function go(url, target)
{
	if (target) {
		window.open(url, target);
	} else {
		document.location.href = url;
	}
}

function setClassName(obj, name)
{
	obj.className = name;
}

function warn_delete(name)
{
	var str = 'Are you sure you want to delete:\n\t' + name;
	return confirm(str);
}

function IsNumeric(strString)
   //  check for valid numeric strings	
   {
   var strValidChars = "0123456789.-";
   var strChar;
   var blnResult = true;

   if (strString.length == 0) return true;

   //  test strString consists of valid characters listed above
   for (i = 0; i < strString.length && blnResult == true; i++)
      {
      strChar = strString.charAt(i);
      if (strValidChars.indexOf(strChar) == -1)
         {
         blnResult = false;
         }
      }
   return blnResult;
   }