function toggle_login()
{
	var login = document.getElementById('login');
	if(login.style.display == 'block') {
		login.style.display = 'none'
	}else{
		login.style.display = 'block'
	}
}

function showHide(elementid)
{
  if (document.getElementById(elementid).style.display == ''){
    document.getElementById(elementid).style.display = 'none';
  } else {
    document.getElementById(elementid).style.display = '';
  }
}


function popup(URL) {
w = window.open(URL, "", "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=900,height=600,left = 190,top = 212");
}