function checkurl()
//<a href=" <!-- insert url --> " onclick="checkurl();return false;">back</a>

{ 
   var myurl = "http://www.innovativexcimer.com"; 
   if(document.referrer.substring(0,26) == myurl) 
    {  document.location.href=document.referrer;  } 
  else 
    {  document.location.href=myurl;  } 
} 

function show(id)
{
	document.getElementById(id).style.visibility="visible";
}

function hide(id)
{
	document.getElementById(id).style.visibility="hidden";
}
	
function lite(obj) 
{
	if(document.all&&!window.opera) 
	{
		obj.filters.blendTrans.apply(); 
		obj.filters.blendTrans.play(); 
	} 
}