// JavaScript Document
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_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

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

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_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
// window opener
function openWindow(myLink,windowName,xsize,ysize)
{
if(! window.focus)return;
var myWin=window.open("",windowName,"height="+xsize+",width="+ysize+",scrollbars=yes,toolbar=no");
myWin.focus();
myLink.target=windowName;
}

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; }
}

function ShowLayer(layername)
{   
	//set a hidden field that determines the type of search layer that is selected
	var form = document.forms[0];
	if (layername=="KeywordSearch")
	{
		MM_showHideLayers('keywords1','','hide','keywords','','hide','textsearch','','show','textsearch2','','show','textsbg','','show');
		form.KeywordLayer.value = "TextSearch";
		//alert(form.KeywordLayer.value);
	}
	if (layername=="TextSearch")
	{
		MM_showHideLayers('keywords1','','show','keywords','','show','textsearch','','hide','textsearch2','','hide','textsbg','','hide');
		form.KeywordLayer.value = "KeywordSearch";
		//alert(form.KeywordLayer.value);					;
	}	
}

function KeyDownHandler()
{
	//alert("event fired");
	// process only the Enter key
	if (event.keyCode == 13)
	{
		//alert("event fired");
		// cancel the default submit
		event.returnValue=false;
		event.cancel = true;
		// submit the form by programmatically clicking the specified button
		//btnSubmitSearch.click();
		//document.Form1[0].submit();
		//document.forms[0].submit();
		document.forms[0].Button1.click();
	}
}

function MM_openBrWindow(theURL,winName,features) 
{ //v2.0
		window.open(theURL,winName,features);
}