Update searchform.js (#1336)

* Update searchform.js

Fix sessionStorage.querystring bug.  Javascript was not handling setting db (collections) checkbox array from user sessionStorage.

* Update searchform.js

Correcting variable name

collections/search/js/searchform.js

@@ -725,6 +725,16 @@ function setSearchForm(frm) {
   if (sessionStorage.querystr) {
     var urlVar = parseUrlVariables(sessionStorage.querystr);
 
+    if (urlVar.db) {
+      qryCollections = urlVar.db.split(',');
+      let allcb = document.getElementById("dballcb");
+      allcb.checked = false;
+      selectAll(allcb);
+      for (var i = 0; i < qryCollections.length; i++){
+        document.getElementById("collection-" + qryCollections[i]).checked = true;
+      }
+    }
+
     if (
       typeof urlVar.usethes !== "undefined" &&
       (urlVar.usethes == "" || urlVar.usethes == "0")
@@ -822,11 +832,6 @@ function setSearchForm(frm) {
         frm.includecult.checked = true;
       }
     }
-    if (urlVar.db) {
-      if (frm?.db) {
-        frm.db.value = urlVar.db;
-      }
-    }
     for (var i in urlVar) {
       if (`${i}`.indexOf("traitid-") == 0) {
         var traitInput = document.getElementById("traitstateid-" + urlVar[i]);