function SortableTable(id,rows,cols,border,width,align,fontSize) 
{
  this.id	= id
  this.rows 	= rows
  this.cols 	= cols
  this.border 	= border
  this.width 	= width
  this.align 	= align
  this.fontSize = fontSize
  this.buttons 	= new Array(cols)
  this.numeric 	= new Array(cols)

  for(var i=0;i<cols;++i) 
	this.buttons[i]=" "
  for(var i=0;i<cols;++i) 
	this.numeric[i]=false
  this.data = new Array(rows)
  for(var i=0;i<rows;++i) 
  {
  	this.data[i] = new Array(cols)
  	for(var j=0;j<cols;++j)
      		this.data[i][j] = " "
  }
  this.display 	 = SortableTable_display
  this.setButtons= SortableTable_setButtons
  this.setData 	 = SortableTable_setData
  this.setNumeric= SortableTable_setNumeric
  this.sort      = SortableTable_sort
}

function SortableTable_setData(data) 
{
  if(data == null) return
  if(data.length > 0) 
  {
  	for(var i=0;i<this.rows;++i) 
	{
   		if(i>=data.length) break
   		if(data[i] != null) 
		{
    			var n = data[i].length
    			if(n > this.cols) n = this.cols
    			for(var j=0;j<n;++j)
     				if(data[i][j]!=null) this.data[i][j] = data[i][j]
   		}
  	}
  }
}
function SortableTable_setButtons(buttons) {
 if(buttons == null) return
 var n = buttons.length
 if(n > this.cols) n = this.cols
 for(var i=0;i<n;++i)
  if(buttons[i]!=null) this.buttons[i] = buttons[i]
}
function SortableTable_display() 
{
  // Check for tableSortBy cookie
  if(document.cookie.length > 0) 
  {
   	var search = this.id + "="
   	var offset = document.cookie.indexOf(this.id+"=") 
   	if(offset != -1) 
	{ 
    		offset += search.length 
    		var end = document.cookie.indexOf(";", offset) 
    		if(end == -1) end = document.cookie.length
    		this.sort(document.cookie.substring(offset, end))
   	}   
  }
  document.writeln('<FORM NAME="tableForm">')
  document.write  ('<center><TABLE BORDER="'+this.border+'" WIDTH="')
  document.writeln(this.width+'" ALIGN="'+this.align+'">')
  document.writeln('<TR>')
  // Display buttons
  for(var i=0;i<this.cols;++i) 
  {
   	document.write('<TD>')
   	document.write('<INPUT TYPE="BUTTON" VALUE="')
   	document.write(this.buttons[i])
   	document.write('" ONCLICK="SortableTable_handleColumnButton(\'')
   	document.write(this.id+'\','+i+')">')
   	document.writeln('</TD>')
  }
  document.writeln('</TR>')
  // Display sorted/unsorted table
  for(var i=0;i<this.rows;++i) 
  {
   	document.writeln('<TR>')
   	for(var j=0;j<this.cols;++j) 
	{
    		document.write('<TD><font size='+this.fontSize+'>')
     		document.write(this.data[i][j])
     		document.writeln('</font></TD>')
   	}
   	document.writeln('</TR>')
  }
  document.writeln('</TABLE></center>')
  document.writeln('</FORM>')
}

function SortableTable_setNumeric(n) {
 this.numeric[n] = true
}
function SortableTable_sort(n) {
 // Sort rows
 var changes=true
 for(;changes;) {
  changes = false
  for(var i=0;i<this.rows-1;++i) {
   if(this.numeric[n]) {
    var v1 = parseFloat(this.data[i][n])
    if(isNaN(v1)) v1 = 0;
    var v2 = parseFloat(this.data[i+1][n])
    if(isNaN(v2)) v2 = 0;
    if(v1 > v2) {
     changes = true
     var temp = this.data[i]
     this.data[i] = this.data[i+1]
     this.data[i+1] = temp
    }   
   }else{
    if(this.data[i][n] > this.data[i+1][n]) {
     changes = true
     var temp = this.data[i]
     this.data[i] = this.data[i+1]
     this.data[i+1] = temp
    }
   }
  }
 } 
}
function SortableTable_handleColumnButton(id,n) {
 // Set cookie and reload
 document.cookie = id + "="+n
 window.location.reload()
}