function size_window()
{
var width;
var height;

if (parseInt(navigator.appVersion)>3) {
 if (navigator.appName=="Netscape") {
width = window.innerWidth;
height = window.innerHeight;
 }
 if (navigator.appName.indexOf("Microsoft")!=-1) {
width = screen.Width;
alert (width);
height = screen.Height;
 
 }
}

document.body.style.width = width;
document.body.style.height = height;
//alert(width + "x" + height);
//document.getElementById("outer").style.display = "none";
}


// setInterval("size_window();", 5000);

function show(idtag) { 
document.getElementById("popinbox").style.display = "block";
document.getElementById("outer").style.opacity = "0.4";
document.getElementById("outer").style.filter = "alpha(opacity=\"40\")"; 
}
function hide(idtag) { 
document.getElementById("popinbox").style.display = "none";
document.getElementById("outer").style.opacity = "1";
document.getElementById("outer").style.filter = "alpha(opacity=\"100\")"; 
document.getElementById("outer").style.removeAttribute('filter'); 
}