update info alert before wiping eeprom

index.html

@@ -1276,7 +1276,7 @@
                 }
 
                 // ask user to confirm
-                if(!confirm("Are you sure you want to wipe the eeprom on this device?")){
+                if(!confirm("Are you sure you want to wipe the eeprom on this device? This will take about 30 seconds. An alert will show when the eeprom wipe has finished.")){
                     return;
                 }