private String getIndexParm(String parm,String url)
{
String indexParm="0";
if(url.indexOf(parm+"=")>=0)
{
int parmLength=url.indexOf(parm+"=")+(parm+"=").length();
int length=0;
for(int i=1;i<=url.length()-parmLength;)
{
if(url.substring(parmLength,parmLength+i++).indexOf("&")>=0)
{
break;
}
length++;
}
indexParm=url.substring(parmLength,parmLength+length);
}
return indexParm;
}