anchor.diff:  				typeChange(MolecularArray);
   			}
   			unit.innerHTML = unitSpecimen;
  +			if(unit1!=null)
  +			{
  +				unit1.innerHTML = unitSpecimen;
  +			}				
   		}
   
   // biohazard selection
  
positive.code: 			if(className == "Tissue")
  			{
  				document.getElementById(unitspan).innerHTML = "<%=Constants.UNIT_GM%>";
  				document.forms[0].unit.value = "<%=Constants.UNIT_GM%>";
  			}	
  		}
  
negative.code: 		function onTypeChange(element)
  		{
  			var unit = document.getElementById("unitSpan");
  			var unit1 = document.getElementById("unitSpan1");
  			var unitSpecimen = "";
  			document.forms[0].concentration.disabled = true;
  			var subType = document.getElementById("type");
  