/*вывод подменю*/
var cur = '';
function show_podmenu(id){
        document.getElementById(id).style.display = "block";
        cur = id;
    }
function hide_podmenu(){
        if(cur != '') document.getElementById(cur).style.display = "none";
    }



function show_board(id){
        document.getElementById(id).style.display = "block";
    }
function hide_board(id){
        document.getElementById(id).style.display = "none";
    }