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];}
}

// displays date on home page
function showDate(){
  var today=new Date()
  var cur_date = today.getDate();
  var cur_day = today.getDay();
  var cur_month = today.getMonth()+1;
  var cur_year = today.getYear();

	if (cur_day == "0"){ cur_day = "Sunday"; }
  else if (cur_day == "1"){ cur_day = "Monday"; }
  else if (cur_day == "2"){ cur_day = "Tuesday"; }
  else if (cur_day == "3"){ cur_day = "Wednesday"; }
  else if (cur_day == "4"){cur_day = "Thursday"; }
  else if (cur_day == "5"){ cur_day = "Friday"; }
  else if (cur_day == "6"){ cur_day = "Saturday"; }
  
	if(cur_month == "1"){ cur_month = "January"; }
  else if (cur_month == "2"){ cur_month = "February"; }
  else if (cur_month == "3"){ cur_month = "March"; }
  else if (cur_month == "4"){ cur_month = "April"; }
  else if (cur_month == "5"){ cur_month = "May"; }
  else if (cur_month == "6"){ cur_month = "June"; }
  else if (cur_month == "7"){ cur_month = "July"; }
  else if (cur_month == "8"){ cur_month = "August"; }
  else if (cur_month == "9"){ cur_month = "September"; }
  else if (cur_month == "10"){ cur_month = "October"; }
  else if (cur_month == "11"){ cur_month = "November"; }
  else if (cur_month == "12"){ cur_month = "December"; }

  document.write(cur_day + ", "+ cur_month + " " + cur_date );
}    

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

function openResourceWindow(theURL) { //v2.0
  if(theURL != "") {
    if(theURL.indexOf("restricted.jsp") != -1){
	  window.open(theURL,'restricted','top=0,left=0,scrollbars=yes,resizable=yes,width=340,height=275');
    }else {
	  	window.open(theURL,'','left=0,top=0,toolbar=yes,location=yes,status=yes,menubar=yes,scrollbars=yes,resizable=yes,width=780,height=500');
	    //06/01/04: JH - This code will redirect the db.jsp links to survey if uncommented.
		//if(theURL.indexOf("resid=" != -1 )) { 
	  	  //var id = theURL.substring((theURL.indexOf("=")+1));
	  	  //var rurl = "dbSurvey.jsp?resid="+id;
	  	  //parent.window.location.replace(rurl);  	  
	    //}
    }
  }
}


function set_select(sel_obj,val){
var num_sm=sel_obj.length;
 for(ca=0;ca<num_sm;++ca){
   if(val==sel_obj.options[ca].value){
	sel_obj.options[ca].selected=true;
   }
 }
}

function setFormAction(e){
  var kw = document.search.terms.value;
  var kwLC = kw.toLowerCase();
  var advUrl;
  
  if (kwLC.indexOf("//sw") != -1 || kwLC.indexOf("//nb") != -1 || kwLC.indexOf("//sb") != -1 || kwLC.indexOf("//eb") != -1 || kwLC.indexOf("//sd") != -1 || kwLC.indexOf("//ew") != -1 || kwLC.indexOf("//ed") != -1 || kwLC.indexOf("//s") != -1 || kwLC.indexOf("//h") != -1 ) {
  	advUrl = "advsearch.jsp?terms="	;
	advUrl += kw;
	advUrl +="&searchtype=";
	if (kwLC.indexOf("//sw") != -1) { advUrl +="Subject keyword"; }
	else if (kwLC.indexOf("//nb") != -1) { advUrl +="Name Browse"; }
	else if (kwLC.indexOf("//sb") != -1) { advUrl +="Subject Browse"; }
	else if (kwLC.indexOf("//eb") != -1) { advUrl +="Series Browse"; }
	else if (kwLC.indexOf("//sd") != -1) { advUrl +="Subject Keyword"; }
	else if (kwLC.indexOf("//ew") != -1) { advUrl +="Series Keyword"; }
	else if (kwLC.indexOf("//ed") != -1) { advUrl +="Series Keyword"; }
	else if (kwLC.indexOf("//s") != -1) { advUrl +="Series Browse"; }
	else if (kwLC.indexOf("//h") != -1) { advUrl +="Name/word"; }	
	window.open(advUrl,'advsearch','height=400,width=775,left=25,right=25,scrollbars=yes,resizable=yes,toolbar=yes,menubar=yes,status=yes,location=yes')
	return false;
  }else if (document.search.options.value == "Author or Name Browse" ) {  
  	advUrl = "advsearch.jsp?terms="	;
	advUrl += kw;
	advUrl +="&searchtype=Author or Name Browse";
	window.open(advUrl,'advsearch','height=400,width=775,left=25,right=25,scrollbars=yes,resizable=yes,toolbar=yes,menubar=yes,status=yes,location=yes')
	return false;
  }else if (document.search.options.value == "qlibdatabase" ) {
  	 document.search.action = "dbsearch.jsp";
	   return true;
  }else if ( document.search.options.value == "Events" ) {
  	 document.search.action = "searchevents.jsp";
	   return true;
  }else if ( document.search.options.value == "qlibwebsite" ) {
  	 document.search.action = "sitesearch.jsp";
	   return true;
  }else if ( document.search.options.value == "AtoZ" ) {
  	 atzUrl = "searchatoz.jsp?terms="	;
	   atzUrl += kw;
	   window.open(atzUrl,'atzsearch','height=400,width=775,left=25,right=25,scrollbars=yes,resizable=yes,toolbar=yes,menubar=yes,status=yes,location=yes')
	   return false;
  }else {
  	 return true;
  }
}



function setFormAction2(e){
  var kw = document.search2.terms.value;
  var kwLC = kw.toLowerCase();
  var advUrl;
  
  if (kwLC.indexOf("//sw") != -1 || kwLC.indexOf("//nb") != -1 || kwLC.indexOf("//sb") != -1 || kwLC.indexOf("//eb") != -1 || kwLC.indexOf("//sd") != -1 || kwLC.indexOf("//ew") != -1 || kwLC.indexOf("//ed") != -1 || kwLC.indexOf("//s") != -1 || kwLC.indexOf("//h") != -1 ) {
  	advUrl = "advsearch.jsp?terms="	;
	advUrl += kw;
	advUrl +="&searchtype=";
	if (kwLC.indexOf("//sw") != -1) { advUrl +="Subject keyword"; }
	else if (kwLC.indexOf("//nb") != -1) { advUrl +="Name Browse"; }
	else if (kwLC.indexOf("//sb") != -1) { advUrl +="Subject Browse"; }
	else if (kwLC.indexOf("//eb") != -1) { advUrl +="Series Browse"; }
	else if (kwLC.indexOf("//sd") != -1) { advUrl +="Subject Keyword"; }
	else if (kwLC.indexOf("//ew") != -1) { advUrl +="Series Keyword"; }
	else if (kwLC.indexOf("//ed") != -1) { advUrl +="Series Keyword"; }
	else if (kwLC.indexOf("//s") != -1) { advUrl +="Series Browse"; }
	else if (kwLC.indexOf("//h") != -1) { advUrl +="Name/word"; }	
	window.open(advUrl,'advsearch','height=400,width=775,left=25,right=25,scrollbars=yes,resizable=yes,toolbar=yes,menubar=yes,status=yes,location=yes')
	return false;
  }else if (document.search2.options.value == "Author or Name Browse" ) {  
  	advUrl = "advsearch.jsp?terms="	;
	advUrl += kw;
	advUrl +="&searchtype=Author or Name Browse";
	window.open(advUrl,'advsearch','height=400,width=775,left=25,right=25,scrollbars=yes,resizable=yes,toolbar=yes,menubar=yes,status=yes,location=yes')
	return false;
  }else if (document.search2.options.value == "//sb" ) {  
  	advUrl = "advsearch.jsp?terms="	;
	advUrl += kw;
	advUrl +="&searchtype=Subject Browse";
	window.open(advUrl,'advsearch','height=400,width=775,left=25,right=25,scrollbars=yes,resizable=yes,toolbar=yes,menubar=yes,status=yes,location=yes')
	return false;
  }else {
  	 return true;
  }
}




function checkSearchForm() {
	var b = document.sform.BranchLimit.value;
	if (b == "NA") {
	  alert ("Please select a branch to view all available items for a specific location.");
	  return false;
	}else {
	  return true;
	}
}

function RefreshMe() {
  url='expired.jsp';
  location.href=url;
}

function RefreshIndex() {
  url='index.jsp';
  location.href=url;
}

function Logout() {
  url='logout.jsp';
  location.href=url;
}

function ExpiredSearch() {
  url='expiredsearch.jsp';
  location.href=url;
}


function shortcuts(e) {
	if(e != "NA") {
		if (e.indexOf("patronaccount.jsp") != -1 ) {
			window.open(e,'patronwndw','height=400,width=760,left=25,right=25,scrollbars=yes,status=yes,resizable=yes,location=yes,toolbar=yes,menubar=yes');
		}else if(e.indexOf("CONFIGcwas.ini") != -1) {
			window.open(e,'search','height=400,width=760,left=25,right=25,scrollbars=yes,status=yes,resizable=yes,location=yes,toolbar=yes,menubar=yes');
		}else if(e.indexOf("CONFIGcwes.ini") != -1) {
			window.open(e,'ezsearch','height=400,width=760,left=25,right=25,scrollbars=yes,status=yes,resizable=yes,location=yes,toolbar=yes,menubar=yes');
		}else if (e.indexOf("phoenixpubliclibrary") != -1 ) {
			location.replace(e);
		}else {
			window.open(e,'','height=400,width=760,left=25,right=25,scrollbars=yes,status=yes,resizable=yes,location=yes,toolbar=yes,menubar=yes');
		}
	}
}


// add year and month (1-12) to an a href; used on programs page to get the current months calendar
function AddYearAndMonth(anchorLink) {
var a_href = anchorLink.href;
var a_name = "";
var a_doc = a_href;
var a_name_position = a_href.indexOf('#');

if(a_name_position != -1){
    a_doc = a_href.substring(0,a_name_position);
    a_name = a_href.substring(a_name_position);
    //alert('position: ' + a_name_position + '; ' + a_doc + ' | ' + a_name);
}
date = new Date();
var this_month = date.getMonth()+1;
var this_year = date.getFullYear();
var m = a_doc.indexOf('month='); // in case it already has been added
var y = a_doc.indexOf('year='); // in case it already has been added

if(m==-1) {a_doc = a_doc + '&month=' + this_month;}
if(y==-1) {a_doc = a_doc + '&year=' + this_year;}
anchorLink.href = a_doc + a_name;
//alert(anchorLink.href);
//alert(m + ' | ' + y);
}

// simplified, image free version of css popup found at http://wowpopup.com
// temporary redirect matches city halls hostname or city halls ip address and then redirect is attempted (in case of a match)
// js redirect is not the best method for redirects, but given that there is a hardcoded link to newtonfreelibrary/tools.js file in many html documents, it is most convenient method
function displayPOP() {
	if(window.location.hostname == 'ci.newton.ma.us' || window.location.hostname == 'www.ci.newton.ma.us' || window.location.hostname == '206.40.172.80'){
		document.write('<style type="text/css">');
		document.write('#popbox {padding:40px 5px 20px 5px; display:block; position:absolute; top:40px; left:45px; width:650px; height:250px; background-color:#fff; color:#000; border:2px solid #04e; text-align:left; font-family:verdana; font-size:14px; line-height:30px;}');
		document.write('#poptop {padding:5px; display:block; position:absolute; top:0; left:0; width:650; height:18px; color:#00c; background-color:#04e; color:#fff; text-align:left; font-weight:bold; border-bottom:4px ridge #00f; line-height:20px;}</style>');

		document.write('<span style="margin-left:auto; margin-right:auto; color:#000; text-decoration:none; position:relative; left:75px; font-weight:bold;">');
		document.write('<b style="display:block; position:absolute; left:0; top:0;}">');
		document.write('<span id="popbox">');
		document.write('<span id="poptop">Newton Free Library website MOVED</span>');
		document.write('Newton Free Library website has moved to <a href="http://www.newtonfreelibrary.net">www.newtonfreelibrary.net</a><br>Please update your bookmarks. <br>You will be redirected in 5 seconds.');
		document.write('</span></b></span>');
		
		setTimeout('window.location = \'http://www.newtonfreelibrary.net\'', 5000);
	}
}

function preloadImages() {
  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];}}
}

// returns URL parameter						
function getParameter(paramName) {
	var currentUrl = window.location.search;
	var strBegin = currentUrl.indexOf(paramName);
	//alert('strBegin for ' + paramName + ' is ' + strBegin);
	if(strBegin==-1){return '';}
	strBegin = strBegin + (paramName.length+1);
	//alert('strBegin for ' + paramName + ' is ' + strBegin);
	var strEnd = currentUrl.indexOf("&",strBegin);
	//alert('strEnd for ' + paramName + ' is ' + strEnd);
	if (strEnd==-1){strEnd = currentUrl.length;}
	
	
	return currentUrl.substring(strBegin,strEnd);
}

displayPOP();

// displays a header on top of website providing an option to breakout out of frames
function showRemoveFrames() {
		var div = document.createElement('div');
		var bgcolor = document.createElement('div');
		var a = document.createElement('a');
		var span = document.createAttribute('span');
		var msg = document.createTextNode(' and return to Newton Free Library website');

    	div.id = 'announceMsg';
    	bgcolor.id = 'announceBgColor';

    	atext = document.createTextNode('Close other frames');
		a.href=window.location;
		a.target='_top';

		a.appendChild(atext);
		//a.setAttribute('onClick',"alert('wk');");


		div.appendChild(a);
		div.appendChild(msg);


	if (document.body.firstChild){
      	document.body.insertBefore(bgcolor, document.body.firstChild);
      	document.body.insertBefore(div, document.body.firstChild);
	} else {
      	document.body.appendChild(bgcolor);
      	document.body.appendChild(div);
	}
}

$(document).ready(function() {
	// show Remove Frames header if our website is in a frame and it is not part of museum passes pages (which are mpbydate and mpbymuseum documents)
	if (parent.frames.length != 0 && getParameter('doc').indexOf('mpby') == -1) {
  		showRemoveFrames();
	}
});