function doEvent(){


	$("btnModelli").addEvent("mouseover",accendiModelli);
	$("btnModelli").addEvent("mouseout",accendiModelli)
	
	$("btnProgrammi").addEvent("mouseover",accendiProgramma);
	$("btnProgrammi").addEvent("mouseout",accendiProgramma)
	

}

function accendiModelli(e){
		
	if (e.type=="mouseover"){
		
		$("contInnovTecno").setStyle("background-position","0 -245px")
		
	}else{
		
		$("contInnovTecno").setStyle("background-position","")
		
	}
	
}

function accendiProgramma(e){
		
	if (e.type=="mouseover"){
		
		$("contAOasi").setStyle("background-position","0 -245px")
		
	}else{
		
		$("contAOasi").setStyle("background-position","")
	
	}
	
}