var date = new Date();
//date.setFullYear(date.getFullYear()+10);
//var expires=date.toGMTString();

date.setDate(date.getDate()+1);
var expires=date.toGMTString();


function setCookie(tovar_id, tovar_name, tovar_price, form_name) 
{
   	eval("var colvo = document." + form_name + ".colvo" + tovar_id + ".value");
   	
   	if(checkdigits(colvo) == false)
	{
		return false;
	}
		
	if(colvo == 0)
	{
		alert('Вы пытаетесь положить в корзину 0 товаров, что невозможно!');
		return false;
	}
		
   	var all_price = tovar_price*colvo;
   	
   	all_price = okruglenie(all_price);
   	tovar_price = okruglenie(tovar_price);
   	
   	var oldCookie = getCookie();
	if(oldCookie == '') 
	{
		var curCookie = "report=" + tovar_id + "#"+ colvo +"::"+ tovar_price +"; path=/; expires=" + expires;
		document.cookie = curCookie;
		
		alert('Товар "'+ unescape(tovar_name) +'" в количестве '+ colvo +' шт. на сумму '+ all_price +' '+ valuta +' положен в корзину!');
		
		document.basket.basket.value = colvo;
		document.basket.basketsumm.value = all_price;
		
		return;
	}
	
	
	var splitCookie = oldCookie.split(',');
	
	var add_colvo = "";
	
	for(var i=0; i<splitCookie.length; i++) 
	{
		var splitCookie_id = splitCookie[i].split('#');    
		
		if(splitCookie_id[0] == tovar_id) 
		{
			var splitCookie_id_col = splitCookie_id[1].split('::');
						
			var splitCookie_id_col_test = splitCookie_id_col[0]*1;
			
			splitCookie_id_col[0] = splitCookie_id_col[0]*1 + colvo*1;
			
			splitCookie_id[1] = splitCookie_id_col.join('::');
			splitCookie[i] = splitCookie_id.join('#');      				
			
			add_colvo = "yes";
			break;
		}
	}
	
	if(add_colvo == "")
	{
		splitCookie[splitCookie.length] = tovar_id + "#" + colvo + "::" + tovar_price;
	}
	
	alert('Товар "'+ unescape(tovar_name) +'" в количестве '+ colvo +' шт. на сумму '+ all_price +' '+ valuta +' положен в корзину!');
	
	var newCookie = splitCookie.join(',');
	
	var curCookie = "report=" + escape(newCookie) + "; path=/; expires=" + expires;
	document.cookie = curCookie;
	
	var oldCookie = getCookie();
		
	basket_change(oldCookie);
}




function getCookie() 
{
	var prefix = "report=";
	var cookieStartIndex = document.cookie.indexOf(prefix);
	if (cookieStartIndex == -1)
               return "";
	var cookieEndIndex = document.cookie.indexOf(";", cookieStartIndex + prefix.length);
	if (cookieEndIndex == -1)
               cookieEndIndex = document.cookie.length;
	return unescape(document.cookie.substring(cookieStartIndex + prefix.length, cookieEndIndex));
}

function checkdigits(colvo) 
{
   	if(!check_symbols_digits(colvo, "1#2#3#4#5#6#7#8#9#0"))
	{
  		alert('Количество введено неправильно!')
		//eval(item +".value = 1");
		return false;
	}
	else
	{
		if(colvo > 1000)
		{
			alert('Разрешается одновременно класть не более 1000 товаров!')
  			//eval(item +".value = 1000");
  			return false;
  		}
  		else
  		{
  			return true;
  		}
	}
}



function check_symbols_digits(input,elements)
{
	var elements = elements.split('#');  
		
   	var ok = false;
	   
	for (var i = 0; i < input.length; i++)
    {
    	var chr = input.charAt(i);
		   
		var found = false;
		   
		for (var j = 0; j < elements.length; j++)
        {
			if(chr == elements[j]){found = true; break;}else{found = false;}
		}
		   
		
		if(found)
		{
			ok = true;
		}
		else
		{
			return false
		};

	}
  	
	return ok;
}


function okruglenie(price)
{
	if(okruglenie_count > 0)
   	{
   		var okruglenie_koef = 10 ^ okruglenie_count;
   	
   		if(okruglenie_koef > 0)
	   	{
	   		price = Math.round(price*okruglenie_koef)/okruglenie_koef;
	
			var test = /\\./;
	
			if(!test.test(price))
			{
				var nulls = "";
				
				for(var i=0; i<okruglenie_count; i++)
				{
					nulls += '0';
				}
				
				price = price + '.' + nulls;
			}
	
			price = price + '';
			price = price.split('.');
    
			price_00 = price[1].split('');
	
			if(price_00.length < okruglenie_count)
			{
				var count_length = price_00.length;
				while(count_length < okruglenie_count)
				{
				 	price[1] = price[1] + '0';
					count_length++;
				}
			}
	
			price = price.join('.');
		}	
	}	

	return price; 
}



function basket_change(oldCookie)
{
	if(oldCookie != '') 
	{
	 	var basket = 0;
	 	var allbasketsumm = 0;
		var splitCookie = oldCookie.split(',');
		
		for(var i=0; i<splitCookie.length; i++) 
		{			
		 	var splitCookie_id = splitCookie[i].split('#');
		 	var splitCookie_id_col = splitCookie_id[1].split('::');
			
			basket = basket + splitCookie_id_col[0]*1;
			basketsumm = splitCookie_id_col[0]*splitCookie_id_col[1];	 		
			
			allbasketsumm = basketsumm + allbasketsumm;
		}
		
		allbasketsumm = okruglenie(allbasketsumm);
		
		document.basket.basket.value = basket;
		document.basket.basketsumm.value = allbasketsumm;
	}
	else
	{
		document.basket.basket.value = '0';
		document.basket.basketsumm.value = '0';
	}
}