// JavaScript Document

<!--
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

document.cookie = "jscookie=1";

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_setTextOfTextfield(objName,x,newText) { //v3.0
  var obj = MM_findObj(objName); if (obj) obj.value = newText;
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


function gueltigesDatum (datum)
{
    //(Schritt 1) Fehlerbehandlung
 if (!datum) return false;
 datum=datum.toString();

    //(Schritt 2) Aufspaltung des Datums
 datum=datum.split(".");
 if (datum.length!=3) return false;

    //(Schritt 3) Entfernung der fuehrenden Nullen und Anpassung des Monats

 datum[0]=parseInt(datum[0],10);
 datum[1]=parseInt(datum[1],10)-1;

    //(Schritt 4) Behandlung Jahr nur zweistellig
 if (datum[2].length==2) datum[2]="19"+datum[2];

    //(Schritt 5) Erzeugung eines neuen Dateobjektes
 var kontrolldatum=new Date(datum[2],datum[1],datum[0]);

    //(Schritt 6) Vergleich, ob das eingegebene Datum gleich dem JS-Datum ist
 if (kontrolldatum.getDate()==datum[0] && kontrolldatum.getMonth()==datum[1] && kontrolldatum.getFullYear()==datum[2])
     return true; else return false;

}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}



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

function confirmSubmit() {
	var answer = confirm("Mchten Sie wirklich schon speichern?")
	if (answer){
		return true;
	}
	else{
		return false;
	}
}


function addOnload(onloadFunc) {
  // based on http://answers.google.com/answers/threadview?id=510976
  if(this.addEventListener) {
    this.addEventListener("load", onloadFunc, false);
  } else if(this.attachEvent) {
    this.attachEvent("onload", onloadFunc);
  } else {
    var onloadOld = this.onload;
    this.onload = function() { onloadOld(); onloadFunc(); }
  }
}

function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=");
  if (c_start!=-1)
    { 
    c_start=c_start + c_name.length+1; 
    c_end=document.cookie.indexOf(";",c_start);
    if (c_end==-1) c_end=document.cookie.length;
    return unescape(document.cookie.substring(c_start,c_end));
    } 
  }
return "";
}


function checkCookie(umfrageid)
{

if (!umfrageid) return false;

da=getCookie('dbuumfrage');

if (da==umfrageid)
{
window.location = "/";
alert('Uups!\n\nSie knnen nicht noch einmal an der Umfrage teilnehmen,\nund werden deshalb auf die Startseite umgeleitet!\n\nDanke fr Ihr Verstndnis!');
}

}

/**
*
*  AJAX IFRAME METHOD (AIM)
*  http://www.webtoolkit.info/ - ajax dateiupload
*
**/
 
AIM = {
 
	frame : function(c) {
 
		var n = 'f' + Math.floor(Math.random() * 99999);
		var d = document.createElement('DIV');
		d.innerHTML = '<iframe style="display:none" src="about:blank" id="'+n+'" name="'+n+'" onload="AIM.loaded(\''+n+'\')"></iframe>';
		document.body.appendChild(d);
 
		var i = document.getElementById(n);
		if (c && typeof(c.onComplete) == 'function') {
			i.onComplete = c.onComplete;
		}
 
		return n;
	},
 
	form : function(f, name) {
		f.setAttribute('target', name);
	},
 
	submit : function(f, c) {
		AIM.form(f, AIM.frame(c));
		if (c && typeof(c.onStart) == 'function') {
			return c.onStart();
		} else {
			return true;
		}
	},
 
	loaded : function(id) {
		var i = document.getElementById(id);
		if (i.contentDocument) {
			var d = i.contentDocument;
		} else if (i.contentWindow) {
			var d = i.contentWindow.document;
		} else {
			var d = window.frames[id].document;
		}
		if (d.location.href == "about:blank") {
			return;
		}
 
		if (typeof(i.onComplete) == 'function') {
			i.onComplete(d.body.innerHTML);
		}
	}
 
}

//-->