var Firma = "";
var zuHaenden = "";
var Strasse = "";
var PLZOrt = "";
var Tel = "";
var Fax = "";
var eMail = "";
var KNR = "";
var Bemerkung = "";

function trim (Strng) {
if (Strng.length == 0) {
return Strng;
}
else {
while (Strng.indexOf(" ") == 0) {
Strng = Strng.substring (1,Strng.length);
}
while (Strng.lastIndexOf(" ") == Strng.length-1) {
Strng = Strng.substring (0,Strng.length-1);
}
return (Strng);
}
}

var maxEntry = 9;
var actEntry = 0;
var Merker = new Array (maxEntry * 7);

function InitArray (arrayname) {
  for (var i=0; i<arrayname.length;i++) arrayname[i] = "";
  actEntry = 0;
}

function addEntry (art, anz, txt, netto, brutto, displ, groe) {
  if (actEntry >= maxEntry) {
	alert ("Ihr Merkzettel ist voll.");
  }
  else {
	var vorhanden = false;
	for (var i=0; i<actEntry*7-6; i=i+7) {
	  if (art == Merker[i]) {
		vorhanden = true;
	  }
	}
	if (!vorhanden) {
           i = actEntry*7;
		Merker[i] = art; i++;
		Merker[i] = anz; i++;
		Merker[i] = txt; i++;
                if (netto == 0) {
                  netto = Math.round( (brutto *100) / 116 );
                }
		Merker[i] = netto; i++;
                if (brutto == 0) {
                  brutto = Math.round( (netto *116) / 100 );
                }
		Merker[i] = brutto; i++;
		Merker[i] = groe; i++;
		Merker[i] = displ; i++;
		actEntry ++;
        alert(art + " hinzugefuegt");
	}
  }
}

function showLarge(ziel, toptext, wparams) {
if (ziel.length > 0)
 window.open(ziel,toptext,wparams);
}

function addTrauEntry (art, anz, txt, netto, brutto, displ, groe) {
  if (actEntry >= maxEntry) {
	alert ("Ihr Merkzettel ist voll.");
  }
  else {
	var vorhanden = false;
	if (!vorhanden) {
           i = actEntry*7;
		Merker[i] = art; i++;
		Merker[i] = anz; i++;
		Merker[i] = txt; i++;
                if (netto == 0) {
                  netto = Math.round( (brutto *100) / 116 );
                }
		Merker[i] = netto; i++;
                if (brutto == 0) {
                  brutto = Math.round( (netto *116) / 100 );
                }
		Merker[i] = brutto; i++;
		Merker[i] = groe; i++;
		Merker[i] = displ; i++;
		actEntry ++;
        alert(art + " hinzugefuegt");
	}
  }
}