function berechnen() {
	var form = document.rechnung;
	var stickerei = "", stickerei_gilet = "", stickerei_shirt = "", sum = "";
	
	stickerei = form.softshell_stickerei.value;
	if (stickerei == "original") {
		sum = "159.00";
	}
	if (stickerei == "hinten") {
		sum = "152.00";
	}	
	if (stickerei == "vorne") {
		sum = "147.00";
	}
	
	form.softshell_price.value = sum;

	stickerei_gilet = form.gilet_stickerei.value;
	if (stickerei_gilet == "original") {
		sum = "99.00";
	}
	if (stickerei_gilet == "hinten") {
		sum = "92.00";
	}	
	if (stickerei_gilet == "vorne") {
		sum = "87.00";
	}
	
	form.gilet_price.value = sum;
	
	stickerei_shirt = form.shirt_stickerei.value;
	if (stickerei_shirt == "original") {
		sum = "39.00";
	}
	if (stickerei_shirt == "hinten") {
		sum = "31.00";
	}	
	if (stickerei_shirt == "vorne") {
		sum = "26.00";
	}
	
	form.shirt_price.value = sum;
	

}