// JavaScript Document
function showdaynight(selectobj1, selectobj2){
	var cf = new Crossfader( new Array('cf1','cf2'), 500, 2000 );
}

/**** Start Crossfader *****/
var useBSNns;

if (useBSNns)
{
	if (typeof(bsn) == "undefined")
		bsn = {}
	var _bsn = bsn;
}
else
{
	var _bsn = this;
}

_bsn.Crossfader = function (divs, fadetime, delay )
{	
	this.nAct = -1;
	this.aDivs = divs;
	
	for (var i=0;i<divs.length;i++)
	{
		document.getElementById(divs[i]).style.opacity = 0;
		document.getElementById(divs[i]).style.position = "absolute";
		document.getElementById(divs[i]).style.filter = "alpha(opacity=0)";
		document.getElementById(divs[i]).style.visibility = "hidden";
	}
	
	this.nDur = fadetime;
	this.nDelay = delay;
		
	this._newfade();
}


_bsn.Crossfader.prototype._newfade = function()
{
	if (this.nID1)
		clearInterval(this.nID1);
	
	this.nOldAct = this.nAct;
	this.nAct++;
	if (!this.aDivs[this.nAct])	
	{
		return false;
		//this.nAct = 0;
	}
	
	if (this.nAct == this.nOldAct)
		return false;
	
	document.getElementById( this.aDivs[this.nAct] ).style.visibility = "visible";
	
	this.nInt = (this.nAct==0) ? 50 : 4;
	this.nTime = 0;
	
	var p=this;
	this.nID2 = setInterval(function() { p._fade() }, this.nInt);
}


_bsn.Crossfader.prototype._fade = function()
{
	this.nTime += this.nInt;
	
	var ieop = Math.round( this._easeInOut(this.nTime, 0, 1, this.nDur) * 100 );
	var op = ieop / 100;
	document.getElementById( this.aDivs[this.nAct] ).style.opacity = op;
	document.getElementById( this.aDivs[this.nAct] ).style.filter = "alpha(opacity="+ieop+")";
	
	if (this.nOldAct > -1)
	{
		document.getElementById( this.aDivs[this.nOldAct] ).style.opacity = 1 - op;
		document.getElementById( this.aDivs[this.nOldAct] ).style.filter = "alpha(opacity="+(100 - ieop)+")";
	}
	
	if (this.nTime == this.nDur)
	{
		clearInterval( this.nID2 );
		
		if (this.nOldAct > -1)
			document.getElementById( this.aDivs[this.nOldAct] ).style.visibility = "hidden";	
		
		var p=this;
		this.nID1 = setInterval(function() { p._newfade() }, this.nDelay);
	}
}



_bsn.Crossfader.prototype._easeInOut = function(t,b,c,d)
{
	return c/2 * (1 - Math.cos(Math.PI*t/d)) + b;
}	

/***** End Crossfader *****/	
	
function showgears(showdiv, href)
{
	dwfaq_toggleBlock('gearsanimate');
	setTimeout('dwfaq_toggleBlock(\'gearsanimate\')', 800);
}

function changePage(newLoc)
 {
   nextPage = newLoc.options[newLoc.selectedIndex].value
		
   document.body.style.cursor = "wait";

   if (nextPage != "")
   {
      document.location.href = nextPage
   }
 }

function dwfaq_toggleBlock(){ //v1.0
	var args=dwfaq_toggleBlock.arguments;document.MM_returnValue = false;
	for(var i=0;i<args.length;i++){	
		var obj=document.getElementById(args[i]);
		if(obj){obj.style.display=(obj.style.display!="block")?"block":"none";}}
}

function dwfaq_toggleLinkClass(){ //v1.0
	var args = dwfaq_toggleLinkClass.arguments;document.MM_returnValue = false;
	for(var i=0;i<args.length-1;i+=2){	
		var obj=document.getElementById(args[i]);
		if(obj){
			if(obj.dwfaq_oldClass && obj.className==args[i+1]){
				obj.className = obj.dwfaq_oldClass;
				obj.dwfaq_oldClass=args[i+1];}
			else{
				obj.dwfaq_oldClass=obj.className;
				obj.className=args[i+1];}}}
}

function goback(){
     history.back(-1);
}