// Galerie Tai Chi Lahr
/*------------------------PopUp öffnen 800x633--------------------------------*/
function showGal(startIMG){
  var MonWidth = window.screen.availWidth;
  var MonHeight = window.screen.availHeight;
  var xVal = (MonWidth-800)/2;
  var yVal = (MonHeight-633)/2;
  var showGalWin = window.open("galerie_zoom_"+startIMG+".html","","width=800,height=633,left="+xVal+",top="+yVal+",resizable=yes,");
  showGalWin.focus();
}