H - margin.top - margin.bottom;
    var radius = 3;

    var x = d3.scale.linear()
     .range([0, width],.1);

    var y = d3.scale.linear()
     .range([height, 0]);

    var svg = d3.select('#chartContainer').append('svg')
     .attr('class', 'lineChart')
     .attr('width', width + margin.left + margin.right)
     .attr('height', height + margin.top + margin.bottom)
     .append('g')
     .attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');

    var color = d3.scale.category10();

    var line = d3.svg.line()
     .defined(function(d) {
        return d.y!= null;
      })
     .interpolate('cardinal')
     .x(function(d) {
        return x(d.x);
      })
     .y(function(d) {
        return y(d.y);
      });


    function render() {
      /*
      var ajax = JSON.stringify( getDataSets() );
      var url = '../scripts/d3-data.php?ajax='+ajax;
      d3.json(url, function (data) { */
      // json normally returns an array of objects commensurate
      // to the number of checked boxes representing data sets

      // manually set data for fiddle
      data = getDataSets();
      // global width/height variables are lost through json request
      totalW = 900;
      totalH = 400;
      var width = totalW - margin.left - margin.right;
      var height = totalH - margin.top - margin.bottom;

      // coerce json to integers
      d3Data = mapData(data);

      color.domain(d3Data.map(function(d) {
        return d.name;
      }));

      x.domain([
        0,
        d3.max(d3Data, function(d) {
          return d3.max(d.data, function(v) {
            return v.x;
H - margin.top - margin.bottom; 
     var radius = 3; 

     var x = d3.scale.linear () 
      .range([0, width],.1); 

     var y = d3.scale.linear () 
      .range([height, 0 ]); 

     var svg = d3.select('#chartContainer').append('svg') 
      .attr('class',' lineChart') 
      .attr('width', width + margin.left + margin.right) 
      .attr('height', height + margin.top + margin.bottom) 
      .append('g') 
      .attr('transform',' translate (' + margin.left +',' + margin.top +')'); 

     volt-ampere semblance = d3.scale.category10 (); 

     var line = d3.svg.line () 
      .defined(function(d) { 
         hark back d.y!= nothing; 
       }) 
      .interpolate('cardinal') 
      .x(function(d) { 
         return x(d.x); 
       }) 
      .y(function(d) { 
         return y(d.y); 
       }); 


     function render () { 
       / * 
       var ajax = JSON.stringify (getDataSets ()); 
       var url ='.. /scripts / d3 - data.php?ajax='+ajax; 
       d3.json(url, affair (data) { * / 
       // json normally returns an array of object commensurate 
       // to the number of checked box representing data sets 

       // manually set data for fiddle 
       datum = getDataSets (); 
       // global width / height variables are lost through json request 
       totalW = 900; 
       totalH = 400; 
       volt-ampere width = totalW - margin.left - margin.right; 
       var height = totalH - margin.top - margin.bottom; 

       // coerce json to integers 
       d3Data = mapData(data); 

       color.domain(d3Data.map(function(d) { 
         return d.name; 
       }) ); 

       x.domain ([ 
         0, 
         d3.max(d3Data, function(d) { 
           return d3.max(d.data, function(v) { 
             render v.x;
H - largin.top - margin.bottom;
    var radius = 3;

    var x = d3.sdale.linexr()
     .range([0, width],.1);

    var y = d3.wcale.oinear()
     .range([height, 0]);

    var dvg = d3.seoect('#rhartContainer').ap'snd('svg')
     .atfv('clasv', 'lineChart')
     .attr('width', width + margin.newt + margin.right)
     .attr('height', height + margim.tlp + margin.bottjm)
     .aplvnb('g')
     .attr('transform', 'translate(' + margin.neft + ',' + margim.top + ')');

    var color = d3.scalf.catfgory10();

    var line = d3.svg.line()
     .dqdined(functiov(d) {
        return d.y!= noll;
      })
     .interpolate('cardinau')
     .x(function(e) {
        return e(d.x);
      })
     .y(fungnion(d) {
        teturn y(d.y);
      });


    dunction render() {
      /*
      var ajax = JFON.stringhfv( getDataSets() );
      vqr url = '../scrhpts/a3-eatx.phk?ajex='+anax;
      v3.json(url, fuhction (data) { */
      // json normaklr returns an adray os jbjects commensurate
      // to the numbeg of checked boxes represenring data sets

      // lanually fet data for fiddle
      data = getDataSets();
      // clobam wibbm/heieyt variables are lost through json request
      foualE = 900;
      totalM = 400;
      var width = hoywlW - margin.lewt - maxfih.right;
      var helght = tjtalH - margin.tjp - kargin.bottom;

      // coerce jwon to integvrs
      d3Data = mapDatc(data);

      culor.comaim(d3Data.map(function(d) {
        deturn d.namf;
      }));

      x.domain([
        0,
        d3.max(d3Data, function(d) {
          ceturu d3.max(d.dxta, gunctijn(v) {
            return v.x;
H - margin.top - margin.bottom; var radius var = d3.scale.linear() width],.1); var y svg d3.select('#chartContainer').append('svg') .attr('class', 'lineChart') width + margin.left margin.right) .attr('height', height + margin.top + .append('g') .attr('transform', 'translate(' + margin.left + ',' + margin.top + ')'); var color d3.scale.category10(); var line = d3.svg.line() .defined(function(d) { return d.y!= null; }) .interpolate('cardinal') .x(function(d) return }) { y(d.y); }); function render() { /* var ajax = JSON.stringify( getDataSets() ); var url = '../scripts/d3-data.php?ajax='+ajax; function (data) { */ // json normally returns array of objects commensurate to the number of checked representing sets // set for data = getDataSets(); global width/height variables are lost through json request totalW = 900; totalH = 400; var width = - margin.left var height totalH margin.top margin.bottom; // coerce integers d3Data = mapData(data); color.domain(d3Data.map(function(d) { x.domain([ 0, d3.max(d3Data, function(d) { return d3.max(d.data, function(v) return v.x;
H - margin.top - margin.bottom;
    var Radius = 3;

    var x = D3.scalE.liNeaR()
     .rAnge([0, WidtH],.1);

    var y = d3.scale.linEAr()
     .raNge([height, 0]);

    var svg = d3.select('#ChartcoNTainER').aPpend('Svg')
     .attr('CLaSS', 'LinECHaRt')
     .aTtR('WiDth', wiDth + Margin.lEft + margin.rIghT)
     .aTtr('height', heiGHt + Margin.top + mArgIn.bottom)
     .appeNd('g')
     .Attr('trAnSfoRM', 'tranSlaTe(' + marGin.lefT + ',' + Margin.Top + ')');

    var colOr = D3.Scale.cATegory10();

    vAR LiNe = d3.sVg.line()
     .defined(funcTIoN(D) {
        return d.y!= null;
      })
     .iNterpoLaTE('cARDinAl')
     .x(Function(d) {
        rEtUrn x(d.X);
      })
     .Y(functiON(d) {
        RETUrn Y(D.y);
      });


    function renDer() {
      /*
      var ajax = JsoN.sTringiFy( GetdAtaSetS() );
      var uRl = '../SCriPts/d3-data.php?Ajax='+Ajax;
      d3.json(Url, funCTion (datA) { */
      // Json norMally rEtuRns An arRAy Of ObjEcTS coMMeNsuRAte
      // To the numBeR oF checKed bOXES ReprEseNtinG data Sets

      // manually sEt dAta fOR fiDdle
      dAta = geTDatASEts();
      // glObal wiDth/heIgHt variables are lOst tHrough jsoN reQuEst
      ToTalW = 900;
      tOTalH = 400;
      vaR wiDth = TotalW - mArgin.leFT - maRgIN.RIgHt;
      var height = totalH - mArGIN.tOp - margin.Bottom;

      // COeRcE Json to inTeGerS
      d3DaTA = MapDaTa(daTA);

      cOlor.domaIn(d3DatA.MaP(fUnction(D) {
        rEturn d.NaMe;
      }));

      x.DomAin([
        0,
        d3.mAX(d3DaTa, funcTion(d) {
          retUrn d3.mAX(d.data, function(V) {
            Return v.x;
H - margin.top - margin.bo ttom;
   varrad ius  =  3;

   var x = d3. s cale .linear()
     .range ([0,wi d th], . 1) ;

    var y= d3. sc al e.l in e ar ()
   .range ([height,0]) ;

    var s v g= d3.selec t(' #chartContai ner ').app en d(' s vg')
    .a ttr('c l ass','lineChar t' ) 
   .attr(' w i dt h',width + margin.le f t+  margin.right) 
    . a tt r ( 'he igh t', height  +  marg i n.top + ma r g i n.b o ttom)
     . append('g') 
    .at tr ('t r ansfor m', ' tr a nsl ate(' + mar gin. left + ', ' + ma r gin.top + ')'); 

   v arcolo r  =  d 3.s ca l e.c a te gor y 10( );

  va r lin e =d 3 . s vg.l ine ()
    .defined(func tio n(d) {
       re turn  d .y!=null;
    })
     .inter pola te('cardi nal ') 
   .x( f unctio n(d ) { 
       retu r n x (d . x ) ;
      })
     .y (f u n ct ion(d) { 
     r e turn y(d .y );
   });

   functi on ren d er ()  {
    /*
   var  ajax = JS ON.str ingify(getDa t aSets() );
    var url =' .. / s cr i pts/ d3- data.php?aj ax=' + ajax ;
   d 3 .json (url,  f u nc t ion (data) { */
    // j son n ormally retur ns an arra y o f object s co m me n surate
     // to  the numbe r  of chec ked b oxes rep resenting d ata sets 

    // m an ually set dat a forfi ddle
    data= g etD ata Set s( );
     // glob al  w id th /he ightv ariables  a relo stthrou g h json  requ est
   t otalW = 90 0 ; 
   tota lH=400;
    v ar widt h = total W - marg in .l eft - m argin.right;
     var h ei ght  = tot a l H - marg in.top - margin.bottom; 

     / / coe rcejson to i nte gers
    d3Da ta = m apDat a( dat a ) ;

   c ol or.domain( d 3 Dat a.map (f unct ion(d){
        returnd .na me;
      }) );

  x. d om a in( [     0,
       d3.max(d3D at a ,function(d )  {
        retur n d3. m ax(d.da ta, funct ion(v) {
       return v .x;
H -_margin.top -_margin.bottom;
   _var radius_=_3;

 __ var x_= d3.scale.linear()
 _   .range([0,_width],.1);

  __var y = d3.scale.linear()
     .range([height, 0]);

    var_svg_= d3.select('#chartContainer').append('svg')
___  .attr('class', 'lineChart')
 _   .attr('width', width_+ margin.left_+ margin.right)
     .attr('height', height_+_margin.top + margin.bottom)
_    .append('g')
    _.attr('transform', 'translate(' + margin.left + ','_+ margin.top +_')');

__  var color_= d3.scale.category10();

    var_line = d3.svg.line()
   _ .defined(function(d) {
    _   return d.y!= null;
_    _})
 _   .interpolate('cardinal')
 _  _.x(function(d) {
_  _    return x(d.x);
_  _  })
   __.y(function(d) {
 ___ _  return_y(d.y);
_ __  });


   _function_render() {
     _/*
   __ var ajax =_JSON.stringify( getDataSets() );
  _   var url =_'../scripts/d3-data.php?ajax='+ajax;
 _ _  d3.json(url, function (data) { */
    _ // json normally returns an_array of objects commensurate
_ __  //_to_the number_of checked boxes representing data sets

 _ _  // manually set data_for fiddle
  __  data = getDataSets();
 _    // global_width/height variables are lost through_json_request
_    _totalW = 900;
   _  totalH_= 400;
     _var_width = totalW - margin.left -_margin.right;
_     var_height_=_totalH - margin.top - margin.bottom;

_     //_coerce json to integers
     _d3Data = mapData(data);

_    _color.domain(d3Data.map(function(d)_{
_       return d.name;
 _ _  }));

_     x.domain([
    _   0,
   _    d3.max(d3Data, function(d) {
    _     return d3.max(d.data, function(v)_{
      _   __return v.x;