function em(){
    document.emf.action="e.php?redir=thanks.htm"; 
}
function el(n) {
	if(document.all) return document.all[n];
	else return document.getElementById(n);
}
function showLarge(i,a){
	var d=el(i);
	if(a)d.style.visibility="visible";
	if(!a)d.style.visibility="hidden";	
}