How do I reduce lag in Champion select?

It so happens that during champion select, the client lags like never before. I've disabled animations, changed my Laptop's color scheme to Windows XP, set my League client's priority into High... AND IT STILL LAGS. The lag comes from the Chat in champion select (and more). Here are my specifications Intel Pentium(R) Dual Core T4500 2.30Ghz 4GB RAM 64 bit Operating System Also... Here's a picture of my Laptop
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