// ############################## Galerie 1#####################################################
function galerie_start1(i_1)
{
 if(document.getElementById('i_1')) 
 {
  document.getElementById('ih_1').style.display='';
  document.getElementById('ih_2').style.display="none";
  document.getElementById('ih_3').style.display="none";
 }
}


function galerie_start2(i_2)
{
 if(document.getElementById('i_2')) 
 {
  document.getElementById('ih_2').style.display='';
  document.getElementById('ih_1').style.display="none";
  document.getElementById('ih_3').style.display="none";
 }
}

function galerie_start3(i_3)
{
 if(document.getElementById('i_3')) 
 {
  document.getElementById('ih_3').style.display='';
  document.getElementById('ih_2').style.display="none";
  document.getElementById('ih_1').style.display="none";
 }
}