protected int getGlobalIndex(List<Environmental> list, String name)
	{
		if(list.size()==0)
			return -1;
		int start=0;
		int end=list.size()-1;
		while(start<=end)
		{
			final int mid=(end+start)/2;
			final int comp=list.get(mid).Name().compareToIgnoreCase(name);
			if(comp==0)
				return mid;
			else
			if(comp>0)
				end=mid-1;
			else
				start=mid+1;

		}
		return -1;
	}