var dash="!!!!!!!8!9!10!11!12!13!14!15!16!17!18!19!20!21!22!23!24!25!26!27!28!29!30!31!32!34!36!38!40".split("!");
var nominal="!!!!!!!17/32!19/32!21/32!23/32!25/32!27/32!29/32!31/32!1-1/32!1-3/32!1-5/32!1-7/32!1-9/32!1-11/32!1-13/32!1-15/32!1-17/32!1-19/32!1-21/32!1-23/32!1-25/32!1-27/32!1-29/32!1-31/32!2-1/32!2-5/32!2-9/32!2-13/32!2-17/32".split("!");

var anbolts = "AN23!AN24!AN25!AN26!AN27".split("!");
var grips = new Array();

grips[0]="!!!!!!!3/16!1/4!5/16!3/8!7/16!1/2!9/16!5/8!11/16!3/4!13/16!7/8!15/16!1!1-1/16!1-1/8!1-3/16!1-1/4!1-5/16!1-3/8!1-7/16!1-1/2!1-9/16!1-5/8!1-11/16!1-13/16!1-15/16!2-1/16!2-3/16".split("!");
grips[1]="!!!!!!!3/16!1/4!5/16!3/8!7/16!1/2!9/16!5/8!11/16!3/4!13/16!7/8!15/16!1!1-1/16!1-1/8!1-3/16!1-1/4!1-5/16!1-3/8!1-7/16!1-1/2!1-9/16!1-5/8!1-11/16!1-13/16!1-15/16!2-1/16!2-3/16".split("!");
grips[2]="!!!!!!!!1/4!5/16!3/8!7/16!1/2!9/16!5/8!11/16!3/4!13/16!7/8!15/16!1!1-1/16!1-1/8!1-3/16!1-1/4!1-5/16!1-3/8!1-7/16!1-1/2!1-9/16!1-5/8!1-11/16!1-13/16!1-15/16!2-1/16!2-3/16".split("!");
grips[3]="!!!!!!!!1/4!5/16!3/8!7/16!1/2!9/16!5/8!11/16!3/4!13/16!7/8!15/16!1!1-1/16!1-1/8!1-3/16!1-1/4!1-5/16!1-3/8!1-7/16!1-1/2!1-9/16!1-5/8!1-11/16!1-13/16!1-15/16!2-1/16!2-3/16".split("!");
grips[4]="!!!!!!!!!!3/8!7/16!1/2!9/16!5/8!11/16!3/4!13/16!7/8!15/16!1!1-1/16!1-1/8!1-3/16!1-1/4!1-5/16!1-3/8!1-7/16!1-1/2!1-9/16!1-5/8!1-11/16!1-13/16!1-15/16!2-1/16!2-3/16".split("!");


function LoadList() {

  var i;
  var j;
  var s;
  var x;
  var size;

  size=document.sel.threads.options[document.sel.threads.options.selectedIndex].value; 
  for (i=0; i<document.sel.lenlist.length; i++)
    document.sel.lenlist.options[0]=null;

  document.sel.lenlist.options[0]=new Option();

  if (size==99) return;

  for (i=0,j=1; i<grips[size].length; i++) {
    if (grips[size][i].length > 0) {
      s="-"+dash[i]+" ("+nominal[i]+"\" nominal "+grips[size][i]+" grip)";
      document.sel.lenlist.options[j++]=new Option(s,i);
    }
  }
 
}

function GetBolt() {

  var pn;

  pn=anbolts[document.sel.threads.options[document.sel.threads.options.selectedIndex].value];

  pn=pn+"-"+dash[document.sel.lenlist.options[document.sel.lenlist.options.selectedIndex].value];
  if (!document.sel.drilledshank.checked) pn=pn+"A";

  document.order.p.value=pn;

}