var myGlobalHandlers = {
   onCreate: function (){
     Element.show('systemworking');
	},
   onComplete: function() {
     if(Ajax.activeRequestCount == 0){
	   Element.hide('systemworking')
	}
	}	
};
Ajax.Responders.register(myGlobalHandlers);

function getshot(ausf) {
    var axel = $F('axel');
  	var arm = $F('arm');
  	var okr = $F('okr');
  	var okv = $F('okv');
  	var bein = $F('bein');
  	var bikini = $F('bikini');
  	var sitz = $F('sitz');
  	var datum = $F('datum');
	var lang_epi = $F('lang_epi');
  	var url = 'http://www.silkn.cc/prozess_epi.php';
  	var parameter = 'do=' + ausf + '&axel=' + axel + '&arm=' + arm + '&okr=' + okr + '&okv=' + okv + '&bein=' + bein + '&bikini=' + bikini + '&sitz=' + sitz + '&datum=' + datum + '&lang_epi=' + lang_epi;
  	var target = ausgabe;
  	var myAjax = new Ajax.Updater(target, url, {method: 'get', parameters: parameter});	
}