function csspopup(s) {

if(s == 1){
	if(document.getElementById) {
	document.getElementById("popup").style.height = document.body.scrollHeight;
	document.getElementById("popup").style.display = "block";
	}
}

if(s == 0){
	if(document.getElementById) {
	document.getElementById("popup").style.display="none";
	}
}

}