function CreatePost(){

    if(document.getElementById('CreatePostForm').PageTitle.value == ''){
        
        alert('Skriv en rubrik');
        
        return;
    
    }

    if(document.getElementById('CreatePostForm').MessageText.value == ''){
        
        alert('Skriv ett meddelande');
        
        return;
    
    }

    for(var i = 1; i <= 5; i++){
    
        if(document.getElementsByName('ImageFile['+i+']')[0].value){
        
            var extension = document.getElementsByName('ImageFile['+i+']')[0].value.split('.').pop().toLowerCase();
        
            if(extension != 'jpg' && extension != 'jpeg' && extension != 'png' && extension != 'gif'){
              
                alert('Fil '+i+' är inte ett giltigt bildformat');
                
                return;
            
            }
          
        }
        
    }
          
    document.getElementById('CreatePostForm').style.display = 'none';
    
    document.getElementById('CreatePostProgress').style.display = 'block';
        
    document.getElementById('CreatePostForm').submit();

}


function CreateLaptime(){

    if(document.getElementById('CreateLaptimeForm').LaptimeMinutes.value == '' || document.getElementById('CreateLaptimeForm').LaptimeSeconds.value == '' || document.getElementById('CreateLaptimeForm').LaptimeTenths.value == ''){
        
        alert('Ange din varvtid med minuter, sekunder och tiondelar');
        
        return;
    
    }

    if(document.getElementById('CreateLaptimeForm').LaptimeCarPageId.value == '' && document.getElementById('CreateLaptimeForm').LaptimeCar.value == ''){
    
        alert('Ange vilken bil du använt');
        
        return;    
    
    }
    

    if(document.getElementsByName('LaptimeFile')[0].value){
    
        var extension = document.getElementsByName('LaptimeFile')[0].value.split('.').pop().toLowerCase();
    
        if(extension != 'dbn'){
          
            alert('Filen är inte en giltig driftbox loggfil');
            
            return;
        
        }
      
    }

    document.getElementById('CreateLaptimeForm').style.display = 'none';
    
    document.getElementById('CreateLaptimeProgress').style.display = 'block';
  
    document.getElementById('CreateLaptimeForm').submit();

}


function DeleteLaptime(PageId,LaptimeId){

    if(confirm('Detta raderar varvtiden')){
    
        Hidden.location = '/?_PageId=' + PageId + '&_ActionName=DeleteLaptime&LaptimeId=' + LaptimeId;
    
    }

}


function SelectCar(CarPageId){

    if(CarPageId == ''){
        
        document.getElementById('LaptimeCarOther').style.display = 'block';
        
    }
        
    else{
        
        document.getElementById('LaptimeCarOther').style.display = 'none';
        
    }

}