var image_path="/images/"
var image_up="arrow-up.gif"
var image_down="arrow-down.gif"
var image_none="arrow-none.gif"
addEvent(window,"load",sortables_init)
var SORT_COLUMN_INDEX
function sortables_init(){
if(!document.getElementsByTagName)return
tbls=document.getElementsByTagName("table")
for(ti=0;ti<tbls.length;ti++){
thisTbl=tbls[ti]
if(((' '+thisTbl.className+' ').indexOf("sortable")!=-1)&&(thisTbl.id)){
ts_makeSortable(thisTbl)}}}
function ts_makeSortable(table){
if(table.rows&&table.rows.length>0){
var firstRow=table.rows[0]}
if(!firstRow)return
for(var i=0;i<firstRow.cells.length;i++){
var cell=firstRow.cells[i]
var txt=ts_getInnerText(cell)
if(cell.className !="unsortable"&&cell.className.indexOf("unsortable")==-1){
cell.innerHTML='<a href="#" class="sortheader" onclick="ts_resortTable(this);return false;">'+txt+'<span class="sortarrow">&nbsp;&nbsp;<img border=0 src="'+image_path+image_none+'" alt="&darr;"></span></a>'}}
alternate(table)}
function ts_getInnerText(el){
if(typeof el=="string")return el
if(typeof el=="undefined"){return el}
if(el.innerText)return el.innerText
var str=""
var cs=el.childNodes
var l=cs.length
for(var i=0;i<l;i++){
switch(cs[i].nodeType){
case 1:
str+=ts_getInnerText(cs[i])
break
case 3:
str+=cs[i].nodeValue
break}}
return str}
function ts_resortTable(lnk){
var span
for(var ci=0;ci<lnk.childNodes.length;ci++){
if(lnk.childNodes[ci].tagName&&lnk.childNodes[ci].tagName.toLowerCase()=='span')span=lnk.childNodes[ci]}
var spantext=ts_getInnerText(span)
var td=lnk.parentNode
var column=td.cellIndex
var table=getParent(td,'TABLE')
if(table.rows.length<=1)return
var itm=ts_getInnerText(table.rows[1].cells[column])
sortfn=ts_sort_caseinsensitive
if(itm.match(/^\d\d[\/-]\d\d[\/-]\d\d\d\d$/))sortfn=ts_sort_date
if(itm.match(/^\d\d[\/-]\d\d[\/-]\d\d$/))sortfn=ts_sort_date
if(itm.match(/^[£$€]/))sortfn=ts_sort_currency
if(itm.match(/^[\d\.]+$/))sortfn=ts_sort_numeric
SORT_COLUMN_INDEX=column
var firstRow=new Array()
var newRows=new Array()
for(i=0;i<table.rows[0].length;i++){
firstRow[i]=table.rows[0][i]}
for(j=1;j<table.rows.length;j++){
newRows[j-1]=table.rows[j]}
newRows.sort(sortfn)
if(span.getAttribute("sortdir")=='down'){
ARROW='&nbsp;&nbsp;<img border=0 src="'+image_path+image_up+'" alt="&uarr;">'
newRows.reverse()
span.setAttribute('sortdir','up')
}else{
ARROW='&nbsp;&nbsp;<img border=0 src="'+image_path+image_down+'" alt="&darr;">'
span.setAttribute('sortdir','down')}
for(i=0;i<newRows.length;i++){
if(!newRows[i].className ||(newRows[i].className&&(newRows[i].className.indexOf('sortbottom')==-1))){
table.tBodies[0].appendChild(newRows[i])}}
for(i=0;i<newRows.length;i++){
if(newRows[i].className&&(newRows[i].className.indexOf('sortbottom')!=-1))
table.tBodies[0].appendChild(newRows[i])}
var allspans=document.getElementsByTagName("span")
for(var ci=0;ci<allspans.length;ci++){
if(allspans[ci].className=='sortarrow'){
if(getParent(allspans[ci],"table")==getParent(lnk,"table")){
allspans[ci].innerHTML='&nbsp;&nbsp;<img border=0 src="'+image_path+image_none+'" alt="&darr;">'}}}
span.innerHTML=ARROW
alternate(table)}
function getParent(el,pTagName){
if(el==null){
return null
}else if(el.nodeType==1&&el.tagName.toLowerCase()==pTagName.toLowerCase()){
return el
}else{
return getParent(el.parentNode,pTagName)}}
function ts_sort_date(a,b){
aa=ts_getInnerText(a.cells[SORT_COLUMN_INDEX])
bb=ts_getInnerText(b.cells[SORT_COLUMN_INDEX])
if(aa.length==10){
dt1=aa.substr(6,4)+aa.substr(3,2)+aa.substr(0,2)
}else{
yr=aa.substr(6,2)
if(parseInt(yr)<50){
yr='20'+yr
}else{
yr='19'+yr}
dt1=yr+aa.substr(3,2)+aa.substr(0,2)}
if(bb.length==10){
dt2=bb.substr(6,4)+bb.substr(3,2)+bb.substr(0,2)
}else{
yr=bb.substr(6,2)
if(parseInt(yr)<50){
yr='20'+yr
}else{
yr='19'+yr}
dt2=yr+bb.substr(3,2)+bb.substr(0,2)}
if(dt1==dt2){
return 0}
if(dt1<dt2){
return-1}
return 1}
function ts_sort_currency(a,b){
aa=ts_getInnerText(a.cells[SORT_COLUMN_INDEX]).replace(/[^0-9.]/g,'')
bb=ts_getInnerText(b.cells[SORT_COLUMN_INDEX]).replace(/[^0-9.]/g,'')
return parseFloat(aa)-parseFloat(bb)}
function ts_sort_numeric(a,b){
aa=parseFloat(ts_getInnerText(a.cells[SORT_COLUMN_INDEX]))
if(isNaN(aa)){
aa=0}
bb=parseFloat(ts_getInnerText(b.cells[SORT_COLUMN_INDEX]))
if(isNaN(bb)){
bb=0}
return aa-bb}
function ts_sort_caseinsensitive(a,b){
aa=ts_getInnerText(a.cells[SORT_COLUMN_INDEX]).toLowerCase()
bb=ts_getInnerText(b.cells[SORT_COLUMN_INDEX]).toLowerCase()
if(aa==bb){
return 0}
if(aa<bb){
return-1}
return 1}
function ts_sort_default(a,b){
aa=ts_getInnerText(a.cells[SORT_COLUMN_INDEX])
bb=ts_getInnerText(b.cells[SORT_COLUMN_INDEX])
if(aa==bb){
return 0}
if(aa<bb){
return-1}
return 1}
function addEvent(elm,evType,fn,useCapture){
if(elm.addEventListener){
elm.addEventListener(evType,fn,useCapture)
return true
}else if(elm.attachEvent){
var r=elm.attachEvent("on"+evType,fn)
return r
}else{
alert("Handler could not be removed")}}
function replace(s,t,u){
i=s.indexOf(t)
r=""
if(i==-1)return s
r+=s.substring(0,i)+u
if(i+t.length<s.length)
r+=replace(s.substring(i+t.length,s.length),t,u)
return r}
function alternate(table){
var tableBodies=table.getElementsByTagName("tbody")
for(var i=0;i<tableBodies.length;i++){
var tableRows=tableBodies[i].getElementsByTagName("tr")
for(var j=1;j<tableRows.length;j++){
if((j % 2)==0){
if(tableRows[j].className=='odd' || !(tableRows[j].className.indexOf('odd')==-1)){
tableRows[j].className=replace(tableRows[j].className,'odd','even')
}else{
tableRows[j].className+=" even"}
}else{
if(tableRows[j].className=='even' || !(tableRows[j].className.indexOf('even')==-1)){
tableRows[j].className=replace(tableRows[j].className,'even','odd')}
tableRows[j].className+=" odd"}}}}