<!--

var newNav = false
var coll     = ""
var styleObj = ""
var HIDEME   = "hidden"
var SHOWME   = "visible"

if (parseInt(navigator.appVersion) >= 4) {
  if (document.getElementById) {
    newNav = true
  }
  else if(document.layers) {
    HIDEME = "hide"
    SHOWME = "show"
  }
  else {
    coll = "all."
    styleObj = ".style"
  }
}


function HideMe(max)
{
  max = max + 1
  var str
  for (i = 1; i < max; i++) {
    str = "ans" + i
    if (newNav) {
      if (document.getElementById(str) != null)
      	document.getElementById(str).style.visibility = "hidden"
    }
    else {
      var obj = eval ("document." + coll + str + styleObj)
      if (obj!= null) 
          obj.visibility = HIDEME
    }
  }
}

function ShowMe(max)
{
  max = max + 1
  var str
  for (i = 1; i < max; i++) {
    str = "ans" + i
    if (newNav) {
      if (document.getElementById(str) != null)
          document.getElementById(str).style.visibility = "visible"
    }
    else {
      var obj = eval ("document." + coll + str + styleObj)
      if (obj!= null) 
          obj.visibility = SHOWME
    }
  }
}


//-->