/*  ----------------------------------------------------------------------------------------------------------------- */
function wechseleBild(){ 
   var buObject =         document.getElementById("bu");
   var bildObject =       document.getElementById("bild")
   var anchorObject =     document.getElementById("js");
   
   //alert("buObject - "             + buObject);
   //alert("bildObject - "           + bildObject);
   //alert("anchorObject - "         + anchorObject);   
   
   
//   document.title = counter;
   buObject.innerHTML =   buArray[counter]; 
   bildObject.src =       Grafiken02[counter].src;
   
   //alert("buObject - "             + buObject);
   //alert("bildObject - "           + bildObject);
   //alert("anchorObject - "         + anchorObject);     
   
   anchorObject.onclick = machen;   
}

function machen(){
  stopSlide();
  jsArray[counter]();    
}

function Bildwechsel02()
{
   //alert("Anfang Grafik = "  + Grafiken02[counter].src);
   //alert("Anfang Text = "    + buArray[counter]);
   //alert("Anfang Counter = " + counter);
   //alert(document.getElementById("jsabc"));     
              
   //alert("buObject - "             + buObject);
   //alert("bildObject - "           + bildObject);
   //alert("anchorObject - "         + anchorObject);
   //alert("buObject.innerHTML - "   + buObject.innerHTML);
   //alert("bildObject.src - "       + bildObject.src);
   //alert("anchorObject.onclick - " + anchorObject.onclick);
   counter++;
   if(counter >= AnzahlGrafiken)
    counter = 0;                         // setzt den counter auf 0
   wechseleBild();

   //alert("Ende js-html = " + jsArray[counter]);   
   //alert("Ende Grafik = "  + Grafiken02[counter].src);
   //alert("Ende Text = "    + buArray[counter]);
   //alert("Ende Text js= "  + jsArray[counter]);   
   //alert("Ende Counter = " + counter);
   //alert("Ende Counter = " + counter + "AnzahlGrafiken = " + AnzahlGrafiken);   
}
// start
function startSlide()             
{  
   msec = getDelayTime(document.formslide.delay.value);
       
   start = setInterval(Bildwechsel02, msec);
   document.formslide.StartButton.disabled = true;
   document.formslide.StopButton.disabled = false;
}
// stop
function stopSlide()
{
   clearInterval(start);
   document.formslide.StartButton.disabled = false;
   document.formslide.StartButton.value = "weiter";
   document.formslide.StopButton.disabled = true;
}

function getDelayTime(dlTime)
{
   var delayTime;
   var IsNumber = !isNaN(dlTime);    
   var temp = parseInt(dlTime);
   
   if(IsNumber) {
      delayTime = temp * 1000;  
   } else { 
      document.formslide.delay.value=3;    
      delayTime = 3000;
   }
   return delayTime;  
}

function getDelayTimeTom(dlTime)  // Beispiel zur Komprimierung der Befehle
{    
   var delayTime = 3000;  
   if(!isNaN(dlTime)) {
      delayTime = parseInt(dlTime) * 1000;
   } else {
      document.formslide.delay.value=3;    
   }
   return delayTime;  
}