anchor.diff:  	<tr id="gene_search">
   		<td class="field_label">Search genes:</td>
   		<td>
  -			<div id="geneChoiceGroup">
  -				<input type="text" id="geneChoice">
  -				<div id="geneComplete"></div>
  -			</div>
  +			<form id="geneForm" action="" onsubmit="return submitGene();">
  +				<div id="geneChoiceGroup">
  +					<input type="text" id="geneChoice">
  +					<div id="geneComplete"></div>
  +				</div>
  +			</form>
   		</td>
   		<td>
  -			<input type="button" value="Search" onclick="submitGene()">
  +			<input type="button" value="Search" onclick="submitGene();">
   		</td>
   	</tr>
   	<tr>
  
positive.code: 		<td class="field_label">Search anatomy:</td>
  		<td>
  			<div id="entityChoiceGroup">
  				<input type="text" id="entityChoice">
  				<div id="entityComplete"></div>
  			</div>
  		</td>
  		<td>
  			<input type="button" value="Search" onclick="submitAnatomy()">
  		</td>
  	</tr>
  	<tr>
  
negative.code: 			href += selectedTaxon.id;
  		}
  		location.href = (href);
  		return false; //bypass form submission
  	}
  	
  </script>