var  searchInterval;
var colorCounter=0;
var colorMaxCount=17;
var color= new Array ( "#dd0000", "#00dd00", "#0000dd", "#bb0000", "#00bb00", "#0000bb", "#dd0000", "#00dd00", "#0000dd", "#dd0000", "#00dd00", "#0000dd", "#bb0000", "#00bb00", "#0000bb", "#dd0000", "#00dd00", "#0000dd");

function messageoff() {
   document.getElementById('working').style.visibility='hidden';
   document.getElementById('working').style.height=0;
   document.getElementById('working').style.padding=0;
   document.getElementById('working').style.margin=0;
   document.getElementById('working').style.margin=0;
   document.getElementById('working').innerText="";
   document.getElementById('working2').style.visibility='visible';
   document.getElementById('working2').style.height='0';
   document.getElementById('working2').style.padding='2px';
   document.getElementById('working2').style.margin=0;
   clearInterval(searchInterval); 
//   if(colorCounter<=colorMaxCount) {
//     document.getElementById('working2text').style.color=color[colorCounter];
//     colorCounter++;
//     searchInterval=setInterval("messageoff()", 2000);
//   }
}

function messageon() {
   document.getElementById('working').style.visibility='visible';
   document.getElementById('working').style.height='1em';
   document.getElementById('working').style.padding='2px';
   document.getElementById('working').style.margin=0;

   document.getElementById('working2').style.visibility='hidden'; 
   document.getElementById('working2').style.height=0;
   document.getElementById('working2').style.padding=0;
   document.getElementById('working2').style.margin=0;
   searchInterval=setInterval("messageoff()", 10000);
}

function begriff_austauschen(nr, neuer_begriff) {
	var begriffe = document.forms[0].eingabe.value.split(" ");
	for(var a = 0; a < begriffe.length; a++) {
		if(begriffe[a] == "" && a <= nr) { nr++; }
	}
	begriffe[nr] = neuer_begriff;
	document.forms[0].eingabe.value = begriffe.join(" ");
}