function popup(url,detWidth,detHeight) {
	leftPos = 40
	topPos = 40
	detWidth += 20
	detHeight += 20
	if (screen) {
		leftPos = screen.width * .1
		topPos = screen.height * .1
			}
	detWindow = window.open(url,detWidth+"x"+detHeight,'width='+detWidth+',height='+detHeight+',left='+leftPos+',top='+topPos+',toolbar,location,scrollbars,resizable,status')
	detWindow.focus()
}

// thanks Bill Dortch <bdortch@hidaho.com>   hidaho_cookies.js

function getCookieVal (offset) {
  var endstr = document.cookie.indexOf (";", offset);
  if (endstr == -1)
    endstr = document.cookie.length;
  return unescape(document.cookie.substring(offset, endstr));
}
//
function FixCookieDate (date) {
  var base = new Date(0);
  var skew = base.getTime(); // dawn of (Unix) time - should be 0
  if (skew > 0)  // Except on the Mac - ahead of its time
    date.setTime (date.getTime() - skew);
}
//
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,expires,path,domain,secure) {
  document.cookie = name + "=" + escape (value) +
    ((expires) ? "; expires=" + expires.toGMTString() : "") +
    ((path) ? "; path=" + path : "") +
    ((domain) ? "; domain=" + domain : "") +
    ((secure) ? "; secure" : "");
}
//
function DeleteCookie (name,path,domain) {
  if (GetCookie(name)) {
    document.cookie = name + "=" +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      "; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}

function checkVote(theForm) {
    var why = "";
    for (i=0, n=theForm.a.length; i<n; i++) {
        if (theForm.a[i].checked) {
            var checkvalue = theForm.a[i].value;
            break;
        } 
    }
    why += checkRadio(checkvalue);
    if (why != "") {
       alert(why);
       return false;
    }
return true;
// exactly one radio button is chosen
}

function checkRadio(checkvalue) {
var error = "";
   if (!(checkvalue)) {
       error = "Please indicate your choice on this question by selecting YES or NO.\n";
    }
return error;
}