function logoHover () {
	logo . src = logo . src . replace ( 'name.gif' , 'name-on.gif' ) ;
}

function logoHout () {
	logo . src = logo . src . replace ( 'name-on.gif' , 'name.gif' ) ;
}

var logo = document . getElementById ( 'logo' ) ;
logo = logo . getElementsByTagName ( 'img' ) ;
logo = logo [ 0 ] ;
logo . onmouseover = logoHover ;
logo . onmouseout = logoHout ;