function chclass () {
menuchclass=document.getElementById("topmenu");
leftmenuchclass=document.getElementById("lmenu");
prodmenuchclass=document.getElementById("lmenuprod");
for(i=0;i<menuchclass.childNodes.length;i++)
  {
if((menuchclass.childNodes[i].getAttribute("id")=="current")&&(i==menuchclass.childNodes.length-1))
   {
     menuchclass.childNodes[i].style.background="url(templates/dnamy/images/red-left-button.gif)";
	 menuchclass.childNodes[i].style.backgroundRepeat="no-repeat";
     menuchclass.childNodes[i].childNodes[0].childNodes[0].style.background="url(templates/dnamy/images/red-button-bg.gif)";
	 menuchclass.childNodes[i].childNodes[0].childNodes[0].style.backgroundRepeat="no-repeat";
     menuchclass.childNodes[i].childNodes[0].childNodes[0].style.height="22px";
     menuchclass.childNodes[i].childNodes[0].childNodes[0].style.padding="5 0 5 0";
     menuchclass.childNodes[i].childNodes[0].childNodes[0].style.margin="-5px 0 -5px 0";
     menuchclass.childNodes[i].childNodes[0].childNodes[0].style.top="-5px";
     document.getElementById('paravozred').innerHTML = '<img src="templates/dnamy/images/red-right-button.gif">';  
   }
else
    {
if(menuchclass.childNodes[i].getAttribute("id")=="current")
     {
		 if(menuchclass.childNodes[0].getAttribute("id")=="current")
		 {
			leftmenuchclass.childNodes[0].style.background="url(templates/dnamy/images/second-back3.gif)";
			leftmenuchclass.childNodes[0].childNodes[0].childNodes[0].style.color="#fff";
		 }
menuchclass.childNodes[i].style.background="url(templates/dnamy/images/red-left-button.gif)";
menuchclass.childNodes[i].style.backgroundRepeat="no-repeat";
menuchclass.childNodes[i].childNodes[0].childNodes[0].style.background="url(templates/dnamy/images/red-button-bg.gif)";
menuchclass.childNodes[i].childNodes[0].childNodes[0].style.height="22px";
menuchclass.childNodes[i].childNodes[0].childNodes[0].style.padding="5 0 5 0";
menuchclass.childNodes[i].childNodes[0].childNodes[0].style.margin="-5px 0 -5px 0";
menuchclass.childNodes[i].childNodes[0].childNodes[0].style.top="-5px";
menuchclass.childNodes[i+1].style.background="url(templates/dnamy/images/red-blue.gif)";
menuchclass.childNodes[i+1].style.backgroundRepeat="no-repeat";
     }
    }
  }
 
}