change connect btn popup

Author: linjinjin123

server/templates/design.html

@@ -471,10 +471,9 @@ <h3 class="text-center"><i class="ui large icon trash"></i>Do you really want to
           <button class="ui grey button" id="openFile" data-content="Open an circuit"><i class="folder open icon"></i></button>
           <button class="ui grey button" id="save" data-content="Save your circuit"><i class="save icon"></i></button>
           <button class="ui grey button" id="clear" data-content="Clear all parts"><i class="trash outline icon"></i></button>
-          <button class="ui grey button" id="normal-conn" data-content="Connect two parts by normal line" ><i class="compress icon"></i></button>
-          <button class="ui grey button" id="promotion-conn" data-content="Connect two parts by promotion line" ><i class="external
- icon"></i></button>
-          <button class="ui grey button" id="inhibition-conn" data-content="Connect two parts by inhibition"><i class="minus icon"></i></button>
+          <button class="ui grey button" id="normal-conn" data-content="Connect two parts" ><i class="compress icon"></i></button>
+          <button class="ui grey button" id="promotion-conn" data-content="Add activation relationship" ><i class="external icon"></i></button>
+          <button class="ui grey button" id="inhibition-conn" data-content="Add repression relationship"><i class="minus icon"></i></button>
           <button class="ui grey button" id="minus" data-content="Delete a part"><i class="remove icon"></i></button>
           <button class="ui grey button" id="backbone" data-content="Add a DNA Backbone" ><i class="write icon"></i></button>
           <button class="ui grey button" id="hideNormal" data-content="Hide normal line" ><i class="hide icon"></i></button>