// JavaScript Document
function Set_Cookie( name, value, expires, path, domain, secure )
{
// set time, it's in milliseconds
var today = new Date();
today.setTime( today.getTime() );

/*
if the expires variable is set, make the correct
expires time, the current script below will set
it for x number of days, to make it for hours,
delete * 24, for minutes, delete * 60 * 24
*/
if ( expires )
{
expires = expires * 1000 * 60 * 60 * 24;
}
var expires_date = new Date( today.getTime() + (expires) );

document.cookie = name + "=" +escape( value ) + ( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) + ( ( path ) ? ";path=" + path : "" ) + ( ( domain ) ? ";domain=" + domain : "" ) + ( ( secure ) ? ";secure" : "" );
}

function Delete_Cookie( name, path, domain ) {
if ( Get_Cookie( name ) ) document.cookie = name + "=" +
( ( path ) ? ";path=" + path : "") +
( ( domain ) ? ";domain=" + domain : "" ) +
";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}

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

Delete_Cookie('vis', '/', '' );
Set_Cookie('vis',e.style.display,30,'/','','','');
}


function toggle_visible(id) {
   var e = document.getElementById(id);
    e.style.display = 'block';
Delete_Cookie('vis', '/', '' );
Set_Cookie('vis',e.style.display,30,'/','','','');
}

function toggle_unvisible(id) {
   var e = document.getElementById(id);
    e.style.display = 'none';
Delete_Cookie('vis', '/', '' );
Set_Cookie('vis',e.style.display,30,'/','','','');

}