//---new page---
function fnInitialize() {
 document.WebBaseFlags = 0;
  //new page?
  var this_rid = getPageRID();
  var current_rid_string= GetCookie("WEBBASE_COOKIE_RID");
  if (current_rid_string==null || this_rid==parseInt(current_rid_string,10)) {
    document.onkeyup = onKeyUp;
    var script_rid = parseInt(GetCookie("WEBBASE_SCRIPT_RID"),10);
    if (this_rid!=script_rid) {
      SetCookie("WEBBASE_SCRIPT_RID",this_rid);
    }
    if (this_rid!=script_rid) {
      document.WebBaseFlags |= 1; //app message was shown
      showApplicationMsg(); //wird nur einmal beim ersten Laden der Seite ausgef?hrt (f?r Fehlermeldungen)
    }
  } else {
    //forward to end of history - some better ideas???
    document.body.innerHtml="old content!";
    history.forward();
    alert("Der Zurück-Button wird nicht unterstützt.");
  }
}

function fnWait() {
	return; // OFFEN
    if (WAITBOX!=null) {
    	WAITBOX.style.cursor="wait";
    }
}

function fnNoWait() {
	return; // OFFEN
    if (WAITBOX!=null) { WAITBOX.style.cursor="default"; }
}

function submitActionConfirm(srcElement,message,action,code,beanid) {
    if (confirm(message)) submitAction(srcElement,action,code,beanid)
}

//for form buttons
function submitAction(srcElement,action,code,beanid) {
  submitForm(srcElement.form,action,code,beanid)
}
function submitForm(form,action,code,beanid) {
  fnWait();
  if (form!=null) {
    form.webbase_action.value = action;
    form.webbase_code.value = code;
    form.webbase_beanid.value = beanid;
    form.webbase_ctrlflgs.value = document.WebBaseFlags;
    form.submit();
  } else {
    alert("Error in submitAction():\nFORM-Element not found.");
  }
}

//for real links
function linkActionConfirm(message,action,code,beanid) {
    if (confirm(message)) linkAction(action,code,beanid);
}

function linkAction(action,code,beanid) {
  fnWait();

  var rid = getPageRID();
  var url = getCtrlURL();
  url = url + (url.indexOf("?")==-1?"?":"&") + "webbase_rid="+rid;
  url = url + "&webbase_action=" + action;
  url = url + "&webbase_code=" + code;
  url = url + "&webbase_beanid=" + beanid;
  url = url + "&webbase_ctrlflgs=" + document.WebBaseFlags;
  document.location.href = url;
}

//for links that calls submit like form buttons / (works only in IE5.x --> nicht mehr)
function submitLink(srcElement,action,code,beanid) {
  ie = (document.all) ? 1 : 0

  var form;
  if (ie) {
	 form = findParentForm(srcElement);
  } else {
  	 form = document.forms[0];
  }
  submitForm(form,action,code,beanid);
}
function findParentForm(element) {
  if (element==null) return null;
  if (element.tagName=="FORM") return element;
  return findParentForm(element.parentElement);
}
//---SUBMIT end---

//---cookie helper begin---
function SetCookie(sName, sValue) {
  date = new Date();
  document.cookie = sName + "=" + escape(sValue);
}
function ClearCookie(sName) {
  date = new Date()
  date.setHours(-24)
  document.cookie = sName + "=" + escape("");
}
function GetCookie(sName) {
  // cookies are separated by semicolons
  var aCookie = document.cookie.split("; ");
  for (var i=0; i < aCookie.length; i++)
  {
    // a name/value pair (a crumb) is separated by an equal sign
    var aCrumb = aCookie[i].split("=");
    if (sName == aCrumb[0])
      return unescape(aCrumb[1]);
  }
  // a cookie with the requested name does not exist
  return null;
}
function isString(s) {
  return (s!="null" && s!="undefined" && s!="");
}
//---cookie helper end---

//---KEY handler begin---
function onKeyUp() {
  if (document.all) { // only on IE
	var alt = event.altKey | event.altLeft;
	var ctrl = event.ctrlKey | event.ctrlLeft;
	var shift = event.shiftKey | event.shiftLeft;
	if (ctrl && alt && shift) {
	  linkAction("DirectKey", event.keyCode, "");
	}
  }
}
//---KEY handler end---

//--- Anwendung beenden---
function fnQuit() { }
//--- Anwendung beenden---

//---generic Client Events---
function doQuit(srcElement,code,beanid) {
  linkAction("IMCQuit","",""); //send to controller
}
function doLogon(srcElement,code,beanid) {
  linkAction("IMCLogon",code,""); //send to controller
}
function doClientHelp(srcElement,HtmlHelpFile,beanid) {
 window.open(HtmlHelpFile,"webbase_help_win","width=640,height=480,status=no,toolbar=no,menubar=no,location=no,resizeable=yes,scrollbars=yes").focus();
}
function doServerHelp(srcElement,Topic,beanid) {
  linkAction("help",Topic,beanid);
}
function doAlert(srcElement,Text) {
  alert(Text);
}
//---generic Client Events---


function clearAlfaCookies() {
  ClearCookie( "AlfaUmg" );
  ClearCookie( "AlfaInst" );
  ClearCookie( "AlfaUser" );
  ClearCookie( "AlfaEnv" );
}


//old ALFA 1.4.x
function AlfaInit(AppCode, curUmg, curInst, curUser) {
  return true;
}

var ZAHL_SPLIT_DEC      = ",";
var ZAHL_SPLIT_GROUP    = ".";
var ZAHL_SPLIT_GROUP_RE = /\./g;

var VALID_ZAHL_PATTERNS = new Array();
function initABcdInputChecks() {
    VALID_ZAHL_PATTERNS[0] = /^[+]?[1-9]+\d+$/;
    VALID_ZAHL_PATTERNS[1] = /^[+]?\d$/;
    VALID_ZAHL_PATTERNS[2] = /^[+]?[1-9]+\d*\.\d+$/;
    VALID_ZAHL_PATTERNS[3] = /^[+]?0\.\d+$/;
}
initABcdInputChecks();

function getDoubleFromABcdValue(idName) {
    var element = document.getElementById(idName);
    if (element == null) return 0;
    return filterInvalCharFromABcd(element.value) * 1;
}

function setDoubleToABcdValue(idName, zahl, nachkomma) {
    document.getElementById(idName).value = format_ABcd(zahl, nachkomma);
}

function filterInvalCharFromABcd(x) {
    y = x.replace (ZAHL_SPLIT_GROUP_RE, "" );
    y = y.replace (ZAHL_SPLIT_DEC, "." );
    return y;
}

function onBlurADate(obj) {
    var erg = isValidADate(obj);

    if (erg == true)  {
        if (obj.value.length > 0) format_ADate(obj);
        return true;
    } else {
 	  alert("Datum '" + obj.value + "' nicht korrekt");
        obj.value = '';
        obj.focus();
        return false;
    }
}

function onBlurAStringFirstLetter(obj) {
    if (obj.value.length > 0) {
        rest        = obj.value.substring(1, obj.value.length);
        ergebnis    = obj.value.charAt(0).toUpperCase() + rest;
        obj.value   = ergebnis;
    }
}

function onBlurADax(obj) {
    var erg = isValidADax(obj);

    if (erg == true)  {
        if (obj.value.length > 0) format_ADax(obj);
        return true;
    } else {
     	  alert("Datum '" + obj.value + "' nicht korrekt");
        obj.value = '';
        obj.focus();
        return false;
    }
}

function onBlurADaxTTMM(obj) {
    var erg = isValidADaxTTMM(obj);

    if (erg == true)  {
        if (obj.value.length > 0) format_ADaxTTMM(obj);
        return true;
    } else {
 	  alert("Datum '" + obj.value + "' nicht korrekt");
        obj.value = '';
        obj.focus();
        return false;
    }
}

function onBlurABcd(obj,vorkomma,nachkomma) {
	return onBlurABcdFormat(obj,vorkomma,nachkomma,true);
}

function onBlurABcdFormat(obj,vorkomma,nachkomma,jnTausenderPunkt) {
    var zahl = filterInvalCharFromABcd(obj.value);

    if (zahl.length <= 0) return true;
    var erg = isValidABcd(zahl, vorkomma, nachkomma);
    if (erg == true) {
		if (jnTausenderPunkt) {
			obj.value = format_ABcd(zahl, nachkomma);
		} else {
			obj.value = zahl;
		}
        return true;
    } else {
        alert("Betrag '" + obj.value + "' nicht korrekt");
        obj.value = format_ABcd(0, nachkomma);
        obj.focus();
        return false;
    }
}

function onBlurABcdPLZ(obj,vorkomma,nachkomma) {
    var zahl = filterInvalCharFromABcd(obj.value);

    if (zahl.length <= 0) return true;
    var erg = isValidABcd(zahl, vorkomma, nachkomma);
    if (erg == true) {
		obj.value = zahl;
        return true;
    } else {
        alert("Postleitzahl '" + obj.value + "' muss nummerisch sein");
        obj.focus();
        return false;
    }
}

function isValidABcd(zahl, vorkomma, nachkomma) {
    if (zahl.length == 0) return true;
    if (hasValidPattern(zahl, VALID_ZAHL_PATTERNS)==false) return false;
    if (validVorNachkomma(zahl, vorkomma, nachkomma) == false) return false;
    return true;
}


function hasValidPattern(value, patterns) {
  var i;
  for(i=0; i < patterns.length; i++) {
    if (patterns[i].test(value) == true) return true;
  }
  return false;
}

function validVorNachkomma(value, vorkomma, nachkomma) {
    var vor = vorkomma * 1;
    var nach = nachkomma * 1;
    if (vor == 0 && nach == 0) return true; // falls nicht definiert

    var kommapos = value.indexOf(".");
    if (kommapos > 0) {
        if (value.substring(0, kommapos).length > vor) return false;
        if (value.substring(kommapos+1).length > nach) return false;
    } else {
        if (value.length > vor) return false;
    }
    return true;
}

function format_ABcd(zahl, nk) {
    var value = zahl + "";
    if (nk == null) nk = 0;
    var minus = false;
    if (value.charAt(0) == '-') {
        minus = true;
        value = value.substring(1);
    }
    var vorkomma = value;
    var nachkomma= "0";
    var kommapos = value.indexOf(".");
    if (kommapos >= 0) {
        vorkomma = value.substring(0, kommapos);
        nachkomma= value.substring(kommapos+1);
    }
    nachkomma = nachkomma.substr(0,nk);
    while(nachkomma.length < nk) {
        nachkomma = nachkomma + "0";
    }
    if (vorkomma.indexOf(ZAHL_SPLIT_GROUP) < 0) {
        vorkomma = format_ABcd_Vorkomma(vorkomma);
    }
    if (minus) {
        value = "-" + vorkomma;
    } else {
        value = vorkomma;
    }
    if (nk > 0) {
        value = value + ZAHL_SPLIT_DEC + nachkomma;
    }
    return value;
}

function format_ABcd_Vorkomma(intval) {
    if (intval == null || intval.length == 0) return "0";
    var value = "";
    var count = 0;
    for(var index=intval.length; index >= 0; index--) {
        if (intval.charAt(index) >= "0" && intval.charAt(index) <= "9") {
        if (count == 3) {
            value  = ZAHL_SPLIT_GROUP + value;
            count  = 0;
        }
        value = intval.charAt(index) + value;
        ++count;
        }
    }
    return value;
}

var DATE_DEFAULT_SEP    = ".";
var DATE_SPLIT          = /[\-\/\.\ ]/;	/* Trennzeichen */
var VALID_DATE_PATTERNS = new Array();
var VALID_DATE_CHARS    = "0123456789-/.,*+ ";
var VALID_DAX_PATTERNS  = new Array();
var VALID_DAX_PATTERNS_TTMM = new Array();

function initDate4Validation() {
    VALID_DATE_PATTERNS[0] = /^\d\d?[\-\/\.\ ]+\d\d?[\-\/\.\ ]+\d\d\d\d$/;
    VALID_DATE_PATTERNS[1] = /^\d\d\d\d\d\d\d\d$/;
}

function initDax4Validation() {
    VALID_DAX_PATTERNS[0] = /^\d\d?[\-\/\.\ ]+\d\d\d\d$/;
    VALID_DAX_PATTERNS[1] = /^\d\d\d\d\d\d$/;
}

function initDaxTTMM4Validation() {
    VALID_DAX_PATTERNS_TTMM[0] = /^\d\d?[\-\/\.\ ]+\d\d$/;
    VALID_DAX_PATTERNS_TTMM[1] = /^\d\d\d\d$/;
}

initDate4Validation();
initDax4Validation();
initDaxTTMM4Validation();

/*
 Liefert der Datumsstring als Array von y,m,t
 Diese Funktion ist landesspezifisch
*/
function date_getParts(value) {
    var result;
    if (DATE_SPLIT.test(value)) {
        result = value.split(DATE_SPLIT);
        x = result[0];
        result[0] = result[2];
        result[2] = x;
    } else {
        result = new Array();
        result[2] = value.substring(0,2);
        result[1] = value.substring(2,4);
        result[0] = value.substring(4);
    }

    return result;
}

function dax_getParts(value, isDax) {
    var result;
    if (DATE_SPLIT.test(value)) {
        result = value.split(DATE_SPLIT);
        x = result[0];
        result[0] = result[1];
        result[1] = x;
    } else {
        result = new Array();
        result[1] = value.substring(0,2);
        result[0] = value.substring(2);
    }

    return result;
}

function format_ADax(field) {
    var result = dax_getParts(field.value);
    field.value = fillWithNull(result[1],2) + DATE_DEFAULT_SEP + fillWithNull(result[0],4);
}

function format_ADaxTTMM(field) {
    var result = dax_getParts(field.value);
    field.value = fillWithNull(result[1],2) + DATE_DEFAULT_SEP + fillWithNull(result[0],2);
}

function format_ADate(field) {
    var result = date_getParts(field.value);
    field.value = fillWithNull(result[2],2) + DATE_DEFAULT_SEP +
            fillWithNull(result[1],2) + DATE_DEFAULT_SEP + fillWithNull(result[0],4);
    return result;
}

function fillWithNull(value, fillLength) {
    while(value.length < fillLength) value = "0" + value;
    return value;
}

/* Validierung : DATUM */
function isInteger(s) {
    var reInteger = /^\d+$/;
    return reInteger.test(s)
}

function isDateYear(y) {
    return isInteger(y);
}

function isDateMonth(m) {
    if (!isInteger(m)) return false;
    return ( m >= 1 && m <= 12 );
}

function isDateDay(d) {
    if (!isInteger(d)) return false;
    return (d >= 1 && d <= 31);
}

function isDate(y, m, d) {
  if (!isDateYear(y))   return false;
  if (!isDateMonth(m))  return false;
  if (!isDateDay(d))    return false;

  var daysInMonth = new Array();
  daysInMonth[1] = 31;
  daysInMonth[2] = 29;   /* must programmatically check this */
  daysInMonth[3] = 31;
  daysInMonth[4] = 30;
  daysInMonth[5] = 31;
  daysInMonth[6] = 30;
  daysInMonth[7] = 31;
  daysInMonth[8] = 31;
  daysInMonth[9] = 30;
  daysInMonth[10] = 31;
  daysInMonth[11] = 30;
  daysInMonth[12] = 31;


  var intYear = parseInt(y, 10);
  var intMonth = parseInt(m, 10);
  var intDay = parseInt(d, 10);

  /* catch invalid days, except for February */

  if (intDay > daysInMonth[intMonth]) return false;

  if ((intMonth == 2) && (intDay > daysInFebruary(intYear))) return false;


  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 );
  }

  return true;
}

function isDateRange(y, m, d, datVon, datBis)
{
  datStr = "" + y + m + d;
  x = ( datStr >= datVon && datStr <= datBis );
  return x;
}

function isValidADate(field) {
    if (field.value.length == 0) return true;
    if (hasValidPattern(field.value, VALID_DATE_PATTERNS)==false) return false;
    var parts = date_getParts(field.value);	/* in der Form y,m,t */
    if (! isDate(parts[0], parts[1], parts[2])) return false;
    return true;
}

function isValidADax(field) {
    if (field.value.length == 0) return true;
    if (hasValidPattern(field.value, VALID_DAX_PATTERNS)==false) return false;
    var parts = date_getParts(field.value);	/* in der Form y,m,t */
    return true;
}

function isValidADaxTTMM(field) {
    if (field.value.length == 0) return true;
    if (hasValidPattern(field.value, VALID_DAX_PATTERNS_TTMM)==false) return false;
    var parts = date_getParts(field.value);	/* in der Form y,m,t */
    return true;
}

function setDisabled(disabled, field, clear) {
    element = document.getElementById(field);
    if (disabled) {
        element.style.backgroundColor='#EEEEEE';
        element.disabled = true;
        if (clear) element.value = "";
    } else {
        element.style.backgroundColor='#FFFFFF';
        element.disabled = false;
    }
}
function setDisabledCheckbox(disabled, field) {
    element = document.getElementById(field);

    if (disabled) {
        element.style.backgroundColor='#EEEEEE';
        element.disabled = true;
        element.checked = false;
    } else {
        element.style.backgroundColor='#FFFFFF';
        element.disabled = false;
    }
}

function setDisabledRadio(disabled, field, length) {
    for (var i=0; i<length; i++) {
        setDisabledRadioIndex(disabled, field, i);
    }
}

function setDisabledRadioIndex(disabled, field, index) {
    radio = document.getElementsByName(field)[index];
    if (disabled) {
        radio.style.backgroundColor='#EEEEEE';
        radio.disabled = true;
        radio.checked = false;
    } else {
        radio.style.backgroundColor='#FFFFFF';
        radio.disabled = false;
    }
}

function checkRadiobutton(field, index) {
    radio = document.getElementsByName(field)[index];
    radio.checked = true;
}