var sPageID = "";


        function f(id,state) {
            if ((state==0) && (id != sPageID)) {
                document.getElementById(id).src = "images/"+id+".gif";
            } else {
                document.getElementById(id).src = "images/"+id+"_h.gif";
            }
        }
        
        function fpng(id,state) {
            if (state==0) {
                document.getElementById(id).src = "images/"+id+".png";
            } else {
                document.getElementById(id).src = "images/"+id+"_h.png";
            }
        }
        
        function popWin(url){
        
            var sW = window.open (url, "mw","location=0,status=0,scrollbars=1,width=350,height=400");         
        
        }