function check_redirect()
	{
	var original_url = window.location.pathname + window.location.search;
	var splashpage_url = 'http://www.meditec.zeiss.co.jp/4125681C00494052/ContainerTitel/MedicalandNon-Medical/$File/index.html';
	var internal_hosts = new Array('czjnotes05','jpnotes05');
	var valid_external_hosts = new Array ('meditec.zeiss.co.jp');
	var internal = false;
	
	for(i = 0; i < internal_hosts.length; i++)
		{
		if (internal == false && document.location.host.indexOf(internal_hosts[i],0) != -1)
			{
			internal = true;
			}
		}

	if (internal == false)
		{
		if (!window.top.document.referrer)
			{
			window.top.location  = splashpage_url + '?open&ref=' + original_url;
			}
		else
			{
			for(i = 0; i < valid_external_hosts.length; i++)	
				{
				if (window.top.document.referrer.indexOf(valid_external_hosts[i],0) == -1)
					{
					window.top.location  = splashpage_url + '?open&ref=' + original_url;
					}
				}			
			}
					
		}
	}
	
function updateProfessionlLink() {
  var p = window.location.search.split('&'), u, i;
  
  if(p.length > -1 && p[0]){
    for(i = 0; i < p.length; i++) {
      if(p[i].indexOf('ref') > -1) {
        u = p[i].split('=')[1];
        u = u.replace(/(?:\/ContentsWWWIntern\/)|(?:\/allBySubject\/)/i, "/Contents-Frame/");
        document.getElementById("iProfessional").href = 'http://www.meditec.zeiss.co.jp' + u;
      }
    }
  }
}