//************************************************************
// This example is from JavaScript: The Definitive Guide, 3rd Edition.
// That book and this example were Written by David Flanagan.
// They are Copyright (c) 1996, 1997, 1998 O'Reilly & Associates.
// This example is provided WITHOUT WARRANTY either expressed or implied.
// You may study, use, modify, and distribute it for any purpose,
// as long as this notice is retained.
//<!-- Modified by:  Kenneth C. Devoe, WildStorm Productions -->

/*
 * Function getArgs() parses comma-separated name=value argument pairs from
 * the query string of the URL. It stores the name=value pairs in 
 * properties of an object and returns that object.
 */

function getArgs() {
    var args = new Object();                   // Create the object.
    var query = location.search.substring(1);  // Get query string.
    var pairs = query.split("&");              // Break at ampersand.
    for(var i = 0; i < pairs.length; i++) {
	var pos = pairs[i].indexOf('=');           // Look for "name=value".
	if (pos == -1){
	 continue;                                 // If not found, skip.
	}
	var argname = pairs[i].substring(0,pos);  // Extract the name.
	var value = pairs[i].substring(pos+1);    // Extract the value.
	args[argname] = unescape(value);          // Store as a property.
    }
    return args;                              // Return the object.
}


//------------------------------