anchor.diff:        <br/>
         <br/>
       <% else %>
  -      <select name="assignment[wiki_type_id]" width="15%">
  +      <select id="wikiselect" name="assignment[wiki_type_id]" width="15%" onchange="onChangeWikiType();">
         <% @wiki_types.each do |wiki_type| %>
           <option style="width:75px" value="<%= wiki_type.id %>"
           <%= ' selected' if wiki_type.id == @assignment.wiki_type_id %> >
  
positive.code: 
  <p>
  </p>
  <!--[eoform:assignment]-->
  
  
  
negative.code: 		//start_date.style.display = "none";
          staggered_label.style.display = "none";
          days_between_chapters.style.display = "none";
  	}
  }
  
  function onChangeWikiType(){
  	submission_directory = document.getElementById("assgt_directory");
  	var dropdownIndex = document.getElementById('wikiselect').selectedIndex;
  	if(dropdownIndex == 0){
  		submission_directory.innerHTML = "Submission directory:"
  	}else{
  		submission_directory.innerHTML = "Base URL for Wiki:"
  	}
  }
  </script>
  