/* --------------------------------------------------------  zeppelin.js   */
/* Original:  Bruce W.Anderson (appletlib@about.com)                      */
/* modifiziert von W. Jansen, modifiziert: 2/2006 Bernd Frielingsdorf, Konstanz */

var xPosLeft = 0;
var xPosRight = 600;
var yPosLeft = 200;

var verschwinden = 0;
var friedrichshafen = 0;
var landen = 0;
var fliegt = 0;
var xDiag = 0;
var step = 1;
var delay = 30;
var yPos = 100;
var xPos = -100;
var height = 0;
var offset = 0;
var yon = 0;
var xon;
var name = navigator.appName;

/*
if  (name == "Microsoft Internet Explorer")
     {
      yPos      = document.body.clientHeight;
      xPosRight = document.body.clientWidth - 150;
      inhalt1.style.top = yPos;
     }
 else{
      yPos = window.innerHeight;
      document.inhalt1.pageY = yPos;
      document.inhalt1.visibility = "hidden";

     }
*/


function changePos()
{
 if  (yon == 0)
     {yPos = yPos - step;
     }
 else{yPos = yPos + step;
     }
 if  (name == "Microsoft Internet Explorer")
     {
      height = document.body.clientHeight;
      offset = inhalt1.offsetHeight;
     }
 else{
      height = window.innerHeight;
      offset = document.inhalt1.clip.height;
     }
 if  (yPos < 0)
     {
      yon = 1;
     }
 if  (yPos >= (height - offset))
     {
      yon = 0;
      yPos = (height - offset);
      if  (yPos < 500)yPos = 400;
     }
 if  (name == "Microsoft Internet Explorer")
     {if (yPos > 130)yPos -= 1;
      inhalt1.style.left = xPosLeft + (xDiag - 2);
      inhalt1.style.top =  yPos + document.body.scrollTop + 100;
      xDiag++;
     }
 else{document.inhalt1.pageX = xPosLeft ;
      document.inhalt1.pageY = yPos + window.pageYOffset;

     }
}


function zeppelinStart()
{
 if  (landen)
     {fliegt = 1;
     }
 else{if  (fliegt)landen = 1;
      else{if  (friedrichshafen);
           else{document.all.weisserZeppelin.filters.revealTrans.Transition = 1;
                document.all.weisserZeppelin.filters.revealTrans.Apply();
                document.all.weisserZeppelin.style.visibility = "visible";
                document.all.weisserZeppelin.filters.revealTrans.Play();
                friedrichshafen = 1;
               }
           fliegt = 1;
          }
     }

 if  (name != "Microsoft Internet Explorer")
     {
      document.inhalt1.visibility = "visible";
     }

 loopfunc();

}


function loopfunc()
{

 if   (verschwinden &&  xDiag > 50)return;

 changePos();

 if (landen)
    {if  (xDiag > 635)
         {fliegt = 0; landen = 0; verschwinden = 1;
          /*
          document.all.weisserZeppelin.filters.revealTrans.Transition = 0;
          document.all.weisserZeppelin.filters.revealTrans.Apply();
          document.all.weisserZeppelin.style.visibility = "hidden";
          document.all.weisserZeppelin.filters.revealTrans.Play();
         */
          return;
         }
    }


 if  (xDiag > 1020)
     {yPos = 0; xDiag = -300;
     }
 setTimeout('loopfunc()',delay);
}

/* --- Zeppelin.js ----------------------------------------------------------- */