function winopen() {

// Größe  ca 20 pixel grösser als Original
var popUpSizeX=585;
var popUpSizeY=400;

// Position
//var popUpLocationX=100;
//var popUpLocationY=100;

var popUpLocationX = (screen.availWidth-10 - 585) / 2;
var popUpLocationY = (screen.availHeight-20 - 400) / 2;

// URL
 var popUpURL="http://www.skandinavischerklub.ch/html_static/einzahlungsschein.htm";


splashWin = window.open("",'Fenster','fullscreen=0,toolbar=0,location=0,directories=0,status=0,menubar=0,resizable=no,scrollbars=no');

splashWin.blur();
window.focus();

splashWin.resizeTo(popUpSizeX,popUpSizeY);
splashWin.moveTo(popUpLocationX,popUpLocationY);
splashWin.location=popUpURL;
splashWin.focus();
}