function land(ref, target)
                            {
                            lowtarget=target.toLowerCase();
                            if (lowtarget=="_self") {window.location=loc;}
                            else {if (lowtarget=="_top") {top.location=loc;}
                            else {if (lowtarget=="_blank") {window.open(loc);}
                            else {if (lowtarget=="_parent") {parent.location=loc;}
                            else {parent.frames[target].location=loc;};
                            }}}
                            }
                            function jump(menu)
                            {
                            ref=menu.choice.options[menu.choice.selectedIndex].value;
                            splitc=ref.lastIndexOf("&");
                            target="main";
                            if (splitc!=-1)
                            {loc=ref.substring(0,splitc);
                            target=ref.substring(splitc+1,1000);}
                            else {loc=ref; target="_self";};
                            if (ref != "") {land(loc,target);}
                            }