var width = screen.width - 5;
var height = screen.height - 5;

function popup_window(url)
 { window.open(url,'popup_window','toolbar=0, location=0, directories=0, status=0, menubar=0, scrollbars=1, resizable=0, copyhistory=0, width=420, height=291, screenX=0, screenY=0, top=0, left=0'); }

function rowOverEffect(object, classname) 
 { object.className = classname; }

function rowOverEffect2(object, classname, id) 
 { if (id)
    { object.className = classname; }
 }