function popup_general(type,cond,num,action,param)
{
	//if the  user not logged in
	if (cond)
	{
		o=document.getElementById('popup_'+type+'_div_'+num).style;

		if (o.visibility=='visible') 
		{
			o.visibility='hidden';
		}
		else
		{
			o.visibility='visible'; 
		}
		
		if (action=='checkbox' || action=='radio')
		{
			document.getElementById(param).checked=false;
		}
		
		if (action!='navigate') return false;
	}
	else
	{
		if (action=='navigate') document.location=param;
		return true;
	}
}