function prepocti() 

{

	

	var cook;

	var pid = document.getElementById("txtPID").value;

	var oldks = document.getElementById("txtKsOld").value;

	var newks = document.getElementById("txtKsNew").value;

	var newNote = document.getElementById("txtNoteNew").value;

	var oldNote = document.getElementById("txtNoteOld").value;



	writeCookie('cart',document.getElementById("temp").value, 1);

		

	cook = readCookie('cart');

	

	ind = cook.indexOf(pid + 'Y' + oldks + 'Y' + oldNote);

	

	podret = cook.substring(0, ind + pid.length + 1);

	

	podretright = cook.substring(ind + pid.length + oldks.length + oldNote.length + 2, cook.length);

    

	ind = podret.indexOf('¤');

	

	finalret = podret + newks + 'Y' + newNote + podretright;

	writeCookie('cart',finalret, 1);

	

	window.location.replace("index.php?page=cart"); 

}



function odeber() {

	

	cook = readCookie('cart');



	var pid = document.getElementById("txtPID").value;

	var tmp = document.getElementById("temp").value;

	var ks = document.getElementById("txtKsOld").value;

	var Note = document.getElementById("txtNoteOld").value;



	writeCookie('cart',tmp, 1);

	

	ind = cook.indexOf(pid + 'Y' + ks + 'Y' + Note);

	

	retleft = cook.substring(0,ind);

	

	rettmp = cook.substring(ind+1,cook.length);

	

	ind2 = rettmp.indexOf('¤');



	

	if (ind2>-1)  retright=rettmp.substring(ind2+1,cook.length);

		else retright="";

	//retright = cook.substring(ind + pid.length + ks.length + 2, cook.length);

	

	ret=retleft + retright;



	if (ret.substring(ret.length-1,ret.length) == '¤') 

	{

	ret = ret.substring(0,ret.length-1);

	}

	

	writeCookie('cart',ret,1);

	window.location.replace("index.php?page=cart"); 



	

	

	//alert('ind:' + ind + ' - r' + retleft + '  l' + retright + 'pid:' + pid + 'ks:' + ks );

}



// Example:

// writeCookie("myCookie", "my name", 24);

// Stores the string "my name" in the cookie "myCookie" which expires after 24 hours.

function writeCookie(name, value, hours)

{

  var expire = "";



  if(hours != null)

  {

    expire = new Date((new Date()).getTime() + hours * 1800000);

    expire = "; expires=" + expire.toGMTString();

  }



  document.cookie = name + "=" + escape(value) + expire;

}



// Example:

// alert( readCookie("myCookie") );

function readCookie(name)

{

  var cookieValue = "";

  var search = name + "=";



  if(document.cookie.length > 0)

  { 

    offset = document.cookie.indexOf(search);

    if (offset != -1)

    { 

      offset += search.length;

      end = document.cookie.indexOf(";", offset);

      if (end == -1) end = document.cookie.length;

      cookieValue = unescape(document.cookie.substring(offset, end));

    }

  }

  return cookieValue;

}



function kontrola()

{

	if(document.getElementById("txtjmeno").value=="" ||  document.getElementById("txtPrijmeni").value=="" || document.getElementById("txtUlic").value=="" || document.getElementById("txtMesto").value=="" ||document.getElementById("txtPSC").value=="" || document.getElementById("txtEmail").value=="" || document.getElementById("txtTelefon").value=="") {
		alert("Vyplnte prosím všechna tucne oznacená pole!");
		return false;
	}
	else {return true;}
	

}



function Cust2Cookie()

{

	var data;



	data = document.getElementById("txtjmeno").value + '*' + document.getElementById("txtPrijmeni").value + '*' + document.getElementById("txtUlic").value + '*' + document.getElementById("txtMesto").value + '*' + document.getElementById("txtPSC").value + '*' + document.getElementById("txtEmail").value + '*' + document.getElementById("txtFirma").value + '*' + document.getElementById("txtICO").value + '*' + document.getElementById("txtDIC").value + '*' + document.getElementById("txtTelefon").value + '*' + document.getElementById("txtMobil").value + '*' + document.getElementById("txtNote").value;



	writeCookie('cust', data, 1)

 alert

}



function Cookie2Cust()

{

	var data = readCookie('cust');



	if (data!="") {

	pdata = data.split(';');



	document.getElementById("txtjmeno").value = pdata[0];

	document.getElementById("txtPrijmeni").value = pdata[1];

	document.getElementById("txtUlic").value = pdata[2];

	document.getElementById("txtMesto").value = pdata[3];

	document.getElementById("txtPSC").value = pdata[4];

	document.getElementById("txtEmail").value = pdata[5];

	document.getElementById("txtFirma").value = pdata[6];

	document.getElementById("txtICO").value = pdata[7];

	document.getElementById("txtDIC").value = pdata[8];

	document.getElementById("txtTelefon").value = pdata[9];

	document.getElementById("txtMobil").value = pdata[10];

	}

}