// JavaScript Document

function show_layer(num) {
  switch(num) {
    case 1:
      over1.style.visibility='visible';
      over2.style.visibility='hidden';
      over3.style.visibility='hidden';
      over4.style.visibility='hidden';
      over5.style.visibility='hidden';
      over6.style.visibility='hidden';
      over7.style.visibility='hidden';
      over8.style.visibility='hidden';
      over9.style.visibility='hidden';
      over10.style.visibility='hidden';
      break;
    case 2:
      over1.style.visibility='hidden';
      over2.style.visibility='visible';
      over3.style.visibility='hidden';
      over4.style.visibility='hidden';
      over5.style.visibility='hidden';
      over6.style.visibility='hidden';
      over7.style.visibility='hidden';
      over8.style.visibility='hidden';
      over9.style.visibility='hidden';
	  over10.style.visibility='hidden';
      break;
    case 3:
      over1.style.visibility='hidden';
      over2.style.visibility='hidden';
      over3.style.visibility='visible';
      over4.style.visibility='hidden';
      over5.style.visibility='hidden';
      over6.style.visibility='hidden';
      over7.style.visibility='hidden';
      over8.style.visibility='hidden';
      over9.style.visibility='hidden';
	  over10.style.visibility='hidden';
      break;
    case 4:
      over1.style.visibility='hidden';
      over2.style.visibility='hidden';
      over3.style.visibility='hidden';
      over4.style.visibility='visible';
      over5.style.visibility='hidden';
      over6.style.visibility='hidden';
      over7.style.visibility='hidden';
      over8.style.visibility='hidden';
      over9.style.visibility='hidden';
	  over10.style.visibility='hidden';
      break;
    case 5:
      over1.style.visibility='hidden';
      over2.style.visibility='hidden';
      over3.style.visibility='hidden';
      over4.style.visibility='hidden';
      over5.style.visibility='visible';
      over6.style.visibility='hidden';
      over7.style.visibility='hidden';
      over8.style.visibility='hidden';
      over9.style.visibility='hidden';
	  over10.style.visibility='hidden';
      break;
    case 6:
      over1.style.visibility='hidden';
      over2.style.visibility='hidden';
      over3.style.visibility='hidden';
      over4.style.visibility='hidden';
      over5.style.visibility='hidden';
      over6.style.visibility='visible';
      over7.style.visibility='hidden';
      over8.style.visibility='hidden';
      over9.style.visibility='hidden';
	  over10.style.visibility='hidden';
      break;
    case 7:
      over1.style.visibility='hidden';
      over2.style.visibility='hidden';
      over3.style.visibility='hidden';
      over4.style.visibility='hidden';
      over5.style.visibility='hidden';
      over6.style.visibility='hidden';
      over7.style.visibility='visible';
      over8.style.visibility='hidden';
      over9.style.visibility='hidden';
	  over10.style.visibility='hidden';
      break;
    case 8:
      over1.style.visibility='hidden';
      over2.style.visibility='hidden';
      over3.style.visibility='hidden';
      over4.style.visibility='hidden';
      over5.style.visibility='hidden';
      over6.style.visibility='hidden';
      over7.style.visibility='hidden';
      over8.style.visibility='visible';
      over9.style.visibility='hidden';
	  over10.style.visibility='hidden';
      break;
    case 9:
      over1.style.visibility='hidden';
      over2.style.visibility='hidden';
      over3.style.visibility='hidden';
      over4.style.visibility='hidden';
      over5.style.visibility='hidden';
      over6.style.visibility='hidden';
      over7.style.visibility='hidden';
      over8.style.visibility='hidden';
      over9.style.visibility='visible';
	  over10.style.visibility='hidden';
      break;
    case 10:
      over1.style.visibility='hidden';
      over2.style.visibility='hidden';
      over3.style.visibility='hidden';
      over4.style.visibility='hidden';
      over5.style.visibility='hidden';
      over6.style.visibility='hidden';
      over7.style.visibility='hidden';
      over8.style.visibility='hidden';
      over9.style.visibility='hidden';
	  over10.style.visibility='visible';
      break;

  }
}

function hidden_layer(){

  over1.style.visibility='hidden';
  over2.style.visibility='hidden';
  over3.style.visibility='hidden';
  over4.style.visibility='hidden';
  over5.style.visibility='hidden';
  over6.style.visibility='hidden';
  over7.style.visibility='hidden';
  over8.style.visibility='hidden';
  over9.style.visibility='hidden';
  over10.style.visibility='hidden';
}






function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}