/*

	 dHTML Navigation script v2.1
	 ------------------------------------------
	 Copyright (C) 2003 tow ] Werbeagantur GmbH

	 All rights reserved.
	 ** This class requires fLayer 1.1.x and DOM **


	 $Id: scrollnavi.js.php,v 1.1.1.1 2004/05/05 14:29:37 kai Exp $

	*/

 // -- plattform specific values - do not modify --

var speed   = 10;
var step_m  = 5;
var step_s  = 15;

 // -- setup section end --


 function fMenuCore() {

	 this.obj   = new Array();
	 this.thread= new Array();

	 this.type  = new Array();
	 this.state = new Array();

	 this.start = new Array();
	 this.stop  = new Array();
	 this.pos   = new Array();

	 this.sys_state = 0;
	 this.timer = -1;

	 this.fixed = 'none';

	 this.register   = fmenu_addmenu;
	 this.setfixed   = fmenu_setfixed;

	 this.activate   = fmenu_activate;
	 this.deactivate = fmenu_deactivate;

	 this.on         = fmenu_on;
	 this.off        = fmenu_off;

	 this.worker     = fmenu_worker;
	 this.cleaner    = fmenu_cleaner;

	 this.leftalign  = fmenu_left;
	 this.topalign   = fmenu_top;

	 var tmp=this;
	 this.timer      = setInterval(function(){ tmp.cleaner(); },1000);
 }

 // ***********************************************************************

 function fmenu_addmenu(id,type,start,stop) {

	if (!document.getElementById(id)) {
		alert('Element "'+id+'" not found!');
		return false;
	}

	this.obj[id] = new fLayer(id);

	if (type=='h' || type=='horizontal') {
		this.type[id]=1;
	} else {
		this.type[id]=0;
	}

	this.state[id] = 0;
	this.pos[id]   = start;

	this.start[id] = start;
	this.stop[id]  = stop;

	var tmp=this;
	this.thread[id]= setInterval(function(){ tmp.worker(id); },speed);

 }

 // ***********************************************************************

 function fmenu_left(id,to) {
	 if (!this.obj[id]) {
		alert('obj '+id+' not found.');
		return false;
	 }
	 if (!document.getElementById(to)) {
		alert('obj '+to+' not found.');
		return false;
	 }
	 this.obj[id].style.left=document.getElementById(to).offsetLeft + 'px';
 }

 function fmenu_top(id,to) {
	 if (!this.obj[id]) {
		alert('obj '+id+' not found.');
		return false;
	 }
	 if (!document.getElementById(to)) {
		alert('obj '+to+' not found.');
		return false;
	 }
	 this.obj[id].style.top=document.getElementById(to).offsetTop  + 'px';
 }

 // ***********************************************************************

 function fmenu_setfixed(id) {
	 this.fixed=id;
	 this.state[id]=3;
	 if (this.type[id]==1) {
		 this.obj[id].moveX(this.max[id]);
	 } else {
		 this.obj[id].moveY(this.max[id]);
	 }
 }

 // ***********************************************************************

 function fmenu_worker(id) {

	 switch (this.state[id]) {
		 case 0:  { break; }               //  closed
		 case 1:  { this.on(id); break; }  //  scroll open
		 case 2:  { this.off(id); break; } //  scroll close
		 case 3:  { break; }               //  closed
		 default: { break; }
	 } // switch
 }

 // ***********************************************************************

 function fmenu_activate(id) {
	 if (this.state[id]!=0) { return; }
	 for (var m in this.state) {
		 if ((m!=id) && (this.state[m]!=0)) { this.deactivate(m); }
	 }
	 this.state[id]=1;
 }

 // ***********************************************************************

 function fmenu_deactivate(id) {
	 this.sys_state=0;
	 if (this.state[id]==0) { return; }
	 this.state[id]=2;
 }

 // ***********************************************************************

 function fmenu_on(id) {

	if (this.pos[id]>=this.stop[id]) {
		 this.state[id]=3;
		 return;
	}
	this.pos[id] += (step_m);
	if (this.type==1) {
		this.obj[id].moveX(this.pos[id]);
	} else {
		this.obj[id].moveY(this.pos[id]);
	}
 }

 // ***********************************************************************

 function fmenu_off(id) {
	if (this.pos[id]<=this.start[id]) {
		this.state[id]=0;
		return;
	}
	this.pos[id] -= (step_m);
	if (this.type==1) {
		this.obj[id].moveX(this.pos[id]);
	} else {
		this.obj[id].moveY(this.pos[id]);
	}
 }

 // ***********************************************************************

 function fmenu_cleaner() {
	 //if (this.state.length==0) { return; }
	 if (this.sys_state!=0) {
		 this.sys_state=0;
		 for (var m in this.state) {
			 if ((m!=this.fixed) && (this.state[m]!=0)) { this.deactivate(m); }
		 }
		 if (this.fixed!='none') {
				this.activate(this.fixed);
		 }
	 }
 }

 // ***********************************************************************

 var fMenu = new fMenuCore();