
<!--
function MoistureContent(data,CurrentDate)
{

  var f = document.Moisture;
  var date = new Date();
  var Ent = new Array();

  var dens = 2.65;
  var denw = 1;
  var WW = 0;
  var DW = 0;
  var porosity = 0;
  var PorValue = "";
  var SiteName = " ";
  var SiteDate = " ";
  var test = " ";

  f.solid.value = dens;
  f.water.value = denw;
  f.porosity.value = " ";
  


  if (data=="noexample")
    {
      //gather user supplied data
      WW = Input(f.WetWeight.value);
      DW = Input(f.DryWeight.value);

      SiteName = f.site.value;
      if (CurrentDate==true) {SiteDate=ShortDate(date); f.date.value = SiteDate;}
      else {SiteDate = f.date.value;}
    
    }
  if (data=="example")
     {
       //create an example data set
       DW = 134;
       WW = 156;
       f.WetWeight.value = WW;
       f.DryWeight.value = DW;      
       SiteName = "Example";
       SiteDate = ShortDate(date);
       f.site.value = SiteName;
       f.date.value = SiteDate;

     }
 
  if (data=="clear") {clearAll(f); return;}
  
  if (data=="save")
     {

      //display the cookie message
     
      window.open('../../home/storage.html','storage','width=620,height=400,resizable');
      return;
     
      /*
      
      //save data for future use
      WW = Input(f.WetWeight.value);
      DW = Input(f.DryWeight.value);

      //store the data in an array for saving to cookie
      Ent[0] = WW;
      Ent[1] = DW;
     
      //create the moisture content cookie
      save("mc",Ent);


      SiteName = f.site.value;
      SiteDate = f.date.value;

      //store the data in an array for saving to cookie
      Ent[0] = SiteDate;
      Ent[1] = SiteName;

      //create the id cookie
      save("id",Ent);
      */
      
     }
  if (data=="restore")
     {

      //display the cookie message
     
     
      window.open('../../home/storage.html','storage','width=620,height=400,resizable');
      return;
      
      /*      
      //recover each value from the cookie
      WW = restore("mc","wet");
      DW = restore("mc","dry");
      SiteDate = restore("id","date");
      SiteName = restore("id","site");
      f.WetWeight.value = WW;
      f.DryWeight.value = DW; 
      f.date.value = SiteDate; 
      f.site.value = SiteName; 
      */   
     }

  var VolWater = (WW - DW)/denw;
  var VolSolid = (DW)/dens;

  var VolTotal = 0;
  VolTotal = VolWater + VolSolid;
  var VolVoids = VolWater;

  if (VolTotal) 
    {
      porosity = VolVoids/VolTotal;
      PorValue = Num2String(porosity,2,-7,7,-5,5);

      f.porosity.value = PorValue;

      /*
      if (data=="save")
       {
        //save the calculated porosity
        Ent[0] = PorValue;
        save ("po",Ent);
       }
      */
   }

}



//  -->
<!-- end mc_1.js -->