function cs_bDateSelectorNextPrevious(prefix,monthadd,firstDayWeek)
{
var dt=new Date(document.getElementById(prefix+"bDateSelectorTMCalendar").value*1000);

var dstart=new Date(dt.getFullYear(),dt.getMonth()+monthadd,1);
cs_bDateSelectorUpdate(prefix,dstart,firstDayWeek);
}

function cs_bDateSelectorBlank(prefix,firstDayWeek)
{
//document.getElementById(prefix+"bDateSelectorTMCalendar").value="";
document.getElementById(prefix).value="";

document.getElementById(prefix+"bDateSelectorYear").value="";
document.getElementById(prefix+"bDateSelectorMonth").value="";
document.getElementById(prefix+"bDateSelectorDay").value="";
if(document.getElementById(prefix+"bDateSelectorHour")){
    document.getElementById(prefix+"bDateSelectorHour").value="";
	}
if(document.getElementById(prefix+"bDateSelectorMinute")){
    document.getElementById(prefix+"bDateSelectorMinute").value="";
    }
cs_bDateSelectorSHCal(prefix,1);
}

function cs_bDateSelectorUpdate(prefix,dDate,firstDayWeek)
{
var today=new Date();
var todayDay=today.getDate();
var todayMonth=today.getMonth();
var todayYear=today.getYear();
var dstart=new Date(dDate.getFullYear(),dDate.getMonth(),1);
var selectedDate= new Date(document.getElementById(prefix+"bDateSelectorTM").value*1000);
var aSelectedTM=document.getElementById(prefix+"bDateaSelectedTM").value;
var line;
var col;

var tmstart=Date.parse(dstart)/1000;
document.getElementById(prefix+"bDateSelectorTMCalendar").value=tmstart;

document.getElementById(prefix+"bDateSelectorHeadMonth").innerHTML="<b>"+(dstart.getMonth()+1)+"/"+dstart.getFullYear()+"</b>";


//Recuperation des style
var classTD=document.getElementById(prefix+"bDateSelectorTDClass").value;
var classTDOut=document.getElementById(prefix+"bDateSelectorTDOutClass").value;
var classTDSelected=document.getElementById(prefix+"bDateSelectorTDSelectedClass").value;
var classTDToday=document.getElementById(prefix+"bDateSelectorTDTodayClass").value;

var styleBorderTD=document.getElementById(prefix+"bDateSelectorTDStyleBorder").value;
var styleBorderTDSelected=document.getElementById(prefix+"bDateSelectorTDSelectedStyleBorder").value;
var styleBorderTDToday=document.getElementById(prefix+"bDateSelectorTDTodayStyleBorder").value;

var styleBCKTD=document.getElementById(prefix+"bDateSelectorTDStyleBCK").value;
var styleBCKTDOut=document.getElementById(prefix+"bDateSelectorTDOutStyleBCK").value;
var styleBCKTDSelected=document.getElementById(prefix+"bDateSelectorTDSelectedStyleBCK").value;
var styleBCKTDToday=document.getElementById(prefix+"bDateSelectorTDTodayStyleBCK").value;

var month=dstart.getMonth();
var js;
var tm=tmstart;
var d=dstart;
for(line=0;line<6;line++){
    for(col=0;col<=6;col++){
       js=col+firstDayWeek;
       if(js>6){
        js=js-7;
       	}
       cell=document.getElementById(prefix+"bDateSelectorTD"+line+"_"+col);
       if(d.getMonth()==month && d.getDay()==js){
           cell.innerHTML=d.getDate();

           try{
           if(classTD==""){
              cell.style.border=styleBorderTD;
             }
           if(styleBCKTD!="" || classTD==""){
               cell.style.backgroundColor=styleBCKTD;
               }
           if(classTD!=""){
               cell.className=classTD;
               }
           }catch(err){}
           if(todayDay==d.getDate() && todayMonth==d.getMonth() && todayYear==d.getYear()){
               try{
               if(styleBorderTDToday!="" || classTDToday==""){
                    cell.style.border=styleBorderTDToday;
                    }
               if(styleBCKTDToday!="" || classTDToday==""){
                   cell.style.backgroundColor=styleBCKTDToday;
                   }
               if(classTDToday!=""){
                   cell.className=classTDToday;
                   }
               }catch(err){}
               }

           if(aSelectedTM.search((d.getTime()/1000))!=-1){
            try{
               if(styleBorderTDSelected!="" || classTDSelected==""){
                    cell.style.border+=" "+styleBorderTDSelected;
                    }
               if(styleBCKTDSelected!="" || classTDSelected==""){
                   cell.style.backgroundColor+=" "+styleBCKTDSelected;
                   }
               if(classTDSelected!=""){
                   cell.className=classTDSelected;
                   }

               }catch(err){}
           	}
           //incremente date
           d.setDate(d.getDate()+1);
           }
       else{
        try{
            cell.innerHTML="";
            if(styleBorderTD!="" || classTDOut==""){
                cell.style.border=styleBorderTD;
                }
            if(styleBCKTDOut!="" || classTDOut==""){
               cell.style.backgroundColor=styleBCKTDOut;
               }
            if(classTDOut!=""){
               cell.className=classTDOut;
               }
        }catch(err){}
       	}
        }
    }
}

function cs_bDateSelectorSel(cell,prefix,firstDayWeek)
{
var tm=document.getElementById(prefix+"bDateSelectorTMCalendar").value;
var d=new Date (tm*1000);

if(!isNaN(cell.innerHTML)){
     var mday=parseInt(cell.innerHTML);
     if(!isNaN(mday)){
          d.setDate(mday);
          cs_bDateSelectorUpdateYMD(prefix,d);
          if(document.getElementById(prefix+"bDateSelectorHour")){
            d.setHours(document.getElementById(prefix+"bDateSelectorHour").value);
          	}
          if(document.getElementById(prefix+"bDateSelectorMinute")){
            d.setMinutes(document.getElementById(prefix+"bDateSelectorMinute").value);
            }
          cs_bDateSelectorSetDateAndTM(prefix,d.getFullYear(),d.getMonth(),d.getDate(),d.getHours(),d.getMinutes());
          cs_bDateSelectorUpdate(prefix,d,firstDayWeek);
          return true;
          }
     else{
        return false;
     	}
     }
else{
    return false;
	}
}

function cs_bDateSelectorSelMonth(prefix,firstDayWeek)
{
var tm=document.getElementById(prefix+"bDateSelectorTMCalendar").value;
var d=new Date (tm*1000);
cs_bDateSelectorUpdateYMD(prefix,d);
if(document.getElementById(prefix+"bDateSelectorHour")){
  d.setHours(document.getElementById(prefix+"bDateSelectorHour").value);
  }
if(document.getElementById(prefix+"bDateSelectorMinute")){
  d.setMinutes(document.getElementById(prefix+"bDateSelectorMinute").value);
  }
cs_bDateSelectorSetDateAndTM(prefix,d.getFullYear(),d.getMonth(),d.getDate(),d.getHours(),d.getMinutes());
cs_bDateSelectorUpdate(prefix,d,firstDayWeek);
return true;
}

function cs_bDateSelectorSetSelected(prefix,d,firstDayWeek)
{
cs_bDateSelectorSetDateAndTM(prefix,d.getFullYear(),d.getMonth(),d.getDate(),d.getHours(),d.getMinutes());
cs_bDateSelectorUpdate(prefix,d,firstDayWeek);
cs_bDateSelectorUpdateYMD(prefix,d);

if(document.getElementById(prefix+"bDateSelectorHour")){
var h=d.getHours();
if(h<10){h="0"+h;}
document.getElementById(prefix+"bDateSelectorHour").value=h;
}
if(document.getElementById(prefix+"bDateSelectorMinute")){
var m=d.getMinutes();
if(m<10){m="0"+m;}
document.getElementById(prefix+"bDateSelectorMinute").value=m;
}

}


function cs_bDateSelectorUpdateYMD(prefix,d)
{
if(document.getElementById(prefix+"bDateSelectorYear")){
 if(document.getElementById(prefix+"bDateSelectorYear").value!=d.getFullYear()){
 document.getElementById(prefix+"bDateSelectorYear").value=d.getFullYear()
 }
}
if(document.getElementById(prefix+"bDateSelectorMonth")){
 if(document.getElementById(prefix+"bDateSelectorMonth").value!=d.getMonth()+1){
 document.getElementById(prefix+"bDateSelectorMonth").value=d.getMonth()+1;
 }
}
if(document.getElementById(prefix+"bDateSelectorDay")){
 if(document.getElementById(prefix+"bDateSelectorDay").value!=d.getDate()){
 document.getElementById(prefix+"bDateSelectorDay").value=d.getDate();
 }
}

}

function cs_bDateSelectorSetDateAndTM(prefix,y,m,md,h,min)
{
var d=new Date(y,m,md,h,min);
document.getElementById(prefix+"bDateSelectorTM").value=Date.parse(d)/1000;
var dday=new Date(y,m,md,0,0);
if(document.getElementById(prefix+"bDateaSelectedTM")){
   document.getElementById(prefix+"bDateaSelectedTM").value=Date.parse(dday)/1000+",";
   }
var yyyy=d.getFullYear();
var mm=(d.getMonth()+1);
if(mm<10){ mm="0"+mm;}
var dd=d.getDate();
if(dd<10){ dd="0"+dd;}
var hh=d.getHours();
if(hh<10){ hh="0"+hh;}
var minmin=d.getMinutes();
if(minmin<10){ minmin="0"+minmin;}

document.getElementById(prefix).value=yyyy+"-"+mm+"-"+dd+" "+hh+":"+minmin+":00";
}

function cs_bDateSelectorUpdateYear(inp,prefix,firstDayWeek)
{
if(inp.value.toString().length>4){
    inp.value=inp.value.toString().substr(0,4);
    }
var y;
if(inp.value.substr(0,1)=="0" && inp.value.toString().length>1){
    y=parseInt(inp.value.substr(1,1));//a cause de 0 qui sont interpreté comme un signe hexa ou octal
    inp.value=y;
    }
else{
    y=parseInt(inp.value);
    }

if(!isNaN(y)){
    if(y.toString().length==4){
        var tm=document.getElementById(prefix+"bDateSelectorTM").value;
        var d=new Date (tm*1000);
        d.setFullYear(y);
        cs_bDateSelectorSetDateAndTM(prefix,d.getFullYear(),d.getMonth(),d.getDate(),d.getHours(),d.getMinutes());
        cs_bDateSelectorUpdate(prefix,d,firstDayWeek);
        cs_bDateSelectorUpdateYMD(prefix,d);
        return true;
        }
    else{
        return false;
    	}
    }
else{
    inp.value="";
    return false;
    }
}

function cs_bDateSelectorUpdateMonth(inp,prefix,firstDayWeek)
{
if(inp.value.toString().length>2){
    inp.value=inp.value.toString().substr(0,2);
    }
var m;
if(inp.value.substr(0,1)=="0" && inp.value.toString().length>1){
    m=parseInt(inp.value.substr(1,1));//a cause de 0 qui sont interpreté comme un signe hexa ou octal
    }
else{
    m=parseInt(inp.value);
    }

if(!isNaN(m)){
    if(m>12){
        inp.value=12;
        m=12;
    	}
    if(m>0 && m<=12){
        var tm=document.getElementById(prefix+"bDateSelectorTM").value;
        var d=new Date (tm*1000);
        d.setMonth(m-1);
        cs_bDateSelectorSetDateAndTM(prefix,d.getFullYear(),d.getMonth(),d.getDate(),d.getHours(),d.getMinutes());
        cs_bDateSelectorUpdate(prefix,d,firstDayWeek);
        cs_bDateSelectorUpdateYMD(prefix,d);
        return true;
    	}
    else{
        return false;
    	}
     }
else{
    inp.value="";
    return false;
    }
}

function cs_bDateSelectorUpdateDay(inp,prefix,firstDayWeek)
{
if(inp.value.toString().length>2){
    inp.value=inp.value.toString().substr(0,2);
    }
var day;
if(inp.value.substr(0,1)=="0" && inp.value.toString().length>1){
    day=parseInt(inp.value.substr(1,1));//a cause de 0 qui sont interpreté comme un signe hexa ou octal
    }
else{
    day=parseInt(inp.value);
    }

if(!isNaN(day)){
    if(day>31){
        inp.value=30;
        day=30;
        }
    if(day>0 && day<=31){
        var tm=document.getElementById(prefix+"bDateSelectorTM").value;
        var d=new Date (tm*1000);
        d.setDate(day);
        cs_bDateSelectorSetDateAndTM(prefix,d.getFullYear(),d.getMonth(),d.getDate(),d.getHours(),d.getMinutes());
        cs_bDateSelectorUpdate(prefix,d,firstDayWeek);
        cs_bDateSelectorUpdateYMD(prefix,d);
        return true;
        }
    else{
        return false;
        }
     }
else{
    inp.value="";
    return false;
    }
}


function cs_bDateSelectorUpdateHour(inp,prefix,firstDayWeek)
{
if(inp.value.toString().length>2){
    inp.value=inp.value.toString().substr(0,2);
    }
var h;

if(inp.value.substr(0,1)=="0" && inp.value.toString().length>1){
    h=parseInt(inp.value.substr(1,1));//a cause de 0 qui sont interpreté comme un signe hexa ou octal
    }
else{
    h=parseInt(inp.value);
    }

if(!isNaN(h)){
    var tm=document.getElementById(prefix+"bDateSelectorTM").value;
    var d=new Date (tm*1000);

    if(h>23){
        inp.value=23;
        h=23;
        d.setMinutes(59);
    	}
    if(h<0){
        inp.value=0;
        h=0;
    	}

    d.setHours(h);
    cs_bDateSelectorSetDateAndTM(prefix,d.getFullYear(),d.getMonth(),d.getDate(),d.getHours(),d.getMinutes());
    return true;
    }
else{
    inp.value="";
    return false;
	}
}

function cs_bDateSelectorUpdateMinute(inp,prefix,firstDayWeek)
{
if(inp.value.toString().length>2){
    inp.value=inp.value.toString().substr(0,2);
    }
var m;
if(inp.value.substr(0,1)=="0" && inp.value.toString().length>1){
    m=parseInt(inp.value.substr(1,1));//a cause de 0 qui sont interpreté comme un signe hexa ou octal
    }
else{
    m=parseInt(inp.value);
    }
if(!isNaN(m)){
    if(m>59){
        m=59;
        inp.value=59;
        }
    if(m<0){
        m=0;
        inp.value=0;
        }

    var tm=document.getElementById(prefix+"bDateSelectorTM").value;
    var d=new Date (tm*1000);
    d.setMinutes(m);
    cs_bDateSelectorSetDateAndTM(prefix,d.getFullYear(),d.getMonth(),d.getDate(),d.getHours(),d.getMinutes());
    return true;
    }
else{
    inp.value="";
    return false;
    }

}

function cs_bDateSelectorFK(e,prefix)
{
var k;
try{
if(!e){e=window.event;}
k = e.keyCode ? e.keyCode : (e.charCode ? e.charCode : (e.which ? e.which : void 0));
if((k>=48 && k<=57) || (k>=33 && k<=40) || (k>=8 && k<=13)){
   //Valid key: 0-9, home,end, page up, del ...
   }
else{
    return false;
    }
}catch(err){}
}

function cs_bDateSelectorDKYMD(e,prefix,firstDayWeek)
{
var k;
try{
if(!e){e=window.event;}
k = e.keyCode ? e.keyCode : (e.charCode ? e.charCode : (e.which ? e.which : void 0));

switch(k)
    {
    case 39: //fleche droite
    var cPos=cs_BDate_GetCaretPosition(e.srcElement);
    if(cPos==e.srcElement.value.length){
        e.srcElement.nextSibling.nextSibling.focus();
        }
    break;

    case 37: //fleche gauche
    var cPos=cs_BDate_GetCaretPosition(e.srcElement);
    if(cPos==0){
        try{
        e.srcElement.previousSibling.previousSibling.focus();
        }
        catch(err){}
        }
    break;

    case 68:  //d et D
    //set date to now
    var d=new Date ();
    cs_bDateSelectorSetSelected(prefix,d,firstDayWeek);
    break;

    case 109:  //-
    var tm=document.getElementById(prefix+"bDateSelectorTM").value;
    var d=new Date (tm*1000);
    d.setDate(d.getDate()-1);
    cs_bDateSelectorSetSelected(prefix,d,firstDayWeek);
    break;

    case 107:  //+
    var tm=document.getElementById(prefix+"bDateSelectorTM").value;
    var d=new Date (tm*1000);
    d.setDate(d.getDate()+1);
    cs_bDateSelectorSetSelected(prefix,d,firstDayWeek);
    break;

    }


}catch(err){}
return true;
}

function cs_bDateSelectorDKHM(e,prefix,firstDayWeek)
{
var k;
try{
if(!e){e=window.event;}
k = e.keyCode ? e.keyCode : (e.charCode ? e.charCode : (e.which ? e.which : void 0));

switch(k)
    {
    case 68:  //d et D
    //set date to now
    var d=new Date ();
    cs_bDateSelectorSetSelected(prefix,d,firstDayWeek);
    break;

    case 109:  //-
    var tm=document.getElementById(prefix+"bDateSelectorTM").value;
    var d=new Date (tm*1000);
    d.setMinutes(d.getMinutes()-1);
    cs_bDateSelectorSetSelected(prefix,d,firstDayWeek);
    break;

    case 107:  //+
    var tm=document.getElementById(prefix+"bDateSelectorTM").value;
    var d=new Date (tm*1000);
    d.setMinutes(d.getMinutes()+1);
    cs_bDateSelectorSetSelected(prefix,d,firstDayWeek);
    break;

    }


}catch(err){}

return true;
}

function cs_bDateSelectorSHCal(prefix,fh)
{
if(fh!=1 && document.getElementById(prefix+"SHCal").style.display=="none"){
   document.getElementById(prefix+"SHCal").style.display="block";
   document.getElementById(prefix+"SHCal").focus();

   cs_IEFWELT(document.getElementById(prefix+"SHCal"),1);
   }
else{
   document.getElementById(prefix+"SHCal").style.display="none";
   cs_IEFWELT(document.getElementById(prefix+"SHCal"),0);
   }
}

function cs_bDateSelectorSHHM(prefix,fh)
{
var oSBHM=document.getElementById(prefix+"SHHM");
if(oSBHM.style.display=="none" &&  fh!=1){
   oSBHM.style.display="block";
   oSBHM.focus();
   if(oSBHM.selectedIndex>=0){
       var hhmm;
       if(document.getElementById(prefix+"bDateSelectorHour").value==""){
        var cd= new Date();
        hhmm=cd.getHours();
        if(cd.getHours()<10){hhmm="0"+hhmm;}
        var m=cd.getMinutes();
        if(m<10){m="0"+m;}
        hhmm+=" : "+m;
       	}
       else{
            hhmm=document.getElementById(prefix+"bDateSelectorHour").value+" : "+document.getElementById(prefix+"bDateSelectorMinute").value;
            }
       cs_bDateSelectorSHHM_set_closest(prefix,hhmm);
       }
   //oSBHM.options[0].focus();
   }
else{
   oSBHM.style.display="none";
   }
}

function cs_bDateSelectorSHHM_set_closest(prefix,hhmm)
{
try{
var oSBHM=document.getElementById(prefix+"SHHM");
var oOpts=oSBHM.options;
if(oOpts.length>0){
    t=0;
    var oO=oOpts[t];
    while(t<(oOpts.length-1) && oO.value<hhmm){
        t++;
        oO=oOpts[t];
    	}
    oO.selected=true;
    oO.scrollIntoView(true);


	}
    }catch(err){alert(err);}
}

function cs_bDateSelectorSHHMSel(prefix,sb,firstDayWeek)
{
var s=sb.value;
var aS=s.split(" : ");

document.getElementById(prefix+"bDateSelectorHour").value=aS[0];
document.getElementById(prefix+"bDateSelectorMinute").value=aS[1];

cs_bDateSelectorUpdateMinute(document.getElementById(prefix+"bDateSelectorMinute"),prefix,firstDayWeek);
cs_bDateSelectorUpdateHour(document.getElementById(prefix+"bDateSelectorHour"),prefix,firstDayWeek);

cs_bDateSelectorSHHM(prefix,1);

return true;
}

function cs_BDate_GetCaretPosition (o) {
    var CaretPos = 0;    // IE Support
    if (document.selection) {
        var Sel = document.selection.createRange ();
        Sel.moveStart ('character', -o.value.length);
        CaretPos = Sel.text.length;
    }
    // Firefox support
    else if (o.selectionStart || o.selectionStart == '0')
        CaretPos = o.selectionStart;
    return (CaretPos);
}