var m = [10];

function AddMan(txt, val)
{

  var itm = document.createElement("OPTION");

  itm.text = txt;
  itm.value = val;


  try {
    document.forms["aspnetForm"].ctl00_ContentPlaceHolder1_Wizard1_DropDownListManufacturer.add(itm, null);
  }
  catch(ex) {
    document.forms["aspnetForm"].ctl00_ContentPlaceHolder1_Wizard1_DropDownListManufacturer.add(itm);
  }

}

function AddMod(txt, val)
{

  var itm = document.createElement("OPTION");

  itm.text = txt;
  itm.value = val;

  try {
    document.forms["aspnetForm"].ctl00_ContentPlaceHolder1_Wizard1_DropDownListModel.add(itm, null);
  }
  catch(ex) {
    document.forms["aspnetForm"].ctl00_ContentPlaceHolder1_Wizard1_DropDownListModel.add(itm);
  }

}

function RemoveOptions(ctl)
{
  var x = ctl.options.length;
  for(i=0; i<=x; i++)
  {
    ctl.remove(x-i);
  }
}

function AddPhone(man, mod, type)
{
  var exist = false;
  var p = [2];
  for(i=1; i<=m.length; i++)
  {      
    if(m[i-1][0] == man)
    {
      exist = true;
      p = m[i-1][1];
      p[p.length] = [mod, type];
    }
  }
  if(!exist)
  {
    p[0] = [mod, type];
    m[m.length] = [man, p]; 
  }

}

function LoadPhones()
{
  LoadPhonesArray();
 
  man = m[0][0];
  for(i=0; i<m.length; i++)
  {
    if(man != m[i][0])
    {
      man = m[i][0];
      AddMan(man, man);
    }
  }
}


function LoadModels(man)
{
  var p = [];
       
  for(i=0; i<m.length; i++)
  {
    if(man == m[i][0])
    {
      p = m[i][1];
      
      for(j=0; j<p.length; j++)
      {
          AddMod(p[j][0], p[j][1])      
      }
      i = m.length;    
    }
  }

}