function getvisit()
{ 
   try
   {
		var url="/ajax.aspx?act=insert_visit";
		var ai=new ajax_operation(url,display,1);
		ai.doGet();
		return false;
	}
	catch(error)
	{
	return false;
	};
    function display(str)
	{
	    document.getElementById('visitnum').innerHTML=unescape(grr(str));
	};	
}