function dynObj(id,x,y,w,h) {

	this.el = (document.getElementById)? document.getElementById(id): (document.all)? document.all[id]: (document.layers)? getLyrRef(id,document): null;

	if (!this.el) return null;

	this.doc = (document.layers)? this.el.document: this.el;

	this.css = (this.el.style)? this.el.style: this.el;

	var px = (document.layers||window.opera)? "": "px";

	this.x = x || 0;	if (x) this.css.left = this.x+px;

	this.y = y || 0;	if (y) this.css.top = this.y+px;

	// compare with dw_scroll.js this.width/height

	// precedence here to style.width/height

	// use getWidth/Height to get rendered width/height of content

	this.width = w? w: (this.el.offsetWidth)? this.el.offsetWidth: (this.css.clip.width)? this.css.clip.width: 0;

	this.height = h? h: (this.el.offsetHeight)? this.el.offsetHeight: (this.css.clip.height)? this.css.clip.height: 0;

	// if w/h passed, set style width/height

	if (w){ (document.layers)? this.css.clip.width=w+px: this.css.width=w+px;}

	if (h){ (document.layers)? this.css.clip.height=h+px: this.css.height=h+px;}

	this.obj = id + "dynObj"; 	eval(this.obj + "=this");

}



function dw_show() { this.css.visibility = "visible"; }

function dw_hide() { this.css.visibility = "hidden"; }



function dw_shiftTo(x,y) {

	if (x!=null) this.x=x; if (y!=null) this.y=y;	

	// rounded below (this.x/y can hold decimals)

	if (this.css.moveTo) { 

		this.css.moveTo(Math.round(this.x),Math.round(this.y)); 

	} else { 

		this.css.left=Math.round(this.x)+"px"; 

		this.css.top=Math.round(this.y)+"px"; 

	}

}



function dw_shiftBy(x,y) {

	this.shiftTo(this.x+x,this.y+y);

}



function dw_writeLyr(cntnt) {

	if (typeof this.doc.innerHTML!="undefined") {

      this.doc.innerHTML = cntnt;

  } else if (document.layers) {

			this.doc.write(cntnt);

			this.doc.close();

  }

}



function dw_setBgClr(bg) {

	if (document.layers) this.doc.bgColor=bg;

	else this.css.backgroundColor=bg;

}



// assign methods 

dynObj.prototype.show = dw_show;

dynObj.prototype.hide = dw_hide;

dynObj.prototype.shiftTo = dw_shiftTo;

dynObj.prototype.shiftBy = dw_shiftBy;

dynObj.prototype.writeLyr = dw_writeLyr;

dynObj.prototype.setBgClr=dw_setBgClr;

function getLyrRef(lyr,doc) {

	if (document.layers) {

		var theLyr;

		for (var i=0; i<doc.layers.length; i++) {

	  	theLyr = doc.layers[i];

			if (theLyr.name == lyr) return theLyr;

			else if (theLyr.document.layers.length > 0) 

	    	if ((theLyr = getLyrRef(lyr,theLyr.document)) != null)

					return theLyr;

	  }

		return null;

  }

}



function statObj(id,x,y,w,h,d) {

	this.dur=d||1000; this.xOff=x; 

	if (y>=0) this.yOff=y;	

	else { 

		this.relBtm = y;

		this.yOff = y = getWinHeight() + y;

	}

	this.bobj = dynObj;

	this.bobj(id,x,y,w,h);

}

statObj.prototype = new dynObj;

statObj.prototype.checkStatLyr=checkStatLyr;

statObj.prototype.glideInit=statGlideInit; 

statObj.prototype.glide=statGlide;

statObj.prototype.onGlideInit=function(){}



function checkStatLyr() {

	var yScroll = getScrollY();

	this.curTop = parseInt(this.css.top);

	this.newDestY = yScroll + this.yOff;

	if (this.newDestY!=this.curTop) {

		if (this.newDestY!=this.destY) {

			this.destY = this.newDestY;

			this.glideInit();

			this.onGlideInit();

		} 
	var Hoogte, Breedte;
	Hoogte=screen.height;
	if(Hoogte > 603){this.glide();}
		

	}

	var t=setTimeout(this.obj+".checkStatLyr()",20);

}



function statGlideInit() {

	var now = new Date();

	this.a = this.destY-this.curTop;

	this.b = Math.PI/(2*this.dur);

	this.c = now.getTime();

	if (Math.abs(this.a)>winHt) {	// distance greater than window height?

		this.d = (this.a>0)? this.destY-winHt: this.destY+winHt;

		this.a = (this.a>0)? winHt : -winHt;

	} else this.d = this.curTop;

}



function statGlide() {

	var now = new Date();

	var t = now.getTime()-this.c;

	var y = Math.round(this.d+this.a*Math.sin(this.b*t));

	if ((this.a>0&&y>this.curTop)||(this.a<0&&y<this.curTop)) {

		this.shiftTo(null,y);

	}

}



dynObj.prototype.centerIn = function(outer) {

	var outWd, outHt, inWd, inHt, x, y;

	if (eval(outer)==window) {

		outWd=getWinWidth();

		outHt=getWinHeight();

	} else {

		outWd=outer.width;

		outHt=outer.height;

	}

	inWd=this.width;

	inHt=this.height;

	x=Math.round((outWd-inWd)/2);

	y=Math.round((outHt-inHt)/2);

	this.shiftTo(x,y);

}

function getWidth(obj,id) {

	var wd=0;

	if (document.getElementById||document.all) {

		var elem;

		if (id)	elem = (document.getElementById)? document.getElementById(id): document.all[id];

		else elem = obj;

		if (elem.offsetWidth) wd = elem.offsetWidth;

  } else if (obj.document) wd = obj.document.width;	// ns4

	return wd;

}



function getHeight(obj,id) {

	var ht=0;

	if (document.getElementById||document.all) {

    var elem;

		if (id)	elem = (document.getElementById)? document.getElementById(id): document.all[id];

		else elem = obj;

		if (elem.offsetHeight) ht = elem.offsetHeight;

  } else if (obj.document) ht = obj.document.height;	// ns4

	return ht;

}



function getWinWidth() {

	var winWd = 0;

	if (document.documentElement && document.documentElement.clientWidth) 

		winWd = document.documentElement.clientWidth;

	else if (document.body && document.body.clientWidth) 

		winWd = document.body.clientWidth;

	else if (document.body && document.body.offsetWidth) 

		winWd = document.body.offsetWidth; // ns6

	else if (window.innerWidth) winWd = window.innerWidth-18;

	return winWd;

}



function getWinHeight() {

	var winHt = 0;

	if (window.innerHeight) winHt = window.innerHeight-18;

	else if (document.documentElement && document.documentElement.clientHeight) 

		winHt = document.documentElement.clientHeight;

	else if (document.body && document.body.clientHeight) 

		winHt = document.body.clientHeight;

	return winHt;

}	



function getScrollY() {

	var scroll_y = 0;

	if (document.documentElement && document.documentElement.scrollTop)

		scroll_y = document.documentElement.scrollTop;

	else if (document.body && document.body.scrollTop) 

		scroll_y = document.body.scrollTop; 

	else if (window.pageYOffset)

		scroll_y = window.pageYOffset;

	else if (window.scrollY)

		scroll_y = window.scrollY;

	return scroll_y;

}



function getScrollX() {

	var scroll_x = 0;

	if (document.documentElement && document.documentElement.scrollLeft)

		scroll_x = document.documentElement.scrollLeft;

	else if (document.body && document.body.scrollLeft) 

		scroll_x = document.body.scrollLeft; 

	else if (window.pageXOffset)

		scroll_x = window.pageXOffset;

	else if (window.scrollX)

		scroll_x = window.scrollX;

	return scroll_x;

}