var gen_info_t;
var gen_info_tagId;
function gen_info_moveLeft(){
    tbl = document.getElementById(gen_info_tagId);

    x = tbl.style.left;
    x = x.replace('px','');
    
    w = tbl.style.width;
    w = w.replace('px','');

    if((1 * x) + (1 * w) <= 735){
        clearInterval(gen_info_t);
        return;
    }
    x = 1 * (x - 50);
    tbl.style.left = x + "px";

    clearInterval(gen_info_t);
    gen_info_t = setInterval("gen_info_moveLeft()", 100);

}

function gen_info_moveRight(){
    tbl = document.getElementById(gen_info_tagId);
    x = tbl.style.left;
    x = x.replace('px','');

    w = tbl.style.width;
    w = w.replace('px','');

    if(1 * x >= 0){
        clearInterval(gen_info_t);
        return;
    }

    x = 1 * x + 50;
    tbl.style.left = x + "px";
    clearInterval(gen_info_t);
    gen_info_t = setInterval("gen_info_moveRight()", 100);
}

function gen_info_move(tagId, d){

    gen_info_tagId = tagId;
    if(d == -1){
        gen_info_moveLeft();
    }else{
        gen_info_moveRight();
    }
}