function displayPic(src)
{
    document.getElementById('browse').innerHTML = "<img src='" + src + "' style='width:100%;height:100%;' />";
}
function show(id)
{
       if (document.getElementById(id).style.display = 'none')
         document.getElementById(id).style.display = 'block';
}

function cover(id)
{
       if (document.getElementById(id).style.display = 'block')
         document.getElementById(id).style.display = 'none';
}    

function displayWindow(url, width, height) {
        var Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',resizable=0,scrollbars=no,menubar=no,left=0,top=0' );
}