function neues_fenster(url,h,b,options) {
	var opt = options || "menubar=no,scrollbars=no,statusbar=no";

	OpenWin = this.open(url,"landsknechte","width=" + b + ",height=" + h + "," + opt);
}

function klappen( obj ) {
	if (obj.className == 'sichtbar') {
		obj.className =  'unsichtbar';
		return true;
	}
	if (obj.className == 'unsichtbar') {
		obj.className = 'sichtbar';
		return true;
	}
	return false;

}

function jump_menu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function rutenfest (mode) {
	var eventdate = new Date("July 22, 2011 17:00:00 GMT");
	d=new Date();
	
	count=Math.floor((eventdate.getTime()-d.getTime())/1000);
	
	mode = "x";
	
	switch (mode) {
		case "h":
			// Rückgabe Stunden + "Stunden"
			count=Math.floor(count/(60*60)) + " Stunden";
			
		break;
		default:
			// Rückgabe Tage + "Tage"
			count=Math.floor(count/(60*60*24)) + " Tage";
	}

	return count;
}

function jahrgang(jahr) {
	var Ausdruck = /^(\d{2,4})/;
	Ausdruck.exec(jahr);

	if (RegExp.$1.length == 4) {
		return RegExp.$1;
	} else {
		return (1900 + RegExp.$1 < 1975 ? 2000 + RegExp.$1 : 1900 + RegExp.$1);
	}
}