function Dollar (val) {  // force to valid dollar amount
var str,pos,rnd=0;
  if (val < .995) rnd = 1;  // for old Netscape browsers
  str = escape (val*1.0 + 0.005001 + rnd);  // float, round, escape
  pos = str.indexOf (".");
  if (pos > 0) str = str.substring (rnd, pos + 3);
  return str;
}

function ReadForm (obj1) { // process select-multiple
var i,j,amt,des="",obj,pos,val,tag,
    op1a="",op1b="",op2a="",op2b="";
  amt = obj1.baseamt.value*1.0;          // base amount
  if (obj1.basedes) des = obj1.basedes.value; // base description
  for (i=0; i<obj1.length; i++) {        // run entire form
    obj = obj1.elements[i];              // a form element
    if (obj.type == "select-multiple") { //one or more
      for (j=0; j<obj.options.length; j++) {  // see what was selected
        if (obj.options[j].selected) {
          val = obj.options[j].value;    // selected value (default)
          pos  = val.indexOf ("+");      // price increment?
          if (pos >= 0) amt = amt + val.substring (pos + 1)*1.0;

          tag = obj.name.substring (obj.name.length-2);  // get flag
          if      (tag == "1a") op1a = op1a + " " + val;
          else if (tag == "1b") op1b = op1b + " " + val;
          else if (tag == "2a") op2a = op2a + " " + val;
          else if (tag == "2b") op2b = op2b + " " + val;
          else if (des.length == 0) des = val;
          else des = des + ", " + val;

        }
      }
    }
  }
// summarize what we found...
  if (op1a.length > 0) obj1.on0.value = op1a;
  if (op1b.length > 0) obj1.os0.value = op1b;
  if (op2a.length > 0) obj1.on1.value = op2a;
  if (op2b.length > 0) obj1.os1.value = op2b;
  obj1.item_name.value = des;
  obj1.amount.value = Dollar (amt);
  if (obj1.tot) obj1.tot.value = "$" + Dollar (amt);
}