function popup(url,fname,x,y,pos_x,pos_y,scroll){	
	f01="toolbar=no,";
	f02="location=no,";	
	f03="directories=no,";
	f04="status=no,";
	f05="menubar=no,";
	f06="scrollbars="+scroll+",";
	f07="resizable=yes,";
	f08="copyhistory=no,";
	f09="width="+x+",";
	f10="height="+y+",";
	f11="screenX="+pos_x+",";
	f12="screenY="+pos_y+",";
	f13="top="+pos_y+",";
	f14="left="+pos_x+",";
	
	fensterEigenschaften=f01+f02+f03+f04+f05+f06+f07+f08+f09+f10+f11+f12+f13+f14;
	
	// test
	
	window.open(url,fname,fensterEigenschaften);
}

function helloWorld(){
alert('hello world!');
}