var Eingabe="";
var maxlang=250;
function Anschlaege()
{ 
	if (window.document.gbook.gb_text.value.length>250){
		window.document.gbook.gb_text.value=Eingabe;
		return;
	}else{
		Eingabe=window.document.gbook.gb_text.value;
		window.document.gbook.text_length.value=maxlang-window.document.gbook.gb_text.value.length;
	}
}

var maxlang_prem=2000;
function Anschlaege_prem()
{ 
	if (window.document.gbook.gb_text.value.length>2000){
		window.document.gbook.gb_text.value=Eingabe;
		return;
	}else{
		Eingabe=window.document.gbook.gb_text.value;
		window.document.gbook.text_length.value=maxlang_prem-window.document.gbook.gb_text.value.length;
	}
}

var maxlang_sms=140;
function AnschlaegeSMS(){ 
	if (window.document.sms.sms_text.value.length>140){
		window.document.sms.sms_text.value=Eingabe;
		return;
	}else{
		Eingabe=window.document.sms.sms_text.value;
		window.document.sms.sms_length.value=maxlang_sms-window.document.sms.sms_text.value.length;
	}
}

var win=null;
function NewWindow(mypage,myname,w,h,scroll,pos)
{
	if(pos=="random"){LeftPosition=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;TopPosition=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;}
	if(pos=="center"){LeftPosition=(screen.width)?(screen.width-w)/2:100;TopPosition=(screen.height)?(screen.height-h)/2:100;}
	else if((pos!="center" && pos!="random") || pos==null){LeftPosition=0;TopPosition=20}
	settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
	win=window.open(mypage,myname,settings);
}

function insertSmilie(smilie)
{
	insert(smilie,'','gbook','gb_text');
}

function showPic(bildname) 
{
	sp = new Image(); 
	sp.src = "http://www.partybilder.de/data/userpics/"+bildname;
	document.images.showpic.src = sp.src;	
}

function showPicPruef(bildname) 
{
	sp = new Image(); 
	sp.src = "http://www.partybilder.de/design/"+bildname;
	document.images.showpic.src = sp.src;	
}

// BB Code insert
function insert(aTag, eTag, eForm, eField) 
{
  var input = document.forms[eForm].elements[eField];
  input.focus();
  /* für Internet Explorer */
  if(typeof document.selection != 'undefined') 
  {
    /* Einfügen des Formatierungscodes */
    var range = document.selection.createRange();
    var insText = range.text;
    range.text = aTag + insText + eTag;
    /* Anpassen der Cursorposition */
    range = document.selection.createRange();
    if (insText.length == 0) {
      range.move('character', -eTag.length);
    } else {
      range.moveStart('character', aTag.length + insText.length + eTag.length);
    }
    range.select();
  }
  /* für neuere auf Gecko basierende Browser */
  else if(typeof input.selectionStart != 'undefined')
  {
    /* Einfügen des Formatierungscodes */
    var start = input.selectionStart;
    var end = input.selectionEnd;
    var insText = input.value.substring(start, end);
    input.value = input.value.substr(0, start) + aTag + insText + eTag + input.value.substr(end);
    /* Anpassen der Cursorposition */
    var pos;
    if (insText.length == 0) {
      pos = start + aTag.length;
    } else {
      pos = start + aTag.length + insText.length + eTag.length;
    }
    input.selectionStart = pos;
    input.selectionEnd = pos;
  }
  /* für die übrigen Browser */
  else
  {
    /* Abfrage der Einfügeposition */
    var pos;
    var re = new RegExp('^[0-9]{0,3}$');
    while(!re.test(pos)) {
      pos = prompt("Einfügen an Position (0.." + input.value.length + "):", "0");
    }
    if(pos > input.value.length) {
      pos = input.value.length;
    }
    /* Einfügen des Formatierungscodes */
    var insText = prompt("Bitte geben Sie den zu formatierenden Text ein:");
    input.value = input.value.substr(0, pos) + aTag + insText + eTag + input.value.substr(pos);
  }
}