cookie buy car
<%session("username")="Inghot"%>
<p>
<input type="image" src="image/buy.gif" name="Submit" value="购买" title="购买" onClick="writeCookie('天虹','<%=session("username")% >','111','苹果1','1',11)" />
<input type="image" src="image/buy.gif" name="Submit" value="购买" title="购买" onClick="writeCookie('沃尔玛','<%=session("username") %>','222','苹果2','1',12)" />
<input type="image" src="image/buy.gif" name="Submit" value="购买" title="购买" onClick="writeCookie('家乐福','<%=session("username") %>','333','苹果3','1',13)" />
<input type="image" src="image/buy.gif" name="Submit" value="购买" title="购买" onClick="writeCookie('好又多','<%=session("username") %>','444','苹果4','1',14)" />
<input type="image" src="image/buy.gif" name="Submit" value="购买" title="购买" onClick="writeCookie('大润发','<%=session("username") %>','555','苹果5','1',15)" />
<input type="image" src="image/buy.gif" name="Submit" value="购买" title="购买" onClick="writeCookie('华联','<%=session("username")% >','666','苹果6','1',16)" />
<input type="image" src="image/buy.gif" name="Submit" value="购买" title="购买" onClick="writeCookie('苏果','<%=session("username")% >','777','苹果7','1',17)" />
<input type="image" src="image/buy.gif" name="Submit" value="购买" title="购买" onClick="writeCookie('屈臣氏','<%=session("username") %>','888','苹果8','1',18)" />
<input type="image" src="image/buy.gif" name="Submit" value="购买" title="购买" onClick="writeCookie('家乐福','<%=session("username") %>','999','香蕉','1',25)" />
</p>
<p>
Beijing</p>
<p style="text-align:center;">Copyright <a href="http://inghot.cn" target="_blank">Inghot.cn</a></p>
<script language="javascript">
//document.cookie="<%'=session("username")%>"+"=";//清空cookie
//writeCookie("cookie名称","产品ID","产品名称","产品数量",价格)
function writeCookie(shopname,name, ID, pro, num, pri)
{
var test=false;
var values="," + escape(ID) + "#" + escape(pro) + "#" + escape(num) + "#" + escape(pri)+"#" + escape(shopname);
var cookieValue = readCookie(name);
sss=cookieValue.split(",")
for (i=0;i<sss.length;i++){
s=sss[i].split("#");
for(j=0;j<s.length;j++){
if(s[0]==ID)
{
cookieValue=cookieValue.replace(","+sss[i],"");
nums=s[2];
test=true;
alert('你已经购买过些物品,将只在数量上添加!');
break;
}
}
}
if (test)
{
document.cookie = name + "=" + cookieValue+ "," + escape(ID) + "#" + escape(pro) + "#" + escape(parseInt(num)+parseInt(nums)) + "#" + escape(pri)+"#" + escape(shopname);
test=false;
}
else
{
document.cookie = name + "=" + cookieValue+values;
alert ('购买成功');
}
}
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 = document.cookie.substring(offset, end)
}
}
return cookieValue;
}
</script>