var MSIE = document.all ? true : false;
var NSC6 = (document.getElementById && !MSIE) ? true : false;
var NSC4 = (navigator.appName == 'Netscape' && !(MSIE || NSC6)) ? true : false;

function Del(i) {
	Ziel = "" + i;
	Check = confirm("Wollen Sie wirklich loeschen?");
	if(Check == true) window.location.href = Ziel;
}

function Delete(i) {
	Ziel = "" + i;
	Check = confirm("Wollen Sie wirklich loeschen?");
	if(Check == true) window.location.href = Ziel;
}

function del_kat(i) {
	Ziel = "" + i;
	Check = confirm("Achtung: Alle Unterkategorien und Produkte werden geloescht. \nWollen Sie wirklich loeschen?");
	if(Check == true) window.location.href = Ziel;
}
function del(i){
	Check = confirm("Wollen Sie wirklich loeschen?");
	if(Check == true) window.location.href = i;
}

function ChkLink(l) {
	WindowChkLink = window.open(l,'ChkLink','width=800,height=600,location=yes');
	WindowChkLink.focus();
}

function Popup(URL,winName,features) {  
	newWin = window.open(URL,winName,features);  
	newWin.focus(); 
}  

function show_hide_div (element) {
	
	if (document.getElementById(element).style.display == 'none')
		document.getElementById(element).style.display = 'block';
	else
		document.getElementById(element).style.display = 'none';
}

function getBrowserWidth() {
	if (document.all) return document.all.thisdoc.offsetWidth;
	else return self.innerWidth;
}

function getBrowserHeight() {
	if (document.all) return document.all.thisdoc.offsetHeight;
	else return self.innerHeight;
}

function reloadPage() {
	location.reload(); 
}

// Declaring valid date character, minimum year and maximum year
var dtCh= ".";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strDay=dtStr.substring(0,pos1)
	var strMonth=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		alert("Falsches Datumsformat: TT" + dtCh + "MM" + dtCh + "JJJJ")
		return false
	}
	if (month<1 || month>12){
		alert("Bitte geben Sie einen gueltigen Monat ein.")
		return false
	}
	if (day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Bitte geben Sie einen gueltigen Tag ein.")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert("Bitte geben Sie eine 4-stellige Jahresziffer zwischen "+minYear+" und "+maxYear+" ein.")
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Bitte geben Sie ein gueltiges Datum ein.")
		return false
	}
return true
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

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_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}