var qiwidth = 80
var bgcolor = '#eeeeee';

ie4 = document.all ? 1 : 0;
ns4 = document.layers ? 1 : 0;
if(!ns4 && navigator.appName.indexOf("Netscape")>=0)
ns6 = (document.getElementById("info")) ? 1 : 0;
else
ns6=0;

if(ie4)qidiv = document.all.info;
else if(ns6)qidiv = document.getElementById("info");
else if(ns4)qidiv = document.layers['info'];


function SI(text, e){
   if(ie4)
    input  = "<table border=0 cellpadding=0 cellspacing=1 bgcolor="+color+"><tr><td><table width=\"100%\" border=0 cellpadding=3 cellspacing=0 bgcolor="+bgcolor+"><tr><td><font color="+color+">"+text+"</font></td></tr></table></td></tr></table>";
  else if(ns4 || ns6)
    input  = "<table border=0 cellpadding=0 cellspacing=0 bgcolor="+color+"><tr><td><table width=\"100%\" border=0 cellpadding=3 cellspacing=1 bgcolor="+bgcolor+"><tr><td><font color="+color+">"+text+"</font></td></tr></table></td></tr></table>";

  if(ie4 || ns6){
    qidiv.innerHTML = input;
    if(ie4){
      qidiv.style.top   = document.body.scrollTop + event.y + 10;
      xpos = document.body.scrollLeft + event.x - 100;
      if(xpos<0) xpos=0;
      else if(xpos>(document.body.clientWidth-qiwidth-140)) xpos = document.body.clientWidth-qiwidth-140;
      qidiv.style.left  = xpos;
    }else{
      qidiv.style.top   = e.pageY + 20;
      xpos = e.pageX - 10;
      if(xpos<0) xpos=0;
      else if(xpos>(window.innerWidth-qiwidth-140)) xpos = window.innerWidth-qiwidth-140;
      qidiv.style.left  = xpos;
    }
    qidiv.style.visibility = "visible";
  }else if(ns4){
    qidiv.document.write(input);
    qidiv.document.close();
    qidiv.top   = e.pageY + 20;
    xpos = e.pageX - 10;
    if(xpos<0) xpos=0;
    else if(xpos>(window.innerWidth-qiwidth-140)) xpos = window.innerWidth-qiwidth-140;
    qidiv.left = xpos;
    qidiv.visibility = "show";
  }
}
function HI(){
  if(ie4 || ns6)qidiv.style.visibility = "hidden";
  else if(ns4)qidiv.visibility = "hide";
}

function mail(email){
cW('http://www.wg-welt.de/index/mail.html?email='+email,'','360','360')
}



if(!document.layers)document.writeln("<link rel=\"stylesheet\" href=\"../formate_1.css\" type=\"text/css\">");

function cW (winurl, winname, winbreite, winhoehe){
var scroll="no";
if(winurl.indexOf("print")!=-1){scroll="yes";}
if(winbreite>(screen.availWidth-100)){
    winbreite=screen.availWidth-100;
    scroll="yes";
    if(winhoehe<(screen.availHeight-100)){
    winhoehe=eval(winhoehe)+20
    }
}
if(winhoehe>(screen.availHeight-100)){
    winhoehe=screen.availHeight-100;
    scroll="yes";
    if(winbreite<(screen.availWidth-100)){
    winbreite=eval(winbreite)+20
    }
}
if(winbreite<200){
    winbreite=200;
}
var winseite = (screen.availWidth - winbreite) / 2;
var winoben = (screen.availHeight - winhoehe) / 2;
var parameter = ('width='+ winbreite +',height='+ winhoehe +',left='+ winseite +',top='+ winoben +',scrollbars='+ scroll +',resizable=no,status=no');
var winname = window.open(winurl,'winname',parameter);
winname.focus();
}



/** Syntaktischer Check der E-Mail Adresse **/
function EMail(s)
{
 var a = false;
 var res = false;
 if(typeof(RegExp) == 'function')
 {
  var b = new RegExp('abc');
  if(b.test('abc') == true){a = true;}
  }

 if(a == true)
 {
  reg = new RegExp('^([a-zA-Z0-9\\-\\.\\_]+)'+
                   '(\\@)([a-zA-Z0-9\\-\\.]+)'+
                   '(\\.)([a-zA-Z]{2,4})$');
  res = (reg.test(s));
 }
 else
 {
  res = (s.search('@') >= 1 &&
         s.lastIndexOf('.') > s.search('@') &&
         s.lastIndexOf('.') >= s.length-5)
 }
 return(res);
}

function remove_whitespace(item)
{
  var tmp = "";
  for (index = 0; index < item.length; index++)
  {
   if(item.charAt(index) != ' ')
   {
    tmp += item.charAt(index);
   }
  }
  return tmp;
}

function check_chiffre()
{
 var message = "";
 var m_color = "yellow";
 if(remove_whitespace(document.chiffre.from.value) != "") {
  if(!EMail(document.chiffre.from.value)) {
   message = 'y';
   document.chiffre.from.style.backgroundColor = m_color; 
  }
 } 
 else { 
  message = 'y';
  document.chiffre.from.style.backgroundColor = m_color; 
 }
 
  if(message != '' || message1 != '')
  {
   if(message == 'y')
    message_show = "Ungültige E-Mail Adresse - Bitte korrigieren!";
   alert(message_show);
   return false;
  } 
  else
  {
   document.suche_wg.submit();
 }  
}