Gridview used Ajax Pull

Question

Hi friend i have  a doubt in asp.net  gridview concept .In my project i am  create the two textbox in grid view first textbox  enter the data means i move to second textbox autocomplete text display all the related first text box data.

Example:

i type first textbox :p6463444

move to next tab means  that related value display in autocomplete text 

Please any one say from this

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