Search = {}
	
	Search.onPageLoad = function() {
		//Search.roundCorners();
		Search.setCurrentSearchTerms();
		Search.setAdvancedSearchStyles();
	}
	
	
	
	/************** Rounds the bottom corners of widgets ******************/
	
	//Search.roundCorners = function() {
		
  	  //addEvent(window, 'load', initCorners);
	
	  //function initCorners() {
		  	
		 /*   var settings = {
		      tl: { radius: 10 },
		      tr: { radius: 10 },
		      bl: { radius: 0 },
		      br: { radius: 10 },
		      antiAlias: true
		    }
    
		    if (document.getElementById("breadcrumb-stacked") != null)
		    	curvyCorners(settings, "#breadcrumb-stacked");

		 
		   
		    Usage:

		    curvyCorners(settingsObj, selectorStr);
		    curvyCorners(settingsObj, Obj1[, Obj2[, Obj3[, . . . [, ObjN]]]]);

		    selectorStr ::= complexSelector [, complexSelector]...
		    complexSelector ::= singleSelector[ singleSelector]
		    singleSelector ::= idType | classType
		    idType ::= #id
		    classType ::= [tagName].className
		    tagName ::= div|p|form|blockquote|frameset // others may work
		    className : .name
		    selector examples:
		      #mydiv p.rounded
		      #mypara
		      .rounded
		    

		  }*/

	//}
	
	// parameter keys; these must correspond with parameter names in EndecaQueryParameterMap
	Search.ENDECA_PARAM_NAV_DESCRIPTORS = "N";
	Search.ENDECA_PARAM_SEARCH_WITHIN_NAV_DESCRIPTOR = "Ewn";
	Search.ENDECA_PARAM_SEARCH_TERMS = "Ntt";
	Search.ENDECA_PARAM_RECORD_SEARCH = "R";
	
	// form element names; these must correpond with element names in search forms
	Search.ENDECA_ELEMENT_SEARCH_TERMS = "endecaSearchTerms";
	Search.ENDECA_ELEMENT_RESULTS_PAGE_NAME = "endecaResultsPageName";
	Search.ENDECA_ELEMENT_SEARCH_WITHIN = "endecaSearchWithin";
	Search.ENDECA_ELEMENT_SEARCH_QUERYSTRING = "endecaSearchQueryString";
	Search.ENDECA_ELEMENT_SEARCH_WITHIN_QUERYSTRING = "endecaSearchWithinQueryString";
	Search.ENDECA_ELEMENT_SCOPED_SEARCH_DIMVALID = "endecaScopedSearchDimValId"
	
	Search.ENDECA_ELEMENT_RECORD_COMPARE_PAGE = "endecaRecordComparePageName";
	
	Search.redirect = function(url)
	{
		if (url != '')
		{
			window.location.href = url;
		}
	};
	
	
	Search.addAndRedirect = function(param)
	{
		if (param != '')
		{	
			queryString = Common.getQueryString();
			if (param.name=="Erp") 
			{	
				var queryParams = queryString.replace("?","").split("&");
				var startRecNo = "-1";
				var recPerPage = "-1";
		
				for(var i = 0;i<queryParams.length;i++){
					var paramString = queryParams[i].split("=");

					if (paramString[0] == "No")
						startRecNo = paramString[1];
					if (paramString[0] == "Erp")
						recPerPage = paramString[1];
				}
				
				queryString = queryString.replace("Erp="+recPerPage,"");
				var newRecPerPage = param.options[param.selectedIndex].value;
				var newStartRecNo = parseInt(startRecNo) - (parseInt(startRecNo) % parseInt(newRecPerPage));
				queryString = queryString.replace("No="+startRecNo,"No="+newStartRecNo);
			}
			
			url = queryString + "&" + param.name + "=" + param.options[param.selectedIndex].value;
			url = url.replace("&&","&");
			window.location.href = url;
		}
	};
	
	Search.checkIfEnter = function(form, evt) {
		var keyCode = null;
	
		if( evt.which ) {
			keyCode = evt.which;
		} else if( evt.keyCode ) {
			keyCode = evt.keyCode;
		}
		
		if( 13 == keyCode) {
			Search.submitSearch(form);
		}
		return true;
	}
	
	
	Search.submitSearch = function(form,searchTerms) {
		terms = document.getElementById(searchTerms).value;		
		if (terms == "") {			
			return false;	
		}
		if (form.searchIn != null) {
			if (form.searchIn.checked != true) {
				var paramNode = document.getElementById("searchInParams");
				if (paramNode != null) {
					paramNode.innerHTML = "";
				}
				//form.N.value = '';
				//form.Nf.value = '';
				//form.eT.value = '';
			}
		}
		form.submit();
	}
	
	
	Search.validateSearch = function(frm)
	{
		var searchBox = frm.elements[Search.ENDECA_ELEMENT_SEARCH_TERMS];
		var searchQueryString = frm.elements[Search.ENDECA_ELEMENT_SEARCH_QUERYSTRING]; 
		var resultsPageName = frm.elements[Search.ENDECA_ELEMENT_RESULTS_PAGE_NAME];
		var searchWithinQueryString = frm.elements[Search.ENDECA_ELEMENT_SEARCH_WITHIN_QUERYSTRING];
		var searchWithinDimValId = frm.elements[Search.ENDECA_ELEMENT_SCOPED_SEARCH_DIMVALID];
		
		
		// get searchWithin value; this may be taken from a radio button group or from a 
		// hidden text field.  Value must be 'true' for searchWithin to engeage.
		var searchWithinElement = frm.elements[Search.ENDECA_ELEMENT_SEARCH_WITHIN];
		
		var searchWithin = searchWithinElement ? Search.getSearchWithinValue(searchWithinElement) : 'false';
		
		if (searchBox && resultsPageName && Search.trim(searchBox.value) != '')
		{
			var url = resultsPageName.value + "?" + Search.ENDECA_PARAM_SEARCH_TERMS + "=" + Search.trim(searchBox.value);
			
			if (searchWithinDimValId)
			{
				url +=  "&" + Search.ENDECA_PARAM_SEARCH_WITHIN_NAV_DESCRIPTOR + "=" + searchWithinDimValId.value;
				url +=  "&" + Search.ENDECA_PARAM_NAV_DESCRIPTORS + "=" + searchWithinDimValId.value;
			}
			else
			{
				url +=  "&" + Search.ENDECA_PARAM_NAV_DESCRIPTORS + "=0";
			}
			
			if (searchWithinQueryString && searchWithinQueryString.value != '' && searchWithin == 'true')
			{
				url +=	"&" + searchWithinQueryString.value;
			}
			else if (searchQueryString && searchQueryString.value != '')
			{
				url +=	"&" + searchQueryString.value;
			}
			
			Search.redirect(url);
		}
	};
	
	Search.validateScopedSearch = function(frm, endecaSearchCategoryForm)
	{
		var searchBox = frm.elements[Search.ENDECA_ELEMENT_SEARCH_TERMS];
		var resultsPageName = frm.elements[Search.ENDECA_ELEMENT_RESULTS_PAGE_NAME];
		var searchQueryString = frm.elements[Search.ENDECA_ELEMENT_SEARCH_QUERYSTRING]; 
		var searchWithinQueryString = frm.elements[Search.ENDECA_ELEMENT_SEARCH_WITHIN_QUERYSTRING];
		
		// set form variable for the scoped search 
		var scopedSearchForm = document.forms[endecaSearchCategoryForm];
		
		
		// get searchWithin value; this may be taken from a radio button group or from a 
		// hidden text field.  Value must be 'true' for searchWithin to engeage.
		var searchWithinElement = frm.elements[Search.ENDECA_ELEMENT_SEARCH_WITHIN];
		
		var searchWithin = searchWithinElement ? Search.getSearchWithinValue(searchWithinElement) : 'false';
			
		if (searchBox && resultsPageName && Search.trim(searchBox.value) != '')
		{
			var url;
			if (scopedSearchForm 
				&& scopedSearchForm.elements[Search.ENDECA_ELEMENT_SCOPED_SEARCH_DIMVALID] 
				&& searchWithin != 'true')
			{
				var scopedSearchListBox = scopedSearchForm.elements[Search.ENDECA_ELEMENT_SCOPED_SEARCH_DIMVALID];
				var scopedSearchResultsPageName = scopedSearchForm.elements[Search.ENDECA_ELEMENT_RESULTS_PAGE_NAME];
				
				if (scopedSearchListBox.options[scopedSearchListBox.selectedIndex].value != '0' 
					&& scopedSearchResultsPageName 
					&& scopedSearchResultsPageName.value != '')
				{
					url = scopedSearchResultsPageName.value + "?";
				}
				else
				{
					url = resultsPageName.value + "?";
				}
				
				
				
				url +=  Search.ENDECA_PARAM_SEARCH_WITHIN_NAV_DESCRIPTOR + "=" + scopedSearchListBox.options[scopedSearchListBox.selectedIndex].value;
				url +=  "&" + Search.ENDECA_PARAM_NAV_DESCRIPTORS + "=" + scopedSearchListBox.options[scopedSearchListBox.selectedIndex].value;
			}
			else
			{
				url = resultsPageName.value + "?" + Search.ENDECA_PARAM_NAV_DESCRIPTORS + "=0";
			}
			
			url += "&"  + Search.ENDECA_PARAM_SEARCH_TERMS + "=" + Search.trim(searchBox.value);
			
			if (searchWithinQueryString && searchWithinQueryString.value != '' && searchWithin == 'true')
			{
				url +=	"&" + searchWithinQueryString.value;
			}
			else if (searchQueryString && searchQueryString.value != '')
			{
				url +=	"&" + searchQueryString.value;
			}
			
			Search.redirect(url);
		}
	};
	
	Search.validateScopedSearchWithin = function(frm, endecaSearchCategoryForm, radioObj)
	{
		var searchWithin = Search.getRadioValue(radioObj);
		var searchCategoryForm = document.forms[endecaSearchCategoryForm];
		
		if (searchCategoryForm && searchCategoryForm.elements[Search.ENDECA_ELEMENT_SCOPED_SEARCH_DIMVALID])
		{
			var endecaSearchCategoryListBox = searchCategoryForm.elements[Search.ENDECA_ELEMENT_SCOPED_SEARCH_DIMVALID];
			
			if (searchWithin == 'true')
			{
				searchCategoryForm.reset();
				endecaSearchCategoryListBox.disabled = true;
			}
			else
			{
				searchCategoryForm.reset();
				endecaSearchCategoryListBox.disabled = false;
			}
		}
		
		
	};
	
	Search.getSearchWithinValue = function(searchWithinElement)
	{
		var searchWithin = "false";
		
		
		if (searchWithinElement)
		{
			if (searchWithinElement.length && searchWithinElement[0].type == 'radio')
			{
				searchWithin = Search.getRadioValue(searchWithinElement);
			}
			else
			{
				searchWithin = searchWithinElement.value;
			}
		}
		
		return searchWithin;
	};
	
	
	// return the value of the radio button that is checked
	// return an empty string if none are checked, or
	// there are no radio buttons
	Search.getRadioValue = function (radioObj) 
	{
		if(!radioObj)
		{
			return "";
		}
		var radioLength = radioObj.length;
		if(radioLength == undefined)
		{
			if(radioObj.checked)
			{
				return radioObj.value;
			}
			else
			{
				return "";
			}
		}
		
		for(var i = 0; i < radioLength; i++) 
		{
			if(radioObj[i].checked) 
			{
				return radioObj[i].value;
			}
		}
	
		return "";
	};
	
	Search.trim = function(str)
	{
		return str.replace(/^\s\s*/, '').replace(/\s\s*$/, '');
	};
	
	Search.compareRecords = function(frm)
	{
		var numChecked = 0;
		var recordsSelected = [];
		var recordComparePageName = frm.elements[Search.ENDECA_ELEMENT_RECORD_COMPARE_PAGE];
		
		if (recordComparePageName) 
		{
			for(var i = 0; i < frm.length; i++) {
				var checkbox = frm[i];
				if(checkbox.checked) {
					recordsSelected.push(checkbox.value);
				}
			}
			
			if (recordsSelected.length < 2)
			{
				alert("Please select at least 2 products to compare");
			}
			else if (recordsSelected.length > 4)
			{
				alert("Please select no more than 4 products to compare");
			}
			else
				
				
			{
				var url = recordComparePageName.value + "?" + Search.ENDECA_PARAM_RECORD_SEARCH + "=";
				
				for (var u=0; u < recordsSelected.length; u++){
					url += recordsSelected[u];
					if (u != recordsSelected.length - 1)
					{
						url += "+";
					}
				}
				Search.redirect(url);
			}
		}
		
	};

	
	Search.lookupOption = function(listName) {
		var term = document.getElementById(listName + "Box").value.toUpperCase();
		var list = document.getElementById(listName);
		var match = false;
		for (var i=0; i < list.length; i++) {
			list[i].selected = false;
			if (match == false && (list[i].innerHTML.toUpperCase()).match("^"+term)==term) {
				list[i].selected = true;
				match = true;
			}
		}
	}
	
	Search.listClicked = function(listName) {
		var list = document.getElementById(listName);
		location.href = list.options[list.selectedIndex].value;
	}
	
	/*
	// Deprecated
	Search.lookupBranch = function() {
		var term = document.getElementById("branchBox").value.toUpperCase();
		var list = document.getElementById("branch");
		var match = false;
		for (var i=0; i < list.length; i++) {
			list[i].selected = false;
			if (match == false && (list[i].innerHTML.toUpperCase()).match("^"+term)==term) {
				list[i].selected = true;
				match = true;
			}
		}
	}
	
	//Deprecated
	Search.lookupLanguage = function() {
		var term = document.getElementById("languageBox").value.toUpperCase();
		var list = document.getElementById("language");
		var match = false;
		for (var i=0; i < list.length; i++) {
			list[i].selected = false;
			if (match == false && (list[i].innerHTML.toUpperCase()).match("^"+term)==term) {
				list[i].selected = true;
				match = true;
			}
		}
	}
	*/

	 Search.setCurrentSearchTerms = function() {
		 var searchTerms = document.getElementById("currSearchTerms");
		 var searchWithinTerms = document.getElementById("currSearchWithinTerms");
		 if (searchTerms != null) {
			 if (searchTerms.value.length > 0) {
				 if (document.getElementById('searchTerms') != null)
					 document.getElementById('searchTerms').value = searchTerms.value;
			 }
		 }
		 if (searchWithinTerms != null) {
			 if (searchWithinTerms.value.length > 0)  {
				 if (document.getElementById('searchWithinTerms') != null)
					 document.getElementById('searchWithinTerms').value = searchWithinTerms.value;
			 }
		 }
		 
	 }

	 Search.magazineContextChange = function(value) {
		 if (document.getElementById(value) != null) {
			 if (value == 'radio-online') {
				 document.getElementById('online').style.display = "block";
				 document.getElementById('print').style.display = "none";
				 var switchSrc = document.getElementById('radio-print').src;
				 document.getElementById('radio-print').src = document.getElementById('radio-online').src;
				 document.getElementById('radio-online').src = switchSrc;
			 }
			 if (value == 'radio-print') {
				 document.getElementById('online').style.display = "none";
				 document.getElementById('print').style.display = "block";
				 var switchSrc = document.getElementById('radio-print').src;
				 document.getElementById('radio-print').src = document.getElementById('radio-online').src;
				 document.getElementById('radio-online').src = switchSrc;
			 }			 
		 }
	 }

	 Search.validateNotBlank = function(searchBoxId) {		 
			var terms = document.getElementById(searchBoxId).value;
			if (terms == "") {
				alert("Please enter at least one search term.");
				return false;
			} else return true;	
	 } 
	 
	 Search.validateAdvancedSearch = function() {
			
			nVal = "";
			
			 function appendNVal(val) {
				if (nVal != "" && val != "")
					nVal += " ";
				nVal += val;
			 }
				 
						 
			var terms = document.getElementById("search-terms").value;
			if (terms == "" || terms == "Type in search terms here") {
				// alert("You have to enter at least one search term!");
				// return false;
			}
						
			var types = document.forms['search-options'].type.options;
			for (var i=0; i < types.length; i++) {
				if (types[i].selected) {
					appendNVal(types[i].value);
				}
			}
			
			var languages = document.forms['search-options'].language.options;
			for (var i=0; i < languages.length; i++) {
				if (languages[i].selected) {
					appendNVal(languages[i].value);
				}
			}
			
			var branches = document.forms['search-options'].branch.options;
			for (var i=0; i < branches.length; i++) {
				if (branches[i].selected) {
					appendNVal(branches[i].value);
				}
			}
					
			var ages = document.forms['search-options'].ages;
			var count = 0;
			for (var i=0; i < ages.length; i++) {
				if (ages[i].checked) count ++;
			}
			if (count != ages.length) {
				for (var i=0; i < ages.length; i++) {
					if (ages[i].checked)
						appendNVal(ages[i].value);
				}
			}
			
			var takeHome = document.getElementById("take-home");
			var inLibrary = document.getElementById("in-library");		
			if (!(takeHome.checked && inLibrary.checked)) {
				if (takeHome.checked) 
					appendNVal(takeHome.value);
				if (inLibrary.checked) 
					appendNVal(inLibrary.value);
			}
			
			var fiction = document.getElementById("fiction");
			var nonFiction = document.getElementById("non-fiction");
			if (!(fiction.checked && nonFiction.checked)) {
				if (fiction.checked) 
					appendNVal(fiction.value);
				if (nonFiction.checked) 
					appendNVal(nonFiction.value);
			}
			
			var pubYear1 = document.getElementById("pubYear1").value;
			var pubYear2 = document.getElementById("pubYear2").value;
			var filter = document.getElementById("rangeFilter");
		
			var startYear = false; endYear = false;
			if (pubYear1 != "" && pubYear1 != "any year") {
				if (isNumeric(pubYear1))
					startYear = true;
				else {
					alert("Publication Year start value must be numeric or left blank!");
					return false;
				}		
			}
			if (pubYear2 != "" && pubYear2 != "any year") {
				if (isNumeric(pubYear2))
					endYear = true;
				else {
					alert("Publication Year end value must be numeric or left blank!");
					return false;
				}
			}
			
			var rval = "";
			if (startYear || endYear) {
				if (startYear) 
					rval = "p_pub_date_sort|GTEQ " + pubYear1;
				if (endYear) {
					if (rval != "") rval = rval + "|";
					rval = rval + "p_pub_date_sort|LTEQ " + pubYear2;
				} 
				
				filter.value = rval;
		 	}	
			if (rval == "") {
				var div = document.getElementById("search-box");
				div.removeChild(filter);
			}
			
			if (nVal == "") nVal = 0;
			document.getElementById("navContext").value = nVal;
			
		 	return true;
		 }


	 Search.clearBox = function(textbox) {
		 var terms = textbox.value;
		 if (terms == "Type in search terms here" || terms == "any year") {
			 textbox.value = "";
		 }
		 textbox.style.color = "#000";
		
	 }
	 
	 
	 function isNumeric(value){
		 var anum=/(^\d+$)|(^\d+\.\d+$)/
		 if (anum.test(value))
			 return true;
	   
		 return false;
	 }
	 
	 Search.setAdvancedSearchStyles = function() {
		 
		var terms = document.getElementById("search-terms");
		if (terms != null) {

			if (terms.value != "Type in search terms here" && terms.value != "") 
				document.getElementById("search-terms").style.color = "#000";

			if (document.getElementById("pubYear1") != null) {
				var pubYear1 = document.getElementById("pubYear1").value;
				if (pubYear1 != "" && pubYear1 != "any year")
					document.getElementById("pubYear1").style.color = "#000";
			}
			if (document.getElementById("pubYear2") != null) {
				var pubYear2 = document.getElementById("pubYear2").value;
				if (pubYear2 != "" && pubYear2 != "any year")
					document.getElementById("pubYear2").style.color = "#000";
			}
		}
		 
	 }

	 Search.doMagazineSearchSwitch = function (type) {
		 var searchForm = document.getElementById("magazine-search-form");
		 var textBox = document.getElementById("magazine-search-text");
		 var searchLabel = document.getElementById("magazine-search-text-hint");
		 var hiddenFields = document.getElementById("magazine-search-hidden-fields");

	 	 if(type == 'keyword') {	
	 		searchForm.action = 'https://ezproxy.torontopubliclibrary.ca/form?qurl=http://VC4KB8YF3Q.cs.serialssolutions.com/resultFrameset.jsp';
	 		searchForm.method = 'post';
	 		searchLabel.innerHTML = 'Enter keywords - e.g., iphone, "airport security"';
	 		textBox.name = "term0";
	 		hiddenFields.innerHTML = "<input value='VC4KB8YF3Q' name='SS_LibHash' type='hidden' /><input value='' name='dbIDList' type='hidden' /><input value='default' name='catGroupList' type='hidden' /><input value='' name='currentCat' type='hidden' /><input value='Category' name='searchBy' type='hidden' /><input value='any' name='field' type='hidden' /><input value='27098' name='catID' type='hidden' />";	 		
	 	 } else if(type == 'title') {
	 		searchForm.action = 'http://vc4kb8yf3q.search.serialssolutions.com/'
	 		searchForm.method = 'get';
	 		searchLabel.innerHTML = 'Enter title - e.g., <em>Consumer Reports</em>';
	 		textBox.name = "C";
	 		hiddenFields.innerHTML = "<input value='1.0' name='V' type='hidden' /><input value='100' name='N' type='hidden' /><input value='AC_T_B' name='S' type='hidden' /><input type='hidden' name='L' value='VC4KB8YF3Q' />";
	 	 }
	 	 
	 }
	 
	 Search.doMagazineSearchSetup = function () {
		 var keywordRadio = document.getElementById("magazine-radio-keyword");
		 var titleRadio = document.getElementById("magazine-radio-title");
		 if(keywordRadio.checked) {
			Search.doMagazineSearchSwitch('keyword'); 
		 } else if (titleRadio.checked) {
			 Search.doMagazineSearchSwitch('title');
		 }
	 }