//// toggles the display of currency 
//function showHide(id) {

//var s = new Search();

//s.openArrow.src = "Images/i_arrow_open.gif";
//s.closedArrow.src = "Images/i_arrow_close.gif";

//function Search() {
//  this.openArrow = new Image();
//  this.closedArrow = new Image();

//  this.fields = new Array("currency");
//}

//Search.prototype.showHide = function(id) {
//  var arrow = document.getElementById(id + "_arrow");
//  //var collapse = document.getElementById(id + "_collapse");
//  var expand = document.getElementById(id + "_expand");

//  var display = expand.style.display;

///*
//  for (var i = 0; i < this.fields.length; i++) {
//    var fieldId = this.fields[i];
//    var field = document.getElementById(fieldId + "_expand");
//    if (field.style.display != "none") {
//      field.style.display = "none";
//      document.getElementById(fieldId + "_arrow").src = this.closedArrow.src;
//    }
//  }
//*/
//  if (display == "none") {
//    expand.style.display = "";
//    arrow.src = this.openArrow.src;
//  } else {
//    expand.style.display = "none";
//    //collapse.style.display = "";
//    arrow.src = this.closedArrow.src;
//  }
//}
//}

// toggles the display of currency 
function showHide(id) {

  this.openArrow = new Image();
  this.closedArrow = new Image();

  this.fields = new Array("currency");
  
  openArrow.src = "/images/i_arrow_open.gif";
  closedArrow.src = "/images/i_arrow_close.gif";
  
  var arrow = document.getElementById(id + "_arrow");
  //var collapse = document.getElementById(id + "_collapse");
  var expand = document.getElementById(id + "_expand");

  var display = expand.style.display;

/*
  for (var i = 0; i < this.fields.length; i++) {
    var fieldId = this.fields[i];
    var field = document.getElementById(fieldId + "_expand");
    if (field.style.display != "none") {
      field.style.display = "none";
      document.getElementById(fieldId + "_arrow").src = this.closedArrow.src;
    }
  }
*/
  if (display == "none") {
    expand.style.display = "";
    arrow.src = this.openArrow.src;
  } else {
    expand.style.display = "none";
    //collapse.style.display = "";
    arrow.src = this.closedArrow.src;
  }
}