function banner() {} ; 
b = new banner() ; 
n = 0;
//-----------------------------Database----------------------------
b[n++]= "<IMG SRC='banners/banner_bridge.gif' BORDER='0' ALT='Whipple Truss Bridge'>";
b[n++]= "<IMG SRC='banners/banner_rockchurch.gif' BORDER='0' ALT='The Old Rock Church'>";
b[n++]= "<IMG SRC='banners/banner_observatory.gif' BORDER='0' ALT='Bosque Observatory'>";
b[n++]= "<IMG SRC='banners/banner_cabin.gif' BORDER='0' ALT='Clifton Log Cabin'>";
b[n++]= "<IMG SRC='banners/banner_horse.gif' BORDER='0' ALT='Heritage Plaza'>";
b[n++]= "<IMG SRC='banners/banner_Lutheran.gif' BORDER='0' ALT='Our Savior's Lutheran Church'>";
b[n++]= "<IMG SRC='banners/banner_tin.gif' BORDER='0' ALT='Tin Building Theater'>";
b[n++]= "<IMG SRC='banners/banner_conservatory.gif' BORDER='0' ALT='Bosque Conservatory'>";
b[n++]= "<IMG SRC='banners/banner_cliftex.gif' BORDER='0' ALT='Cliftex Theater'>";
b[n++]= "<IMG SRC='banners/banner_dancers.gif' BORDER='0' ALT='Home Show Norwegian Dancers'>";
b[n++]= "<IMG SRC='banners/banner_museum.gif' BORDER='0' ALT='Bosque Memorial Museum'>";
b[n++]= "<IMG SRC='banners/banner_library.gif' BORDER='0' ALT='Clifton Municipal Library'>";
//------------------------------------------------------------------
i=Math.floor(Math.random() * n) ; 
document.write( b[i] );