fixing columns positioning when filtering

index.html

@@ -179,13 +179,6 @@ function open_link(c) {
 }
 var cats=[];
 function print_results(hitList) {
-    var doc=document.getElementById("main");
-    doc.innerHTML="";
-    var tbl=document.createElement("table");
-    var tbody=document.createElement("tbody");
-    var tr=document.createElement("tr");
-    tbl.appendChild(tbody);
-    doc.appendChild(tbl);
     var str="";
     var cat=0;
     cats=[];
@@ -195,13 +188,8 @@ function print_results(hitList) {
           var td=document.createElement("td");
           td.id="td_"+name;
           if (narrow_window()) { td.className+=" narrow"; }
-          if (cat%config.columns==0 || narrow_window()) { 
-            tbody.appendChild(tr);
-            tr=document.createElement("tr");
-          }
           td.innerHTML+=make_head(linkList[c]);
-          tr.appendChild(td);
-          cats.push({name:name, count:0});
+          cats.push({name:name, td:td, count:0});
           cat+=1;
         } else {
           if (hitList.indexOf(c)==-1) { continue }
@@ -209,10 +197,24 @@ function print_results(hitList) {
           cats[cat-1].count++;
         }
     }
-    tbody.appendChild(tr);
-    for (c=0; c<cats.length; c++) {
-      if (cats[c].count==0) { document.getElementById("td_"+cats[c].name).className+=" hidden"; }
+    var doc=document.getElementById("main");
+    doc.innerHTML="";
+    var tbl=document.createElement("table");
+    var tbody=document.createElement("tbody");
+    var print_cat=0;
+    for (cat=0; cat<cats.length; cat++) {
+      if ((print_cat%config.columns==0 || narrow_window())) {
+        var tr=document.createElement("tr");
+        tbody.appendChild(tr);
+      }
+      if (cats[cat].count>0) {
+        tr.appendChild(cats[cat].td);
+        print_cat++;
+      }
     }
+    tbody.appendChild(tr);
+    tbl.appendChild(tbody);
+    doc.appendChild(tbl);
 }
 function reload_source() {
     location.href=config.source