function chk_all() {
	chk1();
	chk_sw();
}


function toNum( num )
{
  str = new String(num);

  if (str.indexOf( "," ) > 0)
  {
    new_str = str.split(',');
    res_str = new_str[0] + "." + new_str[1];
    return res_str;
  }
return num
}


function chk1() {
	c = document.forms['FormCond'].elements;
	if (c.c1.checked)
	{
		//alert("ON");
		c.Kv.disabled = 0;
		document.getElementById('Sel_Text_vent').style.color ="#555555";
	}
	else
	{
		//alert("OFF");
		c.Kv.disabled = 1;
		document.getElementById('Sel_Text_vent').style.color ="#A9A9A9";
	}

	calcCondPower();
}


function chk_sw() {
	c = document.forms['FormCond'].elements;
	if (c.c_sw.checked)
	{
		//alert("ON");
		c.s_win.disabled = 0;
		document.getElementById('Sel_Text_sw').style.color ="#555555";
	}
	else
	{
		//alert("OFF");
		c.s_win.disabled = 1;
		document.getElementById('Sel_Text_sw').style.color ="#A9A9A9";
	}

	calcCondPower();
}


function calcCondPower()
{
  c = document.forms['FormCond'].elements;

  Lv_const = 0.0075;

  S = toNum( c['S'].value );
  H = toNum( c['H'].value );
  G = toNum( c['G'].options[c['G'].options.selectedIndex].value );
  Comp = toNum( c['comp'].options[c['comp'].options.selectedIndex].value );
  TV = toNum( c['tv'].options[c['tv'].options.selectedIndex].value );
  P = toNum( c['P'].options[c['P'].options.selectedIndex].value );
  pwr_dif = toNum( c['pwr_dif'].value );
  Kv = toNum( c['Kv'].value );
  Sw = toNum( c['s_win'].value );

  Q1 = (G/1000)*S*H
  Q2 = P*0.1
  Q3 = Comp*0.3+TV*0.2 + pwr_dif*0.0003

  if (c.c1.checked)
  	Kv_Sel = Kv;
  else
    Kv_Sel = 0;
  Pvent = Kv_Sel *  S * H * Lv_const;


  if (c.c_sw.checked && Sw > 2)
   {
  	if (G < 32)
		Q_win = (Sw-2)*0.075;
	if (G > 32 && G < 37)
		Q_win = (Sw-2)*0.15;
	if (G > 38)
		Q_win = (Sw-2)*0.25;
   }
  else
    Q_win = 0;


  if (c.c_hg.checked)
  	Q_hg = Q1 * 0.15;
  else
    Q_hg = 0;

  if (c.c_cool.checked)
  	Q_cool = (Q1 + Q_hg) * 0.2;
  else
    Q_cool = 0;

  Qext = Pvent + Q_win + Q_cool + Q_hg

  pwr_cond = Math.round((Q1 + Q2 + Q3 + Qext)*100)/100;
  c['Q'].value = pwr_cond;
  Qrel = Math.round(Qext/Q1*100);
  OutCond(Qrel);
}

function OutCond(Qrel)
{
  c = document.forms['FormCond'].elements;
  SText = "";
//  qq = document.all["Models"];

  if (c['Q'].value > 0.5)
  if (c['Q'].value <= 9.5)
    {
        if (c['Q'].value <=2.2)
		  { SPrice1 = "<nobr>18&nbsp;000&nbsp;— 25&nbsp;000 &nbsp;рублей</nobr>"
			SPrice2 = "<nobr>20&nbsp;000&nbsp;— 32&nbsp;000 &nbsp;рублей</nobr>"
			SPrice3 = "<nobr>28&nbsp;000&nbsp;— 50&nbsp;000 &nbsp;рублей</nobr>" }
		else
			if (c['Q'].value <=3.1)
			  { SPrice1 = "<nobr>20&nbsp;000&nbsp;— 32&nbsp;000 &nbsp;рублей</nobr>"
				SPrice2 = "<nobr>22&nbsp;000&nbsp;— 35&nbsp;000 &nbsp;рублей</nobr>"
				SPrice3 = "31&nbsp;000&nbsp;— 55&nbsp;000 &nbsp;рублей" }
			else
				if (c['Q'].value <=4.5)
				  { SPrice1 = "<nobr>22&nbsp;000&nbsp;— 35&nbsp;000 &nbsp;рублей</nobr>"
					SPrice2 = "<nobr>24&nbsp;000&nbsp;— 40&nbsp;000 &nbsp;рублей</nobr>"
					SPrice3 = "35&nbsp;000&nbsp;— 70&nbsp;000 &nbsp;рублей" }
				else
					if (c['Q'].value <=6)
					  { SPrice1 = "<nobr>32&nbsp;000&nbsp;— 50&nbsp;000 &nbsp;рублей</nobr>"
						SPrice2 = "<nobr>35&nbsp;000&nbsp;— 70&nbsp;000 &nbsp;рублей</nobr>"
						SPrice3 = "50&nbsp;000&nbsp;— 100&nbsp;000 &nbsp;рублей" }
					else
						if (c['Q'].value <=9.5)
						  { SPrice1 = "<nobr>40&nbsp;000&nbsp;— 75&nbsp;000 &nbsp;рублей</nobr>"
							SPrice2 = "<nobr>50&nbsp;000&nbsp;— 100&nbsp;000 &nbsp;рублей</nobr>"
							SPrice3 = "<nobr>80&nbsp;000&nbsp;— 170&nbsp;000 &nbsp;рублей</nobr>" }

		  SText = '<table width="100%" cellspacing="0" cellpadding="2" border="0"  id="t3">' +
						'<tr ><td align=center><b>Класс кондиционера</b></td>' +
						'<td align=center><b>Производители</b></td>'+
						'<td align=center><b>Ориентировочная цена сплит-системы мощностью <nobr>от ' + (pwr_cond*0.95).toFixed(2) + ' до ' + (pwr_cond*1.15).toFixed(2) + ' кВт</nobr></b></td></TR>'
		  SText = SText +
						'<tr ><TD >Премиум-класса</TD>' +
						'<TD><nobr><A target=_blank href="daikin.htm">Daikin</A></nobr><br>'+
						'<nobr><A target=_blank href="mitsubishi_es.htm">Mitsubishi Electric</A></nobr><br>'  +
						'<nobr><A target=_blank href="mitsubishi.htm">Mitsubishi Heavy</A></nobr><br>'  +
						'<A target=_blank href="fujitsu.htm">Fujitsu General</A><br>'  +
						'<a target=_blank href="general.htm">General Fujitsu </a><br>'  +
         				'<a target=_blank href="toshiba.htm">Toshiba </a><br>'  +
						'</TD>' +
						'<TD>' + SPrice3 + '</TD></TR>'
		  SText = SText +
						'<tr ><TD >Средний класс</TD>' +
						'<TD>'  +
						'<a target=_blank href="aermec.htm">Aermec </a><br>'  +
						'<A target=_blank href="airwell.htm">Airwell</A><br>'  +
						'<A target=_blank href="hyundai.htm">Hyundai / Winia </A><br>' +
						'<A target=_blank href="hitachi.htm">Hitachi</A><br>' +
						'<nobr><A target=_blank href="mcquay.htm">McQuay</A></nobr><br>' +
						'<a target=_blank href="sanyo.htm">Sanyo</a><br>' +
						'<TD>' + SPrice2 + '</TD></TR>'
		  SText = SText +
						'<tr ><TD >Эконом-класс</TD>' +
						'<TD><nobr><A target=_blank href="ballu.htm">Ballu</A> <!-- (<a href="ballu_special.htm" >акция&nbsp;— от <b style="color: #006699;">8&nbsp;700</b> рублей</a>)</nobr> --><br>' +
						'<A target=_blank href="electrolux.htm">Electrolux</A><br>' +
						'<A target=_blank href="gree.htm">Gree</A><br>' +
						'<A target=_blank href="kentatsu.htm">Kentatsu</A><br>' +
						'<A target=_blank href="midea.htm">Midea</A><br>' +
						'</TD>' +
						'<TD>' + SPrice1 + '</TD></TR>'
		  SText = SText +  '</table>'
		  SText = SText +  '<p>Для точного расчета мощности кондиционера и стоимости его монтажа вы можете <a href="firm_manag.htm">заполнить заявку</a> на выезд специалиста.'
	}
//	qq.innerHTML = SText;

	pwr_out_c = document.getElementById('Power_Out');
	pwr_out_c.innerHTML = pwr_cond.toFixed(2) + ' кВт';

	pwr_out_rng = document.getElementById('Power_Out_Range');
	pwr_out_rng.innerHTML = (pwr_cond*0.95).toFixed(2) + ' &ndash; ' + (pwr_cond*1.15).toFixed(2) + ' кВт';

	q_ext_nt = document.getElementById('Q_Ext_Note');
	if (Qrel<=1)
		q_ext_nt.innerHTML = '&nbsp;'
	else if (Qrel<14)
		q_ext_nt.innerHTML = '<b style="color:  #969696;">Мощность Q1 увеличилась на ' + Qrel + '%</b>';
	else
		q_ext_nt.innerHTML = '<b style="color:  #969696;">Мощность Q1 увеличилась на ' + Qrel + '%, рекомендуем использовать <br> инверторный кондиционер</b>';
}