Validate email address
function isEMailAddr(elem) { var str = elem.value; var re = /^[\w-]+(\.[\w-]+)*@([\w-]+\.)+[a-zA-Z]{2,7}$/; if (!str.match(re)) { alert("Verify the e-mail address format."); setTimeout("focusElement('" + elem.form.name + "', '" + elem.name + "')", 0); return false; } else { return true; } }