function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

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_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
var holder = "LayerName";
var justClicked = 0;

function showDropDown(layerName){
  //alert("here");
  hideDropDown()
  holder = showDropDown.arguments[0];
  justClicked = 1;
  selectBoxName = MM_findObj(showDropDown.arguments[1]);
  textBoxName = MM_findObj(showDropDown.arguments[2]);
  //alert(selectBoxName);
  //alert(textBoxName);
   var code,e;
   //alert(e);
   e=showDropDown.arguments[3];
   //alert("e="+e);
   if(!e) e=window.event;
   code= e.keyCode;
  // if(e==null) e =  window.event;
  // code=e.keyCode;
  //alert("code="+code);
  if(code != 9 &&code != 38 && code != 40)
  MM_showHideLayers(showDropDown.arguments[0],'','show')

  if(e){

    var key = 'A';
    switch(code){
     // TAB Key
        case 9: justClicked = 0;
                MM_showHideLayers(showDropDown.arguments[0],'','hide');
                return;
                break;
        //UP Arrow
         case 38: if(selectBoxName.selectedIndex > 0){
                    selectBoxName.selectedIndex = selectBoxName.selectedIndex - 1;
                    bindSelectToTextBox(textBoxName,selectBoxName);
                             }
                       return false;
                       break;
         //DOWN Arrow
         case 40: if(selectBoxName.selectedIndex < selectBoxName.options.length - 1){
                    selectBoxName.selectedIndex = selectBoxName.selectedIndex + 1;
                    bindSelectToTextBox(textBoxName,selectBoxName);
                             }
                       return false;
                       break;
         case 65: key = 'A'; break;
         case 66: key = 'B'; break;
         case 67: key = 'C'; break;
         case 68: key = 'D'; break;
         case 69: key = 'E'; break;
         case 70: key = 'F'; break;
         case 71: key = 'G'; break;
         case 72: key = 'H'; break;
         case 73: key = 'I'; break;
         case 74: key = 'J'; break;
         case 75: key = 'K'; break;
         case 76: key = 'L'; break;
         case 77: key = 'M'; break;
         case 78: key = 'N'; break;
         case 79: key = 'O'; break;
         case 80: key = 'P'; break;
         case 81: key = 'Q'; break;
         case 82: key = 'R'; break;
         case 83: key = 'S'; break;
         case 84: key = 'T'; break;
         case 85: key = 'U'; break;
         case 86: key = 'V'; break;
         case 87: key = 'W'; break;
         case 88: key = 'X'; break;
         case 89: key = 'Y'; break;
         case 90: key = 'Z'; break;
//	 default: key = selectBoxName.options[selectBoxName.selectedIndex].value.charAt(0);
         default: key = "DFLT";
    }

    if(key != "DFLT"){

      for(i=0; i < selectBoxName.options.length; i++){
        if(selectBoxName.options[i].value.charAt(0) == key.charAt(0)){
          selectBoxName.selectedIndex = i;
          MM_findObj(showDropDown.arguments[2]).value = selectBoxName.options[selectBoxName.selectedIndex].value;
          break;
        }
      }
    }
  }
  selectBoxName.focus();
}

function hideDropDown() { //v2.0
 if(justClicked == 0)
 MM_showHideLayers(holder,'','hide');
 justClicked = 0;
}

function bindSelectToTextBox(){
  var textBoxElement = bindSelectToTextBox.arguments[0];
  var selectBoxElement = bindSelectToTextBox.arguments[1];
  if(textBoxElement) {
	if(!textBoxElement.type){
      textBoxElement = getElement(textBoxElement);
	}
	if(!selectBoxElement.options){
      selectBoxElement = getElement(selectBoxElement);
	}
	textBoxElement.value = selectBoxElement.options[selectBoxElement.selectedIndex].text;
	textBoxElement.select();
  }
}