a = new Array(3);
 a[0]=0;
 a[1]=0;
 a[2]=0;
 a[3]=0;

function bildgross1() {
  document.bizzen.src = "/fileadmin/content/images/neuhier/Kreis_bizzen_magenta.png";
 }
 function boxvisible1() {
   allboxhidden();
   bildgross1();
   document.getElementById('boxbizzen').style.visibility = 'visible';
   a[0]=1;
    }

  function bildklein1() {
  if (a[0]==0){
          document.bizzen.src = "/fileadmin/content/images/neuhier/Kreis_bizzen.png";
                    }
      }

  function bildgross2() {
    document.mybiz.src = "/fileadmin/content/images/neuhier/Kreis_mybiz_magenta.png";
    }

  function boxvisible2() {
           allboxhidden();
           bildgross2();
           document.getElementById('boxmybiz').style.visibility = 'visible';
           a[1]=1;
            }

  function bildklein2() {
          if (a[1]==0){
                  document.mybiz.src = "/fileadmin/content/images/neuhier/Kreis_mybiz.png";
                            }
              }

  function bildgross3() {
    document.bizpartner.src = "/fileadmin/content/images/neuhier/Kreis_bizPartner_magenta.png";
    }
  function boxvisible3() {
           allboxhidden();
           bildgross3();
           document.getElementById('boxbizpartner').style.visibility = 'visible';
           a[2]=1;
            }
  function bildklein3() {
          if (a[2]==0){
                  document.bizpartner.src = "/fileadmin/content/images/neuhier/Kreis_bizPartner.png";
                   }
            }


  function bildgross4() {
   document.bizreal.src ="/fileadmin/content/images/neuhier/Kreis_bizReal_magenta.png";
     }

  function boxvisible4() {
           allboxhidden();
           bildgross4();
           document.getElementById('boxbizreal').style.visibility = 'visible';
           a[3]=1;
            }

  function bildklein4() {
          if (a[3]==0){
                  document.bizreal.src ="/fileadmin/content/images/neuhier/Kreis_bizReal.png";
                   }
            }
  function bildgross5() {
          document.dachs.height=124;
          document.dachs.width=108;

             }

          function boxvisible5() {
                   allboxhidden();
                   document.getElementById('box').style.visibility = 'visible';
                   }

          function bildklein5() {
                  document.dachs.height=117;
                  document.dachs.width=101;
                    }



   function allboxhidden() {
           document.getElementById('box').style.visibility = 'hidden';
           document.getElementById('boxbizzen').style.visibility = 'hidden';
           document.getElementById('boxmybiz').style.visibility = 'hidden';
           document.getElementById('boxbizpartner').style.visibility = 'hidden';
           document.getElementById('boxbizreal').style.visibility = 'hidden';
           document.bizreal.src ="fileadmin/content/images/neuhier/Kreis_bizReal.png";
           document.bizpartner.src = "fileadmin/content/images/neuhier/Kreis_bizPartner.png";
           document.mybiz.src = "fileadmin/content/images/neuhier/Kreis_mybiz.png";
           document.bizzen.src = "fileadmin/content/images/neuhier/Kreis_bizzen.png";
           a[0]=0;
           a[1]=0;
           a[2]=0;
           a[3]=0;
                   }