//Javascript File

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

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 preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.p) d.p=new Array();
    var i,j=d.p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.p[j]=new Image; d.p[j++].src=a[i];}}
}

function jbCenterLay(NNRef, IERef, ifWidth, ifHeight, forev) {
  IE4=(document.all)?1:0
  NN4=(document.layers)?1:0
  NN6 = (!document.layers) && (navigator.userAgent.indexOf('Netscape')!=-1)?1:0;

  if (NN6) {
    theLay=document.getElementById('allLayer');
    if (ifWidth) {
      theLay.style.left=document.body.offsetWidth/2-theLay.offsetWidth/2+17;
    }
    if (ifHeight) {
      theLay.top=innerHeight/2-theLay.clip.height/2
    }
  }

  if (NN4) {
    theLay=eval(NNRef)
    if (ifWidth) {
      theLay.left=innerWidth/2-theLay.clip.width/2
    }
    if (ifHeight) {
      theLay.top=innerHeight/2-theLay.clip.height/2
    } 
  }
  if (IE4) { 
    theDiv=eval(IERef)
    if (ifWidth) {
      theDiv.style.left=document.body.offsetWidth/2-theDiv.offsetWidth/2
    }
    if (ifHeight) {
      theDiv.style.top=document.body.offsetHeight/2-theDiv.offsetHeight/2
    }
  }
  if (forev) {
    setTimeout('jbCenterLay("'+NNRef+'","'+IERef+'",'+ifWidth+","+ifHeight+","+forev+")",10)
  }
}

function showHideLayers() { 
  var i,p,v,obj,args=showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=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; }
}

function show_form(){
  var lookSelect = document.getElementById('looking');
  var i = document.getElementById('more_info');
  var q = document.getElementById('quote_parts');
    switch(lookSelect.options[lookSelect.selectedIndex].value){
      case "quote":
        q.className='show';
        i.className='hide';
        break;
      case "both":
        q.className='show';
        i.className='show';
        break;
      case "info":
        q.className='hide';
        i.className='show';
        break;
      default:
      alert('You must select either Quote, More Information or Quote and More Information.');
    }
}

function show_field(field_id){
  var a = document.getElementById(field_id);
  if(a.className == 'show'){
    a.className = 'hide';
  }else{
    a.className = 'show';
  }
}