function hide(id){

document.getElementById(id).style.visibility = "hidden";
}

function hide_m(){

document.getElementById(id).style.visibility = "hidden";
}


function show(id){
Xpos= event.clientX;
Ypos= event.clientY;
document.getElementById(id).style.visibility = "visible";
//document.getElementById(id).style.top = document.getElementById(id).offsetTop +"px";
//document.getElementById(id).style.left = Xpos + 10;
document.getElementById(id).style.top = document.getElementById(id).offsetTop +"px";
//document.getElementById(id).style.left = document.getElementById(menu_dyn_main).offsetLeft +"px";
}