var i = 1;
function cont() {
	if (i>0) {
		$('#cont').slideDown();
		$('#arrow').fadeOut();
		document.getElementById('arrow').style.display = 'none';
		document.getElementById('arrow').src='img/arrow_up.png';
		$('#arrow').fadeIn();
	}
	if (i<0) {
		$('#cont').slideUp();
		$('#arrow').fadeOut();
		document.getElementById('arrow').style.display = 'none';
		document.getElementById('arrow').src='img/arrow_down.png';
		$('#arrow').fadeIn();
	}
	i=i*-1;
}

$(document).ready(function(){
$('#send_pass').click(function(e){  
	 e.preventDefault(); 
	 
	 if ($('#pass').val()=='pass123'){
		$('#uppass').css('display', 'none');
		$('#upfile').fadeIn("slow");
	 }
});
$('#send_message').click(function(e){  
	 e.preventDefault();  

	 var error = false;  
	 var name = $('#name').val();  
	 var email = $('#email').val(); 
	 var message = $('#message').val();  


	 if(name.length == 0){  
		 var error = true; 
		 $('#name').css("background-image", 'url(img/input_error.png)');
	 } else {
		 $('#name').css("background-image", 'none');
	 }
	 if(email.length == 0 || email.indexOf('@') == '-1'){  
		 var error = true;  
		 $('#email').css("background-image", 'url(img/input_error.png)'); 
	 }else{  
		$('#email').css("background-color", '#f0f0f0');
	 }
	 if(message.length == 0){  
		 var error = true;  
		 $('#message').css("background", 'url(img/textarea_error.png)');
	 }else{  
		 $('#message').css("background-image", 'none');
		 $('#message').css("background-color", '#f0f0f0');
	 }  

	 if(error == false){  
		  $('#send_message').attr({'disabled' : 'true', 'value' : 'Vielen Dank!' }); 
		  $('#send_message').css("background-color", "#333");
		  $('#send_message').css("color", "#f0f0f0");
		  $('#send_message').css("cursor", "default");

		 $.post("send_email.php", $("#contact_form").serialize(),function(result){  
			 if(result == 'sent'){
				 $('#send_message').attr({'disabled' : 'true', 'value' : 'Vielen Dank!' }); 
				 $('#send_message').css("background-color", "#333");
				 $('#send_message').css("color", "#f0f0f0");
			 }else{ 
				 $('#send_message').removeAttr('disabled').attr('value', 'Fehler! Drücke F5!');  
				 $('#send_message').css("background-color", "#f3c0c0");
				 $('#send_message').css("color", "#790e11");
			 }  
		 });  
	 }  
});/*
$('#upload_file').click(function(e){  
	 e.preventDefault();  

	 var error = false;  
	 var file = $('input[type=file]').val()

	 if(file.length == 0){  
		 var error = true; 
		 $('#file').css("background-color", '#f3c0c0');
	 } else {
		 $('#file').css("background-color", '#d0d0d0');
	 }
	 if(error == false){ 		
		 $.post("upload_file.php", $("#upload_form").serialize(), function(result){
			 if(result == 'ok'){
				 $('#upload_file').attr({'disabled' : 'true', 'value' : 'Vielen Dank!' }); 
				 $('#upload_file').css("background-color", "#333");
				 $('#upload_file').css("color", "#f0f0f0");
			 }else{ 
				 $('#upload_file').removeAttr('disabled').attr('value', 'Fehler! Drücke F5!');  
				 $('#upload_file').css("background-color", "#f3c0c0");
				 $('#upload_file').css("color", "#790e11");
			 }  
		 });  
	 }  
});*/
});
function startUpload(){
    document.getElementById('f1_upload_process').style.visibility = 'visible';
    return true;
}
function stopUpload(success){
      var result = '';
      if (success == 1){
         document.getElementById('result').innerHTML =
           '<span class="msg">The file was uploaded successfully!<\/span>';
      }
      else {
         document.getElementById('result').innerHTML = 
           '<span class="emsg">There was an error during file upload!<\/span>';
      }
      document.getElementById('f1_upload_process').style.visibility = 'hidden';
      return true;   
}