anchor.diff:  		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");
  
positive.code: 			if(className == "Tissue")
  			{
  				document.getElementById(unitspan).innerHTML = "<%=Constants.UNIT_GM%>";
  				document.forms[0].unit.value = "<%=Constants.UNIT_GM%>";
  			}	
  		}
  
negative.code: 				typeChange(MolecularArray);
  			}
  			unit.innerHTML = unitSpecimen;
  			if(unit1!=null)
  			{
  				unit1.innerHTML = unitSpecimen;
  			}				
  		}
  
  // biohazard selection
  