function gowin(goURL,winName) {
var screen = window.open(goURL,winName);
 screen.blur(); 
}

function gowin_features(goURL,winName,winFeatures) {
var screen = window.open(goURL,winName,winFeatures);
 screen.blur(); 
}

function gowin_umfrage(goURL,winName) {
var screen = window.open(goURL,winName);
 screen.blur();
 window.focus()
}