var MAX_ENGINES = 30;
var EHGO_STRING = "eight+hundred+go";
function MakeArray(n) {
for (var i = 1; i <= n; i++) {
this[i] = 0;
}
this.maxlen = n;
this.len = 0;
return this;
}
var engs = new MakeArray(MAX_ENGINES);
function find_substring(needle, haystack) {
var i, needlen = needle.length, haylen = haystack.length;
for (i=0; i<=haylen-needlen; i++) {
if (needle == haystack.substring(i,i+needlen))
return i;
}
return false;
}
function Engine(name, opts, home, search) {
var ehgo = find_substring(EHGO_STRING, search);
this.name = name;
this.opts = opts;
this.home = home;
this.pre_ehgo = search.substring(0,ehgo);
this.post_ehgo= search.substring(ehgo+EHGO_STRING.length, search.length);
}
function Add(name, opts, home, search) {
engs.len++;
if (engs.len <= engs.maxlen) {
engs[engs.len] = new Engine(name, opts, home, search)
}
else {
alert("Increase MAX_ENGINES: " + engs.len + ">" + engs.maxlen)
}
}
function DisplayForm() {
document.writeln('');
document.writeln('');
query = self.location.search;
if (query != null && query !='') {
if (query.length > 1) {
query = query.substring(1, query.length);
document.EhuGoform.query.value=query
}
}
// document.EhuGoform.query.focus()
}
function HandleForm(form) {
//form.submit();
var i, newq="", oldq=form.query.value;
for (i=0; i