function changeto(obj,highlightcolor){
obj.style.backgroundColor=highlightcolor
}

function changeback(obj,originalcolor){
obj.style.backgroundColor=originalcolor
}

function lentep(imm) {
document.images[imm].width=document.images[imm].width*1.12
document.images[imm].height=document.images[imm].height*1.12
}

function lentem(imm) {
document.images[imm].width=document.images[imm].width/1.12
document.images[imm].height=document.images[imm].height/1.12
}

var to;
var initialscroll=false;
function scorri(){
  var c=document.getElementById("scroller-content"), o=c.firstChild, l=o.offsetLeft; 
  if(!initialscroll){initialscroll=c.scrollWidth;}
  o.style.left=(-l>initialscroll?c.offsetWidth:l-2)+"px"; 
  to=window.setTimeout('scorri()', 100);
}