Javascript URL parameter finder
Get easy the value of a parameter from querystring with one function.
jquerystring(key, [url])
where url is optional, if it's not specified, the default is taken from the address bar.
exemple:
var the_url = "www.url.com?param1=kalsjgwoi234kljgwoegwie";
var the_value = jquerystring("param1", the_url);
document.write(the_value);
will show :
kalsjgwoi234kljgwoegwie