/* Extension written by David G. Miles (http://www.z3roadster.net/dreamweaver/) 
based in part on code written by Thomas Brattli (http://www.bratta.com)*/

// Courtesy of SimplytheBest.net (http://simplythebest.net/info/dhtml_scripts.html)

<!--
function verifyCompatibleBrowser(){ 
    
	this.ver=navigator.appVersion 
    this.dom=document.getElementById?1:0 
    
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0; 
    this.ie4=(document.all && !this.dom)?1:0; 
    this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0; 
    this.ns4=(document.layers && !this.dom)?1:0; 
    this.bw=(this.ie5 || this.ie4 || this.ns4 || this.ns5) 
    
	//alert(this.dom)
	return this 
} 
bw=new verifyCompatibleBrowser() 
  
var speed=50 
var loop, timer 
 
function ConstructObject(obj,nest){
		
	//true|false;
	
	//alert(this)
    nest=(!nest) ? '':'document.'+nest+'.' 
	                 
    this.el = bw.dom?document.getElementById(obj):bw.ie4?document.all[obj]: bw.ns4?eval(nest+'document.'+obj):0; 
    				//true                       			//false ask again
	this.css=bw.dom?document.getElementById(obj).style:bw.ie4?document.all[obj].style: bw.ns4?eval(nest+'document.'+obj):0; 
    
	this.scrollHeight=bw.ns4?this.css.document.height:this.el.offsetHeight 
    this.clipHeight=bw.ns4?this.css.clip.height:this.el.offsetHeight 
    this.up=MoveAreaUp;this.down=MoveAreaDown; 
	
    this.MoveArea=MoveArea; this.x; this.y; 
	
    this.obj = obj + "Object" 
    eval(this.obj + "=this") 
	
	
    return this 
} 
function MoveArea(x,y){ 
	//alert(1)
    this.x=x;
	this.y=y; 
    this.css.left=this.x 
	this.css.top = this.y
} 
function MoveAreaDown(move){ 

	if(this.y>-this.scrollHeight+objContainer.clipHeight)
	{ 
    	this.MoveArea(0,this.y-move) 
	
    	if(loop) 
			setTimeout(this.obj+".down("+move+")",speed) 		
	} 
} 
function MoveAreaUp(move){ 
	if(this.y<0){ 
    this.MoveArea(0,this.y-move) 
    if(loop) setTimeout(this.obj+".up("+move+")",speed) 
	} 
} 
function PerformScroll(speed){ 

	if(initialised){ 
		loop=true; 
		if(speed>0)
			objScroller.down(speed)
		else 
			objScroller.up(speed)
	} 
} 
function CeaseScroll(){ 
    loop=false 
    if(timer) clearTimeout(timer) 
} 

var initialised; 
function InitialiseScrollableArea(){ 
    
	objContainer=new ConstructObject('divContainer') 
    objScroller=new ConstructObject('divContent','divContainer') 

	objScroller.MoveArea(0,0);
    objContainer.css.visibility='visible' ;
    initialised=true; 
} 

function displayStatusMsg(msgStr) { 
  status=msgStr;
  document.returnValue = true;
}

function preloadImages() { 
  var d=document; if(d.images){ if(!d.p) d.p=new Array();
    var i,j=d.p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.p[j]=new Image; d.p[j++].src=a[i];}}
}

function swapImgRestore() { 
  var i,x,a=document.sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function findObj(n, d) { 
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=findObj(n,d.layers[i].document); return x;
}

function swapImage() { 
  var i,j=0,x,a=swapImage.arguments; document.sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=findObj(a[i]))!=null){document.sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MyswapImage(element, img){
	findObj(element).src = img
}

//-->