// Check for Internet Exploder and version
var DrsIE = false;
var DrsIEver = 0;
if (navigator.appName == 'Microsoft Internet Explorer') {
  DrsIE = true;
  var re  = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
  if (re.exec(navigator.userAgent) != null) DrsIEver = parseFloat( RegExp.$1 );
}

var drsActiveMnu = "";
var drsTimeout;

function drsMnuOver (id,no_effect) {
  drsMnuClear();
  drsTimeout = self.setTimeout('drsMnuOver2("' + id + '",' + no_effect + ')', 200);
}
  
function drsMnuOver2 (id,no_effect) {
  drsMnuClear();
  //if (id == drsActiveMnu) return;
  if (drsActiveMnu && id != drsActiveMnu) {
    // hide
    $("mnu_" + drsActiveMnu).fade({duration: 0.2});
    //$('link_' + drsActiveMnu).className = '';
    drsActiveMnu = "";
    }
  //$('nav1').className = '';
  if (id && $("mnu_" + id)) {
    //alert(id);
    no_effect ? $("mnu_" + id).show() : $("mnu_" + id).appear({duration: 0.5});
    //$('link_' + id).className = 'active';
    drsActiveMnu = id;
    //$('nav1').className = 'active';
    }
}

function drsMnuClear () {
  if (drsTimeout) self.clearTimeout(drsTimeout);
}

function drsMnuOut () {
  drsMnuClear();
  drsTimeout = self.setTimeout('drsMnuOver(drsActivePage)', 500);
}

function setPrice (id,price) {
  var p = "" + (parseInt($('amount_' + id).value) * price / 100);
  if (/\./.test(p)) {
    p = p.replace(/\./,",");
    p = p.replace(/,(\d)$/,",$1"+"0");
    }
  else {
    p += ",00";
    }
  $('totalprice_' + id).update(p);
  $('totaalprijs_' + id).value = p;
  return false;
}