var show = 1;

function menushow(div,x,y){
        window.document.getElementById(div).style.display='block';
        window.document.getElementById(div).style.top =  y + 'px';
        window.document.getElementById(div).style.left = x + 'px';

}

function menuhidei(div){
    window.document.getElementById(div).style.display='none';
}

function simpleshow(div){
    window.document.getElementById(div).style.display='block';
}