("@");
        aLastPos = emailString.lastIndexOf("@");
        dotPos = emailString.lastIndexOf(".");
        lastPos = emailString.length-1;

        if ( (aPos < 1) || (dotPos-aPos < 2) ||
                 (lastPos-dotPos > 4) || (lastPos-dotPos < 2) ||
                 (aPos != aLastPos)   || (emailString.indexOf(" ") == 0)
           )
                addressIsValid = false;
        else
                addressIsValid = true;


          if (!addressIsValid)
          {
                    alert("The \"email\" field is invalid, please try again.");
                        document.userform.email.focus();
                    return (false);
          }

        return true;

}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}