--- a/s4-main.js	Tue Jun 23 12:58:31 2020 +0900
+++ b/s4-main.js	Thu Jun 25 15:50:16 2020 +0900
@@ -72,8 +72,49 @@
 	    u.checked = !u.checked;
 	}
     }
+    function addFileInput() {
+	var inpfile = collectElementsByAttr("input", "name", "image");
+	if (!inpfile) return;
+	var filled = true;
+	var i, ih;
+	for (i of inpfile) {
+	    if (! i.value) filled=false;
+	}
+	if (filled) {
+	    ih = i.parentNode.innerHTML;
+	    if (ih) {
+		var inpf = ih.substring(ih.indexOf("<input")),
+		    newi = "<br>"+inpf.substring(0, inpf.indexOf(">")+1);
+		i.insertAdjacentHTML("afterend", newi)
+		// alert(newi);
+	    }
+	}
+    }
+    function initFileInput() { // Multiplies "input type=file"
+	var el, morefile = document.getElementById("morefile");
+	if (morefile) {
+	    for (el of collectElementsByAttr("input", "name", "image")) {
+		el.addEventListener("change", function(ev) {
+		    if (ev.target.value > "" && ev.target.files.length == 1)
+			morefile.style.visibility = "visible";
+		    // No need to hide again, sure?
+		});
+	    }
+	    morefile.addEventListener("click", addFileInput, null);
+	}
+	// When renaming, select basename part
+	for (el of collectElementsByAttr("input", "class", "mv")) {
+	    el.addEventListener("focus", function(ev) {
+		var i = ev.target;
+		if (i) {
+		    i.setSelectionRange(0, i.value.lastIndexOf("."));
+		}
+	    });
+	}
+    }
     function initBlogs() {
-	var el, check = collectElementsByAttr("input", "name", "notifyto");
+	// Auto-complete #xxxx
+	var check = collectElementsByAttr("input", "name", "notifyto");
 	if (check)
 	    for (let i of check) {
 		i.addEventListener("click", insertRedirect, null);
@@ -138,6 +179,7 @@
     function init() {
 	initGrpAction();
 	initBlogs();
+	initFileInput();
     }
     document.addEventListener('DOMContentLoaded', init, null);
 })();