// file: pagequery_api.js
// javascript query string parsing utils
// pass location.search to the constructor: var page = new PageQuery(location.search)
// get values like: var myValue = page.getValue("param1") etc.
// djohnson@ibsys.com {{djohnson}}
// you may use this file as you wish but please keep this header with it thanks

function PageQuery(q) { 
	if(q.length > 1) this.q = q.substring(1, q.length);
	else this.q = null;
	
	this.keyValuePairs = new Array();
	if(q) {
		for(var i=0; i < this.q.split("&").length; i++) {
			this.keyValuePairs[i] = this.q.split("&")[i];
		}
	}

	
	this.getKeyValuePairs = function() { return this.keyValuePairs; }
	
	this.getValue = function(s) {
		for(var j=0; j < this.keyValuePairs.length; j++) {
			if(this.keyValuePairs[j].split("=")[0] == s) {
				var sRes = this.keyValuePairs[j];				
				s=s+"=";
				sRes=sRes.replace(s,"");
				sRes=sRes.replace(/[|]AMP[|]/g,"&");
				
				return sRes;
			}	
				
		}
		return -1;
	}
	
	this.getParameters = function() {
		var a = new Array(this.getLength());
		for(var j=0; j < this.keyValuePairs.length; j++) {
			a[j] = this.keyValuePairs[j].split("=")[0];
		}
		return a;
	}
	this.getLength = function() { return this.keyValuePairs.length; }	
}