$(document).ready(function() { 
	

	$('#upload_button').click(function() {
		
		var fileExtension=$("#upload_file").val();
		fileExtension = fileExtension.substring(fileExtension.lastIndexOf(".")+1);
		
		var fileExtensionOk=false;

		// posible extensions
		allowedFileExtension = new Array("mp3");
	  
		while(allowedFileExtension.length>0)     {
			if(fileExtension.toLowerCase()==allowedFileExtension.pop()) fileExtensionOk=true;     	
		}
	  
	  
	 	if(fileExtensionOk == false)	{
			// notice
			alert("please select a mp3-file for upload");
		}
		else {
			
			// send
			$("#upload_form").submit();
			$('#upload_status_box').show();
			$('#upload_form_box').hide();
		}
	});


	$('#translate_text').click(function() {
			
			$("#translate_box").show();
	});
	
	$('#send_translation_button').click(function() {
			
			$.ajax({
				type: "POST",
				url: "http://www.mp3-to-m4r.net/send_translation.php",
				data: $("#translate_form").serialize(),
				success: function(){
					
					alert("Thank you very much for your help!");
					$("#translate_box").hide();
				}							
						
			});		
			
	});

	
});