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_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_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.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];}
}

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

function jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function jumpto(x){

  if (document.form.jumpmenu.value != "") {
	  window.open(x);
  }
}
function toggleMenu(menuName) {
	var menu = document.getElementById(menuName);
	/*var bulletUp = document.getElementById("bulletup" + menuName);
	var bulletDown = document.getElementById("bulletdown" + menuName);*/

	if (menu == null) return;

	if (menu.style.display == "none") {
		menu.style.display = "block";
		/*bulletUp.style.display = "none";
		bulletDown.style.display = "block";*/
	}
	else {
		menu.style.display = "none";
		/*bulletUp.style.display = "block";
		bulletDown.style.display = "none";*/
	}
}

function toggleMenuOn(menuName) {
	var menu = document.getElementById(menuName);
	var bulletUp = document.getElementById("bulletup" + menuName);
	var bulletDown = document.getElementById("bulletdown" + menuName);

	menu.style.display = "block";
	/*bulletUp.style.display = "none";
	bulletDown.style.display = "block";*/
}

// Submits search form
function searchForm(searchPhrase) {
	var searchLocation =  "/search/search.aspx?formaction=2&search_phrase=" + escape(searchPhrase);
	window.location = searchLocation;
	return true;	
}
function isEmpty(s) {
	return ((s == null) || (s.length == 0))
}

function isWhitespace (s) {
	var reWhitespace = /^\s+$/
	return (isEmpty(s) || reWhitespace.test(s));
}

function checkRequiredField(fieldvalue, fieldname) {

	if (isWhitespace(fieldvalue)) {
		errorStr += "Please enter a value for the field: '" + fieldname + "' \n";
	}
}	

function checkCharacterLimit(fieldvalue, fieldname, size) {

	// Don't count carriage returns
	if (fieldvalue.length > size) {
		errorStr += "Sorry, '" + fieldname + "' field must be limited to " + size + " characters.\n";
	}
}

function openMediaPlayer(clipName, clipTitle, clipDescription) {
	clipWin = window.open('/tools/mplayer/default.asp?clip=' + clipName + '&title=' + escape(clipTitle) + '&desc=' + escape(clipDescription) + '','clip','width=707,height=375,status=no,title=yes,scrollbars=yes,resizable=yes');
	clipWin.focus();
}

function toggleVideoShareLink(panelID) {
	var panel = document.getElementById(panelID);

	if (panel == null) return;

	if (panel.style.display == "none") {
		panel.style.display = "block";
	}
	else {
		panel.style.display = "none";
	}
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}