/*
Javascript for limiting the number of checkboxes that can be selected.
*/






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

function 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=findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

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


function HidePart(d) { document.getElementById(d).style.display = "none";  }
function ShowPart(d) { document.getElementById(d).style.display = "block"; }
function CheckboxChecked(b,d)
{
   if(b) { ShowPart(d); }
   else  { HidePart(d); }
}
function CheckboxShow(b,d)
{
   ShowPart(d);
}

function CheckboxHide(b,d)
{
   HidePart(d);
}