Its selective advertising. Google keeps stats about your web searches etc. Then they are tired in with ad systems so when your on a site that uses google ads google tailors what ads you see to what you have searched for.
1991 Nissan 240sx hatch.
1989 Nissan 240sx hatch (with sr20det)
1996 Mazda MX6 (loved the sound of that car with the magnaflow system on it)
2009 Honda Accord Coupe (had it for a year got rid of it. Burned oil like no tomorrow and was an all around terrible car.)
2004 Mazda Speed MX5...
Get the nikon.
And given your reason of kids I would suggest the nikon that you were thinking.
The d90 will not auto focus while recording video.
So if you wanted to record awesome looking videos you are much better off with the 3100.
here are a couple of current tunes I am listening to while I am waiting for delivery of my gti. End of January can't come soon enough..
osDghS4Vy3g
__2ABJjxzNo
OCmO-C9D3zE
JDt-iPEVZ4Q
And because I am in a sharing mood have my october mix...