HTTP is by design a stateless protocol. However, an effective web application requires that a series of requests from a particular client be grouped together. The notion of grouping multiple requests from a single client is typically referred to as a Web session. EWDT relies heavily on this principle.
<script language="JavaScript">
setCookie("<EWDT:edb valueName='ent'></EWDT:edb>",
<EWDT:edbvalueName='c_id'></EWDT:edb>);
</script>
<script language="JavaScript">
if (getCookie("<EWDT:edb valueName='ent'></EWDT:edb>")
== "<EWDT:edb valueName='c_id'></EWDT:edb>")
{
intStep = 2;
deleteCookie("<EWDT:edb valueName='ent'></EWDT:edb>")
}
</script>