public void setReturn2()
	  {
		  
		String src_region = null;
		String src_agent = null;
		String src_plugin = null;
		if(getParam("src_region") != null) //plugin
		{
			setMsgRegion(src_region);
			src_region = new String(getParam("src_region"));
			
			if(getParam("src_agent") != null) //plugin
			{
				src_agent = new String(getParam("src_agent"));
				setMsgAgent(src_agent);
				
				if(getParam("src_plugin") != null) //plugin
				{
					src_plugin = new String(getParam("src_plugin"));
				}
				else
				{
					setMsgPlugin(null);
				}
					
			}
			else
			{
				setMsgAgent(null);
				setMsgPlugin(null);
			}
		}
		else
		{
			setMsgRegion(null);
			setMsgAgent(null);
			setMsgPlugin(null);
		}
		  params.remove("src_region");
		  params.remove("src_agent");
		  params.remove("src_plugin");
		
		  if(getParam("dst_region") != null) //plugin
		  {
			  	params.put("src_region", params.get("dst_region"));
			  	  
			    if(getParam("dst_agent") != null) //plugin
				{
			    	params.put("src_agent", params.get("dst_agent"));
			    	
			    	if(getParam("dst_plugin") != null) //plugin
					{
						params.put("src_plugin", params.get("dst_plugin"));
					}
					else
					{
						params.remove("dst_plugin");
					}
				}
			    else
			    {
			    	params.remove("dst_agent");
					params.remove("dst_plugin");
			    }
		  }
		  else
		  {
			  params.remove("dst_region");
			  params.remove("dst_agent");
			  params.remove("dst_plugin");
		  }
		 
	  }