var y1 = 200;   // change the # on the left to adjuct the Y co-ordinate
(document.getElementById) ? dom = true : dom = false;

function hideIt() {	
	
	if (dom) {document.getElementById("loginpoppup").style.visibility='hidden';}
  	if (document.layers) {document.layers["loginpoppup"].visibility='hide';}
	}
	
function showLogin() {

	if (dom) {document.getElementById("loginpoppup").style.visibility='visible';}
  	if (document.layers) {document.layers["loginpoppup"].visibility='show';}
  	}