calling modal popup from another page based on parameter

hiii

i have a page name locationpopup.aspx,where i design a modalpopupand inside modalpopup i have a grid vied and i wrote all the code for bin d grid view.i have another page location.aspx in which i have text box and a search button.if i enter anything in the textbox and after that if i click search button according to textbox value that popup should call from locationpopup.aspx and should display in location.aspx.

 

Anyone plz help me to solve this situation