// globale Variablen
function get_browser()
{ 
	this.ver=navigator.appVersion
	this.agent=navigator.userAgent.toLowerCase()
	this.dom=document.getElementById?1:0
	this.ns4=(!this.dom && document.layers)?1:0;
	this.op=window.opera 
	this.moz=(this.agent.indexOf("gecko")>-1 || window.sidebar)
	this.ie=this.agent.indexOf("msie")>-1 && !this.op
	if(this.op)
	{
		this.op5=(this.agent.indexOf("opera 5")>-1 || this.agent.indexOf("opera/5")>-1)
		this.op6=(this.agent.indexOf("opera 6")>-1 || this.agent.indexOf("opera/6")>-1)
		this.op7=this.dom&&!this.op5&&!this.op6 //So all higher opera versions will use it
	}
	else if(this.moz) this.ns6 = 1
	else if(this.ie)
	{
		this.ie4 = !this.dom && document.all
	  	this.ie5 = (this.agent.indexOf("msie 5")>-1)
  		this.ie55 = (this.ie5 && this.agent.indexOf("msie 5.5")>-1)
	  	this.ie6 = this.dom && !this.ie4 && !this.ie5 && ! this.ie55
	}
	this.mac=(this.agent.indexOf("mac")>-1)
	this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.op5 || this.op6 || this.op7)
	this.usedom= this.ns6||this.op7//Use dom creation
	this.reuse = this.ie||this.op7||this.usedom //Reuse layers
	this.px=this.dom&&!this.op5?"px":""
	return this
}
bw=new get_browser();
function preload(image_src)
{ var temp=new Image();	temp.src=image_src;	return temp; }
function get_pic_obj(pname,nest)
{
	if (document.images)
	{
		if (bw.ns4 && nest!="")
		{ return document.layers[nest].document.images[pname]; }
		else { return document[pname]; }
	}
}
function makePageCoords(win,fr)
{
	if(!win) win=window
	if (bw.ie) this.x2=document.body.clientWidth;
	this.x=0;this.x2=(bw.ns4 || bw.ns6)?win.innerWidth-1:win.document.body.offsetWidth;
	if(!fr&&bw.ie) this.x2-=20; else if(!fr&&bw.ns4) this.x2-=4; else if(bw.ns6) this.x2+=1
	
	this.y=0;this.y2=(bw.ns4 || bw.ns6)?win.innerHeight:win.document.body.offsetHeight;
	if(bw.ns4&&!win.rows) this.x2+=5; if(!fr&&bw.ie) this.y2-=4; else if(bw.ns4&&fr) this.y2+=4
	this.y2orig=this.y2; this.x50=this.x2/2; this.y50=this.y2/2;
	return this;
}
function message(txt){alert(txt); return false}
function pr_obj(obj,nest)
{ 
	if(!bw.bw) return message('Old browser')
	nest=(!nest) ? "":'document.'+nest+'.'
	this.evnt=bw.dom?document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?eval(nest+"document.layers." +obj):0;	
	if(!this.evnt) return message('The layer does not exist ('+obj+')'+'- \nIf your using Netscape please check the nesting of your tags!');
	this.css=bw.dom||bw.ie4?this.evnt.style:this.evnt;
	this.ref=bw.dom||bw.ie4?document:this.css.document;
	this.x=parseInt(this.css.left)||this.css.pixelLeft||this.evnt.offsetLeft||0;
	this.y=parseInt(this.css.top)||this.css.pixelTop||this.evnt.offsetTop||0
	this.w=this.evnt.offsetWidth||this.css.clip.width||
	this.ref.width||this.css.pixelWidth||0; 
	this.h=this.evnt.offsetHeight||this.css.clip.height||
	this.ref.height||this.css.pixelHeight||0
	this.c=0 //Clip values
	if((bw.dom || bw.ie4) && this.css.clip) 
	{
		this.c=this.css.clip; this.c=this.c.slice(5,this.c.length-1); 
		this.c=this.c.split(' ');
		for(var i=0;i<4;i++)
		{
			this.c[i]=parseInt(this.c[i])
		}
	  }
	this.ct=this.css.clip.top||this.c[0]||0; 
	this.cr=this.css.clip.right||this.c[1]||this.w||0
	this.cb=this.css.clip.bottom||this.c[2]||this.h||0; 
	this.cl=this.css.clip.left||this.c[3]||0
	this.obj = obj + "Object"; eval(this.obj + "=this")
	return this
}
pr_obj.prototype.move_by = function(x,y){this.css.left=this.x+=x; this.css.top=this.y+=y}
pr_obj.prototype.move_to = function(x,y){this.css.left=x; this.css.top=y}
pr_obj.prototype.show_div = function(){this.css.visibility="visible"}
pr_obj.prototype.hide_div = function(){this.css.visibility="hidden"}
pr_obj.prototype.sh_div = function()
{
	if (this.css.visibility=="visible" || this.css.visibility=="show")
	{this.css.visibility="hidden";}
	else {this.css.visibility="visible";}
}
pr_obj.prototype.xy_in_div = function (x,y)
{
	return (((x>this.x) && (x<this.x+this.w) && (y>this.y) && (y<this.y+this.h)));
}
function doblur(el) {if(el.blur)el.blur();}
function init_div_name(div_name)
{	
	temp=new pr_obj(div_name);
//	if (bw.ns4 || bw.ns6) {temp.move_by(-4,-4);}
	return temp;
}
function init_div(num)
{	
	temp=new pr_obj('navdiv'+num);
//	if (bw.ns4 || bw.ns6) {temp.move_by(-4,-4);}
	return temp;
}
function popup(PopURL,x,y,wname) 
{
	var pg=new makePageCoords();
	var fens=window.open(PopURL,wname,'directories=no,location=no,menubar=no,resizable=no,status=no,scrollbars=no,toolbar=no,width='+x+',height='+y); 
	if (bw.ns4 || bw.ns6) {fens.focus();}
}
function page_reload() {if (bw.ns4){location.reload();}}
function navgo(navid)
{
	document.location.href=navid;
}
function popscroll(PopURL,x,y,wname) 
{
	var pg=new makePageCoords();
	var fens=window.open(PopURL,wname,'directories=no,location=no,menubar=no,resizable=no,status=no,scrollbars=Yes,toolbar=no,width='+x+',height='+y); 
	if (bw.ns4 || bw.ns6) {fens.focus();}
}
function page_reload() {if (bw.ns4){location.reload();}}
function navgo(navid)
{
	document.location.href=navid;
}