Check the Radio Shack link above in one of my posts...
Your looking at a $20.00 investment.
Also - tear apart an old radio, TV, VCR, etc. and practice on something of no value.
I don't know if I mentioned this - but - you want to get a Fine Point Tip
All you need to do is to reheat the pads long enough to melt the existing solder(re-flow) and add just a little tiny tiny tiny bit of fresh solder. If your used to a solder GUN - then you are probably using a rather large diameter solder. When you get the new iron - pick up some thin stuff.
Stephen