// JavaScript Document

function toggle_visibility(id) { 
	var e = document.getElementById(id); 
	if(e.style.display == 'none') 
	e.style.display = 'block'; 
	else 
	e.style.display = 'none'; 
} 

function openwin(url1)
{
    window.open(url1,'','directories=0,location=0,menubar=0,status=0,toolbar=0,width=900,height=500,resizable=1')
}