var selId = ''; var selId2 = '';
var selName = ''; var selName2 = '';
var selExtra = ''; var selExtra2 = '';

var curRow = ''; var curRow2 = '';
var curClassName = ''; var curClassName2 = '';

var checkValue = 0;

// ============================================================
// various
// ============================================================

function doFocus(elementName, selectAll) {
  el = document.getElementById(elementName);
  if (el) {
    el.focus();
    if (selectAll) {
      el.select();
    };
  }
}

function checkCookies() {
  if (!document.cookie) {
    document.write('<span class="error">');
    document.write('Error!<br/><br/>');
    document.write('(Session) cookies are disabled. This site requires (Session) cookies in order to function properly!');
    document.write('</span>');
    document.write('<br/><br/><br/>');
  };
}

function openDialog(url, name, width, height) {
  x = (screen.width - width) / 2;
  y = (screen.height - height) / 2;

  window.open(url, name, 'scrollbars=0,toolbar=0,titlebar=0,status=0,resizable=0,menubar=0,location=0,fullscreen=0,directories=0,channelmode=0, width=' + width + ', height=' + height + ', screenX=' + x + ', left=' + x + 'screenY=' + y + ', top=' + y);
};

function openWindow(url, name, width, height) {
  x = (screen.width - width) / 2;
  y = (screen.height - height) / 2;

  window.open(url, name, 'scrollbars=0,toolbar=0,titlebar=0,status=0,resizable=1,menubar=0,location=0,fullscreen=0,directories=0,channelmode=0, width=' + width + ', height=' + height + ', screenX=' + x + ', left=' + x + 'screenY=' + y + ', top=' + y);
};

function selectRow(row, selectedId, selectedName, item) {
	if (curRow != '') {
		curRow.className = curClassName;
	};

  if (item != '') {
    if (item == 'dow') enableDow()
    else if (item == 'plusMin') enablePlusMinus()
    else if ((item == 'group') || (item == 'account')) {
      enableStd();
      enablePlus();
    }
    else enableStd();
    if (selId != selectedId)
      enableBtn('edit2', false);
    enableBtn('minus', false);
    enableBtn('details', true);
  };
	
  selId = selectedId;
  selName = selectedName;

	curRow = row;
	curClassName = row.className;
	row.className = 'gridrowselected';
};

function selectRow2(row, selectedId, selectedName, item, extra) {
	if (curRow2 != '') {
		curRow2.className = curClassName2;
	};
	
  selId2 = selectedId;
  selName2 = selectedName;
  selExtra2 = extra;

	curRow2 = row;
	curClassName2 = row.className;
	row.className = 'gridrowselected';

  if (item != '') {
    enableStd();
  };
  if (item == 'plusMin') {
    enableBtn('minus', true);
  };
};

function enableStd() {
	enableBtn('new', true);
	enableBtn('edit', true);
	enableBtn('delete', true);
	enableBtn('plus', true);
}

function enableBtn(id, enable) {
	if (document.getElementById) {
		el = document.getElementById(id);
		if (enable) {
			if (el) el.src = '/img/' + id + '.gif';
		} else {
			if (el) el.src = '/img/' + id + '_disabled.gif';
		};		
	};
}

function enableBtnTop(id, enable) {
	if (top.document.getElementById) {
		el = top.document.getElementById(id);
		if (enable) {
			if (el) el.src = '/img/' + id + '.gif';
		} else {
			if (el) el.src = '/img/' + id + '_disabled.gif';
		};		
	};
}

// ============================================================
// logon/logoff
// ============================================================

function logon() {
  if (!(document.cookie == "")) {
    openDialog("/dialogs/logon.asp","logon",335,180);
  } else {
    openDialog("/dialogs/error.asp?error=(Session)%20%cookies%20%are%20%disabled!","Error",360,160);
  };
}

function logoff() {
	if (confirm('Weet u zeker dat u wilt uitloggen?'))
		top.document.location.href = "/dialogs/logoff.asp";
}

function change_pw() {
  openDialog("/dialogs/change_pw.asp","media_Password",335,200);
}

// ============================================================
// schedule
// ============================================================

function schedule_new() {
  openDialog("dialogs/schedule_edit.asp","dialog",480,160);
};

function schedule_edit() {
  if (selId != '')
    openDialog("dialogs/schedule_edit.asp?dFrom=" + selId,"dialog",480,160);
};

function schedule_delete() {
  if (selId != '')
  	if (confirm('Weet u zeker dat u het geselecteerde schema wilt verwijderen?'))
      openDialog("dialogs/schedule_delete.asp?dFrom=" + selId,"dialog",360,120);
};

function schedule_check() {
  res = true;

  el = document.getElementById('dDatum'); 
  if(el) {
    if (!validateDate(el.value)) {
      el.focus();
      el.select();
      return false;
    };
  };
  

  el = document.getElementById('dTijd'); 
  if (!isTime(el.value)) { alert('Voer een geldige Tijd in... [hh:nn]'); el.focus(); el.select(); return false; }
   //if((el) && (el.value.length != 5))
    
  el = document.getElementById('appType'); 
  if((el) && (el.value == '0')) { alert('Selecteer een "type"...'); el.focus(); return false; }
  
  if((el) && (el.value != '0')) {
    if (el.value == 'routeren') {
      el = document.getElementById('dest'); 
      if((el) && (el.value.length == 0)) { 
        alert('Voer een bestemming in...'); 
        el.focus(); 
        return false;
      } else if ((el) && (el.value.length == 11) && (el.value.substring(0, 2) == '31')) {
        return true;
      } else if ((el) && (el.value.length == 11) && (el.value.substring(0, 2) != '31')) {
        alert('Begint niet met 31!');
        el.focus();
        el.select();
        return false;
      } else if ((el) && (el.value.length == 10) && (el.value.substring(0, 1) == '0')) {
        return true;
      } else if ((el) && (el.value.length == 10) && (el.value.substring(0, 1) != '0')) {
        alert('Begint niet met 0!');
        el.focus();
        el.select();
        return false;
      } else if ((el) && (el.value.length != 10)) {
        alert('Ongeldig telefoonnummer!');
        el.focus();
        el.select();
        return false;
      };
    };
  };
    
  return res;
};

function schedule_enableDest(el, elName) {
  if (el) {
    elDest = document.getElementById(elName);
    if ((elDest) && (el.value == 'routeren')) {
      elDest.disabled = false
    } else {
      elDest.disabled = true;
    };
  };
};

// ============================================================
// e-mail
// ============================================================

function mail_new() {
  openDialog("dialogs/mail_edit.asp","dialog",480,120);
};

function mail_edit() {
  if (selId != '')
    openDialog("dialogs/mail_edit.asp?dSend=" + selId,"dialog",480,120);
};

function mail_delete() {
  if (selId != '')
  	if (confirm('Weet u zeker dat u het geselecteerde schema wilt verwijderen?'))
      openDialog("dialogs/mail_delete.asp?dSend=" + selId,"dialog",360,120);
};

function mail_check() {
  el = document.getElementById('dDatum'); 
  if(el) {
    if (!validateDate(el.value)) {
      el.focus();
      el.select();
      return false;
    };
  };

  el = document.getElementById('dTijd'); 
  if (!isTime(el.value)) { alert('Voer een geldige Tijd in... [hh:nn]'); el.focus(); el.select(); return false; }
  
  return true;
};

// ============================================================
// extensions
// ============================================================

function extension_new() {
  openDialog("dialogs/extension_edit.asp","dialog",480,180);
};

function extension_edit() {
  if (selId != '')
    openDialog("dialogs/extension_edit.asp?extId=" + selId,"dialog",480,180);
};

function extension_delete() {
  if (selId != '')
  	if (confirm('Weet u zeker dat u de geselecteerde eindbestemming wilt verwijderen?'))
      openDialog("dialogs/extension_delete.asp?extId=" + selId,"dialog",360,120);
};

function extension_check() {
};

// ============================================================
// runs
// ============================================================

function run_new() {
  openDialog("dialogs/run_edit.asp","dialog",480,190);
};

function run_edit() {
  if (selId != '')
    openDialog("dialogs/run_edit.asp?runNr=" + selId,"dialog",480,190);
};

function run_delete() {
  if (selId != '')
  	if (confirm('Weet u zeker dat u de geselecteerde run wilt verwijderen?'))
      openDialog("dialogs/run_delete.asp?runNr=" + selId,"dialog",360,120);
};

function run_check() {
  el = document.getElementById('startD'); 
  if(el) {
    if (!validateDate(el.value)) {
      el.focus();
      el.select();
      return false;
    };
  };
  el = document.getElementById('startT'); 
  if (!isTime(el.value)) { alert('Voer een geldige Tijd in... [hh:nn]'); el.focus(); el.select(); return false; }
  
  el = document.getElementById('endD'); 
  if(el) {
    if (!validateDate(el.value)) {
      el.focus();
      el.select();
      return false;
    };
  };
  el = document.getElementById('endT'); 
  if (!isTime(el.value)) { alert('Voer een geldige Tijd in... [hh:nn]'); el.focus(); el.select(); return false; }
  

  return true;
};

// ============================================================
// vote
// ============================================================

function vote_edit() {
  if (selId != '')
    openDialog("dialogs/vote_edit.asp?voteNr=" + selId,"dialog",480,190);
};

function vote_check() {
  el = document.getElementById('activeTillD'); 
  if(el) {
    if (!validateDate(el.value)) {
      el.focus();
      el.select();
      return false;
    };
  };
  el = document.getElementById('activeTillT'); 
  if (!isTime(el.value)) { alert('Voer een geldige Tijd in... [hh:nn]'); el.focus(); el.select(); return false; }
  

  return true;
};

// ============================================================
// reports
// ============================================================

function report_autoRefresh(doCheck) {
  var timeoutId;
  
  if (doCheck) {
    timeoutId = setTimeout("report_refresh()", 10000);
  } else {
    clearTimeout(timeoutId);
  };
};

function report_refresh() {
  document.location.reload();
};

function chart_autoRefresh(doCheck) {
  var timeoutId;
  
  if (doCheck) {
    timeoutId = setTimeout("chart_refresh()", 30000);
  } else {
    clearTimeout(timeoutId);
  };
};

function chart_refresh() {
  document.location.reload();
};

// ============================================================
// routines
// ============================================================

// DHTML date validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
// Declaring valid date character, minimum year and maximum year
var dtCh= "-";
var minYear=2006;
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("Voer een geldige datum in : dd-mm-yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert("Voer een geldige maand in!")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Voer een geldige dag in!")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert("Voer een geldig jaar in (min. " + minYear + ", max. " + maxYear + ")");
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Voer een geldige datum in!")
		return false
	}
	
  return true
}

function validateDate(value){
	if (isDate(value)==false)
		return false;
  return true;
}

function isTime(value) {
  if (value.length != 5)
    return false;
    
  h = value.substring(0,2);
  n = value.substring(3,5);

  if (isInteger(h) && isInteger(n))
    return true;

  return false;
}