anchor.diff:  		else if(specimenType.equals("Cell"))
   			return Constants.UNIT_CC;
   		else if(specimenType.equals("Molecular"))
  +		{
  +			concReadOnly=false;
   			return Constants.UNIT_MG;
  +		}
   		else
   			return " ";
   			
  
positive.code: 				<html:text styleClass="formFieldSized5" size="30"  maxlength="10" 
  							styleId="<%=quantity%>" 
  							property="<%=quantity%>" 
  							readonly="<%=readOnlyValue%>"
  							value="<%=qtyValue%>" />
  					<span id="<%=unit%>">
  					</span>
  				</td>
  				
  
negative.code: 						
  					String qtyValue = (String)form.getDeriveSpecimenValue(quantityvalue);
  					String concValue = (String)form.getDeriveSpecimenValue(MolecularConc);
  					String strHiddenUnitValue = "" + changeUnit(className,typeclassValue);
  					if(qtyValue == null || qtyValue.equals("")) 
  					{
  						qtyValue="0";
  