[R] cv.glm help: no responses?

I sent out a question a few days ago asking help with cv.glm and I didn't get any responses. Is it my question? I'd appreciate any response just to see my post makes it out there. What I'm looking to do is to get a column of predicted responses from cv.glm (leave-one-out). This produces a

[R] cv.glm help

I would appreciate some help writing R code to plot predicted species richness vs. observed species richness (nat_est) with 95% CI lines. I'm using glm to get model coefficients and remove-one cross validation to get predicted (cv.glm). Here is what I have for the code so far: SRCOUNT -