(AGI) Rome, June 28 - FIFA head Joseph Blatter has proposedguidelines for the use of instant-replay technology on thepitch. "We should give another help to the referee and a littlebit more justice to the game by giving the coaches a so-calledchallenge call. They will have this challenge call twice in ahalf," Mr Blatter said in an interview on the federation'swebsite. Coaches will be able to ask the referee to watchimages on a monitor and check whether a decision was right ornot. . .