Added Self-Healing to the Number Inputs

The number inputs now self-heal after a few seconds if left empty. This
will prevent any possible save errors or confusion.

index.html

@@ -332,8 +332,6 @@
     <script src="js/FileSaver.js"></script>
     <script src="js/shelter.js"></script>
     <script src="js/jscolor.js"></script>
-
-
   </body>
 
 

js/shelter.js

@@ -30,6 +30,21 @@ function colorConverter(colorhex, mode)
   }
 }
 
+//lazy code addition, but I believe it is beneficial and not too invasive.
+function numberCheckHelper()
+{
+  $("input[type='number']").each(function()
+  {
+    if($(this).val === undefined || $(this).val().trim().length == 0 || $(this).val() == null)
+    {
+      var a = $(this).attr("min");
+      if(a === undefined) a = 0;
+      $(this).val(a);
+    }
+  });
+  setTimeout(numberCheckHelper, 3000);
+}
+
 function colortofos()
 {
     var colorhex = document.getElementsByClassName("jscolor")[0].value;
@@ -39,6 +54,7 @@ function colortofos()
 $(document).ready(function(){
 
 
+  numberCheckHelper();
   if(window.location.href.indexOf("?preset=") > -1 && window.location.href.indexOf("?savename=") > -1){
 
     urlPreset = window.location.href.substring(window.location.href.indexOf("?preset=")+8, window.location.href.indexOf("?savename="));