1 //** Tab Content script- © Dynamic Drive DHTML code library (http://www.dynamicdrive.com)
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2 //** Last updated: June 29th, 06
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4 var enabletabpersistence=1 //enable tab persistence via session only cookies, so selected tab is remembered?
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6 ////NO NEED TO EDIT BELOW////////////////////////
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7 var tabcontentIDs=new Object()
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9 function expandcontent(linkobj){
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10 var ulid=linkobj.parentNode.parentNode.id //id of UL element
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11 var ullist=document.getElementById(ulid).getElementsByTagName("li") //get list of LIs corresponding to the tab contents
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12 for (var i=0; i<ullist.length; i++){
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13 ullist[i].className="" //deselect all tabs
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14 if (typeof tabcontentIDs[ulid][i]!="undefined") //if tab content within this array index exists (exception: More tabs than there are tab contents)
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15 document.getElementById(tabcontentIDs[ulid][i]).style.display="none" //hide all tab contents
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17 linkobj.parentNode.className="selected" //highlight currently clicked on tab
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18 document.getElementById(linkobj.getAttribute("rel")).style.display="block" //expand corresponding tab content
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19 saveselectedtabcontentid(ulid, linkobj.getAttribute("rel"))
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22 function savetabcontentids(ulid, relattribute){// save ids of tab content divs
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23 if (typeof tabcontentIDs[ulid]=="undefined") //if this array doesn't exist yet
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24 tabcontentIDs[ulid]=new Array()
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25 tabcontentIDs[ulid][tabcontentIDs[ulid].length]=relattribute
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28 function saveselectedtabcontentid(ulid, selectedtabid){ //set id of clicked on tab as selected tab id & enter into cookie
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29 if (enabletabpersistence==1) //if persistence feature turned on
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30 setCookie(ulid, selectedtabid)
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33 function getullistlinkbyId(ulid, tabcontentid){ //returns a tab link based on the ID of the associated tab content
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34 var ullist=document.getElementById(ulid).getElementsByTagName("li")
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35 for (var i=0; i<ullist.length; i++){
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36 if (ullist[i].getElementsByTagName("a")[0].getAttribute("rel")==tabcontentid){
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37 return ullist[i].getElementsByTagName("a")[0]
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43 function initializetabcontent(){
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44 for (var i=0; i<arguments.length; i++){ //loop through passed UL ids
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45 if (enabletabpersistence==0 && getCookie(arguments[i])!="") //clean up cookie if persist=off
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46 setCookie(arguments[i], "")
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47 var clickedontab=getCookie(arguments[i]) //retrieve ID of last clicked on tab from cookie, if any
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48 var ulobj=document.getElementById(arguments[i])
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49 var ulist=ulobj.getElementsByTagName("li") //array containing the LI elements within UL
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50 for (var x=0; x<ulist.length; x++){ //loop through each LI element
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51 var ulistlink=ulist[x].getElementsByTagName("a")[0]
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52 if (ulistlink.getAttribute("rel")){
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53 savetabcontentids(arguments[i], ulistlink.getAttribute("rel")) //save id of each tab content as loop runs
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54 ulistlink.onclick=function(){
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58 if (ulist[x].className=="selected" && clickedontab=="") //if a tab is set to be selected by default
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59 expandcontent(ulistlink) //auto load currenly selected tab content
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61 } //end inner for loop
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62 if (clickedontab!=""){ //if a tab has been previously clicked on per the cookie value
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63 var culistlink=getullistlinkbyId(arguments[i], clickedontab)
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64 if (typeof culistlink!="undefined") //if match found between tabcontent id and rel attribute value
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65 expandcontent(culistlink) //auto load currenly selected tab content
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66 else //else if no match found between tabcontent id and rel attribute value (cookie mis-association)
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67 expandcontent(ulist[0].getElementsByTagName("a")[0]) //just auto load first tab instead
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69 } //end outer for loop
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73 function getCookie(Name){
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74 var re=new RegExp(Name+"=[^;]+", "i"); //construct RE to search for target name/value pair
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75 if (document.cookie.match(re)) //if cookie found
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76 return document.cookie.match(re)[0].split("=")[1] //return its value
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80 function setCookie(name, value){
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81 document.cookie = name+"="+value //cookie value is domain wide (path=/)
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