function go(start)
{
	document.forms["cmp"].url.value+="?"+start;
	document.forms["cmp"].submit();
	return false;
}

function compare_models()
{
	document.forms["cmp"].check.value=1;
	document.forms["cmp"].submit();
	return false;
}
function clear_list()
{
	document.forms["cmp"].reset.value=1;
	document.forms["cmp"].submit();
	return false;
}

var cart_name="cart_afk";
var cart_separator=";";

function get_cookie(cook_name)
{
	var cook_search=cook_name+"=";
	if(document.cookie.length>0)
	{
		offset=document.cookie.indexOf(cook_search);
		if(offset!=-1)
		{
			offset+=cook_search.length;
			end=document.cookie.indexOf(";",offset);
			if(end==-1) end=document.cookie.length;
			return unescape(document.cookie.substring(offset,end));
      } 
   }
   return "";
}

function set_cookie(cook_name,cook_value,expire)
{
	document.cookie=cook_name+"="+escape(cook_value)+"; path=/"+((expire==null) ? "" : ("; expires=" + expire.toGMTString()));
}

function add_to_cart(cat_id,prod_name,price)
{
	var cart_contents=get_cookie(cart_name);
	
	var cart_array=(cart_contents!="") ? cart_contents.split(cart_separator) : new Array();
	var found=0;
	for(var i in cart_array)
	{
		if(String(cart_array[i])==String(cat_id))
		{
			found=1;
			break;
		}
	}
	if(!found)
	{
		cart_array.push(cat_id);
		set_cookie(cart_name,cart_array.join(cart_separator));
		alert(prod_name+" добавлен в корзину");
		
/*		var o=document.getElementById("price_num")
		var last_price=parseFloat(o.innerHTML);
		o.innerHTML=last_price+parseFloat(price);*/
	}
	else
	{
		alert("Этот товар уже есть в корзине");
	}
	$.get("/updbasket.php?updbasket=1&"+Math.random(), function(data) {
		if($("span.tx").size()) {
			$("span.tx").remove();
		}
		$("div.head_r p.links").prepend(data);
	});
	return false;
}