//Attachtes event evType to object obj to call function fc on the event
function addEvent(obj, evType, fn)
{
    if (obj.addEventListener){
	    obj.addEventListener(evType, fn, true);
	    return true;
	}
    else if (obj.attachEvent)
	{
		var r = obj.attachEvent("on"+evType, fn);
	    return r;
	}
    else
	{
	    return false;
	}
}

function attachScript(sFileName)
{
    var script;
    script = document.createElement('script');
    script.type = 'text/javascript';
    script.src = sFileName;
    document.getElementsByTagName('head')[0].appendChild(script);
}
function windowOnLoad()
{
    //attachScript('jsColorOnFocus.js');    
    //attachScript('jsError.js');
    //attachScript('jsRound.asp');
    //attachScript('jsTools.js');    
    //attachScript('jsDate.js');    
    //attachScript('jsTime.js');    
    jsColorOnFocusInit();
}
function addWindowLoadEvent(fct)
{
    addEvent(window, 'load', fct);
}
addEvent(window, 'load', windowOnLoad);

var ColorOfBackground = "#FFC843";
var DoColorize = true;


//Set the background color (when the control gets the focus)
function oninputfocus(e)
{
    var source;
    source = getControlFromEvent(e);
    if(source!=null)
        if(source.style.backgroundColor == "")
	        source.style.backgroundColor = ColorOfBackground;
}

//Clear the background color (when the control lost its focus)
function oninputblur(e)
{
    var source;
    source = getControlFromEvent(e);
    if(source!=null)
    {
        var orgColor; var testColor;
        orgColor = source.style.backgroundColor;
        source.style.backgroundColor = ColorOfBackground;
        testColor = source.style.backgroundColor;
        //alert(orgColor);
        //alert(testColor);
        //alert(orgColor == testColor);
        if(orgColor == testColor)
            source.style.backgroundColor = "";
        else
            source.style.backgroundColor = orgColor;
    }
} 

function attachEventToCtlLst(ctlList, checkForImage)
{
    var ctl;
    for (var i = 0; (ctl = ctlList[i]); i++)
    {
        if(!checkForImage || ctl.type != 'image')
	    {
	        addEvent(ctl, 'focus', oninputfocus);
	        addEvent(ctl, 'blur', oninputblur);
        }
    }
}

function jsColorOnFocusInit()
{
    if(DoColorize)
    {
        attachEventToCtlLst(document.getElementsByTagName('input'), true);
        //attachEventToCtlLst(document.getElementsByTagName('select'), false);
        attachEventToCtlLst(document.getElementsByTagName('textarea'), false);
    }
}
var UsrLng = 1;
var sInvalidDate='';
var sInvalidYear='';
var sInvalidMonth='';
var sInvalidTimeFormat='';
var alertInvalidHourFormat='';

function initErrTxts()
{
    sInvalidDate = new Array('Date not valid.', 'Ungültiges Datum!')[UsrLng];	
    sInvalidYear = new Array('Year not valid.', 'Ungültiges Jahr!')[UsrLng];	
    sInvalidMonth = new Array('Month not valid.', 'Ungültiger Monat!')[UsrLng];	
    sInvalidTimeFormat = new Array('Time not valid!', 'Zeitformat unbekannt!')[UsrLng];	
    alertInvalidHourFormat = new Array('Invalid hour format', 'Stundenformat unbekannt!')[UsrLng];	
}
initErrTxts();
var RoundTotalFunction;

function Rndn(num){	    
	return Math.round(pureNr(num) * 100)/ 100;}					
function RndnSwiss(num){
	return DecAusg(Math.round(pureNr(num) * 20) / 20);}


RoundTotalFunction = Rndn;
function FhlrMldng(elem, text){	
	window.alert(text);		
	elem.select();
	elem.focus();	
}
function ValidStd(item){	
 	if (item.indexOf(",",0) >= 0) return false;
	return true;}

function DecAusg(value){
	value = pureNr(value);
	var str = "" + Math.round(value * 100);
	var len = str.length;
	if (str == "0")
		return ("0.00");
	else
	{
		if (len == 1)	
			ret = ("0.0" + str);
		else if(len == 2)
			ret = ("0." + str);
		else
			ret = (str.substring(0, len-2) + "." + str.substring(len-2, len));
	}
	return ret;
}

function DecAusgToMax(value, decmax) {
    value = pureNr(value);
    //var str = "" + Math.round(value * Math.pow(10,decmax));
    if (Number.value  = 0)
        return "0.00";
    var str = "" + (Math.round(value * Math.pow(10, decmax)) / (Math.pow(10, decmax)));

    var part1;
    var part2;

    var iPos = str.indexOf(".");
    if (iPos == -1) {
        iPos = str.length;
        str = str + ".00";
    }

    if (iPos == -1) {
        part1 = str;
        part2 = "00";
        }
    else {
        part1 = str.substring(0, iPos);
        part2 = str.substring(iPos + 1, str.length);
        }

    ret = "" + part1 + "." + part2;
    
    return ret;
}


	
function SetCmdDefault(field, defvalue)
{
	field.value = defvalue;		    
}

function pureNr(str)
{
    var val;    
    val = new String(str);    
	val = val.replace("'","");
	val = val.replace(",",".");
	
	var ret;
	ret = new Number();
	ret = val;
	
	return ret;
}


function FieldSetEnabled(fld, enbled)
{
    if(enbled)
    {
	    fld.style.disabled = false;
	    fld.contentEditable = true;
	    fld.style.backgroundColor = 'inherit';
	}
	else
	{
	    fld.style.disabled = true;
	    fld.contentEditable = false;
	    fld.style.backgroundColor = '#AAAAAA';	    
	}
}

function makeHoursField(fld)
{
    fld.value = DecAusg(fld.value);
    var ok = ValidStd(fld.value);
    if(!ok)
        FhlrMldng(fld, alertInvalidHourFormat);			
    return ok;
}

function getControlFromEvent(e)
{
    /* Cookie-cutter code to find the source of the event */
    if (typeof e == 'undefined')
	    var e = window.event;

    var source;
    if (typeof e.target != 'undefined')
	{
	    source = e.target;
	}
    else if (typeof e.srcElement != 'undefined')
	{
	    source = e.srcElement;
	}
    else
	{
	    source = null;
	}
	/* End cookie-cutter code */
	return source;
}function CharInStringToInt(zeichen,  index){
	var i, zahl;
	
	if (zeichen.charCodeAt(index) < 48) return -1;
	if (zeichen.charCodeAt(index) > 57) return -1;
		
	for (i=0; i<10; i++){
		if (zeichen.charCodeAt(index) == (48+i) )
			zahl = i;
	}	
	return zahl;
}

function ValidDate(item){	
	var tag1, tag2, monat1, monat2, jahr1, jahr2, jahr3, jahr4, Tag, Monat, Jahr, MaxTag;

	if (item.indexOf(".",0) != 2) return false;
	if (item.length != 10)	return false;    
	tag1 = CharInStringToInt(item,0);if (tag1 == -1) return false;		
	tag2 = CharInStringToInt(item,1);if (tag2 == -1) return false; 		
	monat1 = CharInStringToInt(item,3);if (monat1 == -1) return false;		
	monat2 = CharInStringToInt(item,4);if (monat2 == -1) return false; 		
	jahr1 = CharInStringToInt(item,6);if (jahr1 == -1) return false;
  	jahr2 = CharInStringToInt(item,7);if (jahr2 == -1) return false; 		
	jahr3 = CharInStringToInt(item,8);if (jahr3 == -1) return false; 
	jahr4 = CharInStringToInt(item,9);if (jahr4 == -1) return false; 
  	
  	Tag = (tag1 * 10) + tag2;
	Monat = (monat1 * 10) + monat2;
	Jahr = (jahr1 * 1000) + (jahr2 * 100) + (jahr3 * 10) + jahr4;

	if ((Monat < 1) || (Monat > 12)) return false;
	if ((Monat == 1) || (Monat == 3) || (Monat == 5)|| (Monat == 7) || (Monat == 8) || (Monat == 10) || (Monat == 12))
		MaxTag = 31;
	else if ((Monat == 4) || (Monat == 6) || (Monat == 9)|| (Monat == 11))
		MaxTag = 30;
	else {
		MaxTag = 28;
		if (Jahr % 4 == 0){
			MaxTag = 29;
			if (Jahr % 100 == 0){
				MaxTag = 28;
				if (Jahr % 1000 == 0)
					MaxTag = 29;
			}
		}	 
	}
	
	if ((Tag < 1) || (Tag > MaxTag)) return false;
	if ((Jahr < 1900) || (Jahr > 2060)) return false;
	return true;
}

/***********************************************************************/
/* Eingabe von xx < 60 Ausgabe 20xx, Eingabe von xx >= 60 Ausgabe 19xx */
/***********************************************************************/
function PrfJhdt(DatumString, Laenge){
	if (Laenge == 6){ 
		if (CharInStringToInt(DatumString, 4) > 5)
			return "19" + DatumString.substring(4,6);
		else
			return "20" + DatumString.substring(4,6); 	  
	}

	if (Laenge == 7){ 
		if (CharInStringToInt(DatumString, 5) > 5)
			return "19" + DatumString.substring(5,7);
		else
			return "20" + DatumString.substring(5,7); 	  
	}

	if (Laenge == 8){ 
		if (CharInStringToInt(DatumString, 6) > 5)
			return "19" + DatumString.substring(6,8);
		else
			return "20" + DatumString.substring(6,8); 	  
	}
}

function getFullYear(AktDat){
	var y = AktDat.getYear();
	if (y < 1000)
		y += 1900;
	return y;
}

/********************************************************************/
/* Eingabefeld DATUM im Format dd.mm.yyyy darstellen                */
/********************************************************************/
function DisplayDate(DatumString)
{	
	var AktDat = new Date();
	var AktJahr;
	
	AktJahr = getFullYear(AktDat); 

	if ((DatumString.indexOf(".",0) != 1) && (DatumString.indexOf(".",0) != 2)) return DatumString;

	if (DatumString.length == 3)	/* 6.6 */
 		if (DatumString.indexOf(".",0) == 1)
 			DatumString = "0" + DatumString.substring(0,1) + ".0" + DatumString.substring(2,3) + "." + AktJahr;
		
	if (DatumString.length == 4)	/* 06.6 oder 6.6. oder 6.06 */
 		if (DatumString.indexOf(".",0) == 2)
			DatumString = DatumString.substring(0,2) + ".0" + DatumString.substring(3,4) + "." + AktJahr;
		else
 		if (DatumString.indexOf(".",2) == 3)
	 			DatumString = "0" + DatumString.substring(0,1) + ".0" + DatumString.substring(2,3) + "." + AktJahr;
			else
 		  	if (DatumString.indexOf(".",0) == 1)
	 				DatumString = "0" + DatumString.substring(0,1) + "." + DatumString.substring(2,4) + "." + AktJahr;

	if (DatumString.length == 5)	/* 6.06. oder 06.6. oder 06.06 */
 		if (DatumString.indexOf(".",0) == 1)
 			DatumString = "0" + DatumString.substring(0,1) + "." + DatumString.substring(2,4) + "." + AktJahr;
		else 
			if (DatumString.indexOf(".",3) == 4)
 				DatumString = DatumString.substring(0,2) + ".0" + DatumString.substring(3,4) + "." + AktJahr;
			else
				if (DatumString.indexOf(".",0) == 2)
 					DatumString = DatumString.substring(0,2) + "." + DatumString.substring(3,5) + "." + AktJahr;

	if (DatumString.length == 6)	/* 06.06. oder  6.6.96 */
		if (DatumString.indexOf(".",0) == 2)
  		DatumString = DatumString.substring(0,2) + "." + DatumString.substring(3,5) + "." + AktJahr;
		else
			if (DatumString.indexOf(".",0) == 1)
				DatumString = "0" + DatumString.substring(0,1) + ".0" + DatumString.substring(2,3) + "." + PrfJhdt(DatumString, 6);

	if (DatumString.length == 7)	/* 6.12.96 oder 12.6.96 */
		if (DatumString.indexOf(".",0) == 1)
		DatumString = "0" + DatumString.substring(0,1) + "." + DatumString.substring(2,4) + "." + PrfJhdt(DatumString, 7);
	else
			if (DatumString.indexOf(".",0) == 2)
				DatumString = DatumString.substring(0,2) + ".0" + DatumString.substring(3,4) + "." + PrfJhdt(DatumString, 7);

	if (DatumString.length == 8)	/* 12.12.96 oder 6.6.1996 */
		if (DatumString.indexOf(".",0) == 2)
    DatumString = DatumString.substring(0,2) + "." + DatumString.substring(3,5) + "." + PrfJhdt(DatumString, 8);
		else	
			if (DatumString.indexOf(".",0) == 1)
				DatumString = "0" + DatumString.substring(0,1) + ".0" + DatumString.substring(2,3) + "." + DatumString.substring(4,8);

	if (DatumString.length == 9)	/* 6.12.1996 oder 12.6.1996 */
		if (DatumString.indexOf(".",0) == 1)
		DatumString = "0" + DatumString.substring(0,1) + "." + DatumString.substring(2,4) + "." + DatumString.substring(5,9);
	else
			if (DatumString.indexOf(".",0) == 2)
			DatumString = DatumString.substring(0,2) + ".0" + DatumString.substring(3,4) + "." + DatumString.substring(5,9);

	return DatumString;
}

function checkYear(element){
	var i, j, k, ch;
	var checkOK = "0123456789";
	var allValid = true;
	var allNum = "";
	var checkStr = element.value;

	errfound = false;

	for (i = 0;  i < checkStr.length;  i++){
		ch = checkStr.charAt(i);
		for (j = 0;  j < checkOK.length;  j++)
			if (ch == checkOK.charAt(j))
				break;
		if (j == checkOK.length){
			allValid = false;
			break;
		}
		allNum += ch;
	}
	
	Result = parseInt(checkStr);

	if (Result < 60)
		Result+=2000;
	else if (Result < 1900)
		Result+=1900;
	
	if ((Result < 1900) || (Result > 2060))
		allValid = false;

	if (!allValid){
		FhlrMldng(element, sInvalidYear);
		return false;
	}

	element.value = Result;
	return true;
}

function checkMonth(element){
	var i, j, k, ch;
	var checkOK = "0123456789";
   	var allValid = true;
	var allNum = "";
	var checkStr = element.value;

	errfound = false;

	for (i = 0;  i < checkStr.length;  i++){
		ch = checkStr.charAt(i);
		for (j = 0;  j < checkOK.length;  j++)
			if (ch == checkOK.charAt(j))
				break;
		if (j == checkOK.length){
			allValid = false;
			break;
		}
		allNum += ch;
	}
	
	Result = parseInt(checkStr);

	if ((Result < 1) || (Result > 12))
		allValid = false;

	if (!allValid){
		FhlrMldng(element, sInvalidMonth);
		return false;
	}

	return true;
}

function setCurrentDate(textbox)
{
    var d;
    var s;
    d = new Date();
    
    s = '';
    s = s + d.getDate();
    s = s + '.';
    s = s + (d.getMonth()+1);
    s = s + '.';
    s = s + d.getFullYear();        
    textbox.value = DisplayDate(s);
}

function CheckDateField(textbox)
{    
    textbox.value = DisplayDate(textbox.value);				
    errfound = false;	
	if (!ValidDate(textbox.value))
    {        
        FhlrMldng(textbox, sInvalidDate);                        
        setCurrentDate(textbox);
    }
	return !errfound; /* true if there are no errors */
}

function makeDate(fld)
{
    fld.value = DisplayDate(fld.value);
    
    var	ok = ValidDate(fld.value);	
	if (!ok)
		FhlrMldng(fld, sInvalidDate);
	return ok;
}

function jsDateInit()
{
}
jsDateInit();function setTime(item)
{
	var h, m;
	h = new Date().getHours();
	m = new Date().getMinutes();
	if(h<10) h = "0" + h;
	if(m<10) m = "0" + m;
	item.value = h + ":" + m;		
}
/* Eingabefeld VON und BIS validieren  (item == (xx.xx or xx:xx))*/
function ValidTime(item){
	if (item.length == 0) return true;
	if (item.length > 5) return false;		
	if (item.charCodeAt(0) < 48) return false;  /* < 0 */ 
	if (item.charCodeAt(0) > 50) return false;  /* > 2 */
	if (item.charCodeAt(0) == 50){ /* = 2 */ 	
		if (item.charCodeAt(1) < 48) return false;  /* < 0 */ 
		if (item.charCodeAt(1) > 51) return false;}  /* > 3 */
	else{
		if (item.charCodeAt(1) < 48) return false;  /* < 0 */ 
		if (item.charCodeAt(1) > 57) return false;}  /* > 9 */
	if (item.charCodeAt(2) != 58 && item.charCodeAt(2) != 46) return false;  /* <> : */
	if (item.charCodeAt(3) < 48) return false;  /* < 0 */
	if (item.charCodeAt(3) > 53) return false;  /* > 5 */
	if (item.charCodeAt(4) < 48) return false;  /* < 0 */ 
	if (item.charCodeAt(4) > 57) return false;  /* > 9 */
return true;
}

function DisplayTime(ZeitString){	
	if(ZeitString.length==8)
		ZeitString = ZeitString.substring(0, 5);
	/*x or xx*/
	sSymbol = ":";
	if (ZeitString.indexOf(".",0) >= 0)
		sSymbol = ".";			
	if (ZeitString.indexOf(sSymbol,0) == -1)			
		if (ZeitString.length == 1)
			ZeitString = "0" + ZeitString + ":00";
		else
			if (ZeitString.length == 2)
			  	ZeitString = ZeitString + ":00"; 
			else
				if (ZeitString.length == 3)
					ZeitString = ZeitString.substring(0,2) + ":" + ZeitString.substring(2,3) + "0"; 
				else
					if (ZeitString.length == 4)
						ZeitString = ZeitString.substring(0,2) + ":" + ZeitString.substring(2,4); 
	/*: or :x or :xx*/
	if (ZeitString.indexOf(sSymbol,0) == 0)
		if (ZeitString.length == 1)			//":"
			ZeitString = "00:00";
		else if (ZeitString.length == 2)	//":x"
			ZeitString = "00" + ":" + ZeitString.substring(1,2) + "0";
		else								//":xx"
			ZeitString = "00" + ":" + ZeitString.substring(1,3);
	/*x: or x:x or x:xx*/
	if (ZeitString.indexOf(sSymbol,0) == 1)
 		if (ZeitString.length == 2)
			ZeitString = "0" + ZeitString.substring(0,1) + ":" + "00";
		else if (ZeitString.length == 3)
			ZeitString = "0" + ZeitString.substring(0,1) + ":" + ZeitString.substring(2,3) + "0";
		else if (ZeitString.length == 4)
			ZeitString = "0" + ZeitString.substring(0,1) + ":" + ZeitString.substring(2,4) ;
	/*xx: or xx:x or xx:xx*/
	if (ZeitString.indexOf(sSymbol,0) == 2)
 		if (ZeitString.length == 3)
  			ZeitString = ZeitString.substring(0,2) + ":" + "00";
		if (ZeitString.length == 4)
			ZeitString = ZeitString.substring(0,2) + ":" + ZeitString.substring(3,4) + "0";
		if (ZeitString.length == 5)
			ZeitString = ZeitString.substring(0,2) + ":" + ZeitString.substring(3,5);
	return ZeitString;
}

function getTimeFromString(tm)
{
	return new Date("December 17, 1995 " + tm + ":00").getTime();
}
function setHoursFromTimes(fldFrom, fldUntil, fldHours)
{
    var hours = calcHoursFromTimes(fldFrom, fldUntil);
    if(hours==null)
        return;
        
    fldHours.value = DecAusg(hours);
}

function calcHoursFromTimes(fldFrom, fldUntil)
{
	if(fldFrom == null || fldUntil == null)
	    return null;
	if(fldFrom.value == "" || fldUntil.value == "")
	    return null;
    
    var amount;
    if(getTimeFromString(fldFrom.value) == getTimeFromString(fldUntil.value))
        amount = 0;
    else if(getTimeFromString(fldFrom.value) < getTimeFromString(fldUntil.value)){
        amount = getTimeFromString(fldUntil.value) - getTimeFromString(fldFrom.value);
        amount /= 3600000;
    }
    else if(getTimeFromString(fldFrom.value) > getTimeFromString(fldUntil.value)){
        amount = (getTimeFromString(fldUntil.value) - getTimeFromString(fldFrom.value));
        amount += 86400000;
        amount /= 3600000;
    }
    return Rndn(amount);			
}
function makeTime(fld)
{
    var ok;
	fld.value = DisplayTime(fld.value);
	ok = ValidTime(fld.value);	
	if(!ok)
		FhlrMldng(fld, sInvalidTimeFormat);
	return ok;
}
function openProjectInformation(prjnr)
{
    if(prjnr==null || prjnr == '')
    {
        alert('Kein Projekt ausgewählt!');
    }
    else
    { 
        window.open('ProjectInformation.asp?ProjektNr=' + prjnr, 'ProjectInfo', 'menubar=no, scrollbars=yes, toolbar=no, location=no, height=450, width=1150, resizable=1');
    }
}

function openMitarbeiterInfo(mitarbeitercode, dtm)
{
    var x=0, y=0; //default values    
    if (document.all) 
    {
        x = window.screenTop + 100;
        y = window.screenLeft + 100;
    }
    else //if (document.layers) 
    {
        x = window.screenY + 100;
        y = window.screenX + 100;
    }
   
    if(mitarbeitercode==null || mitarbeitercode == '')
    {
        alert('Kein Mitarbeiter ausgewählt!');
    }
    else if(dtm==null || dtm == '')
    {
        alert('Kein Datum ausgewählt!');
    }
    else
    { 
        if (document.all) 
        {
            window.open('MitarbeiterInfo.asp?Dtm=' + dtm + '&MA=' + mitarbeitercode + '', 'MitarbeiterInfo', 'menubar=no, scrollbars=no, toolbar=no, height=250, top='+x+',width=350,left='+y+',resizable=1');
        } 
        else
        {
            window.open('MitarbeiterInfo.asp?Dtm=' + dtm + '&MA=' + mitarbeitercode + '', 'MitarbeiterInfo', 'menubar=no, scrollbars=no, toolbar=no, height=250,width=350, resizable=1');
            // wird in Firefox mit Doppelbildschirm nicht korrekt positioniert
            //window.open('MitarbeiterInfo.asp?Dtm=' + dtm + '&MA=' + mitarbeitercode + '', 'MitarbeiterInfo', 'menubar=no, scrollbars=no, toolbar=no, height=250, screenX='+x+',width=350 ,screenY='+y+', resizable=1');
        }
       //window.open('MitarbeiterInfo.asp?Dtm=' + dtm + '&MA=' + mitarbeitercode + '', 'MitarbeiterInfo', 'menubar=no, scrollbars=no, toolbar=no, height=250, top='+x+',screenX='+x+',width=350,left='+y+',screenY='+y+', resizable=1');
    }
}