text: 
  //document.getElementById("submit_button").disabled = false;
  
  function show_loading(){
      console.log("Show Loading")
      console.log(document.getElementById("upload_box"))
      if(document.getElementById("upload_box").value != "") {
     			// you have a file
     			document.getElementById('loading').show();
  	}else{
  		console.log("No FIle")
  	}
  
  }