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applications/htmlroot/JSFX_Halloween.js  view on Meta::CPAN

}
if(ns4)
	JSFX.Layer.prototype.moveTo = function(x,y) { this.elem.moveTo(x,y); }
/**********************************************************************************/
/*** show()/hide() Visibility ***/
JSFX.Layer.prototype.show		= function() 	{ this.style.visibility = "visible"; } 
JSFX.Layer.prototype.hide		= function() 	{ this.style.visibility = "hidden"; } 
if(ns4)
{
	JSFX.Layer.prototype.show		= function() 	{ this.style.visibility = "show"; }
	JSFX.Layer.prototype.hide 		= function() 	{ this.style.visibility = "hide"; }
}
/**********************************************************************************/
/*** zIndex ***/
JSFX.Layer.prototype.setzIndex	= function(z)	{ this.style.zIndex = z; } 
/*** Opacity ***/
if(document.all)
{
	JSFX.Layer.prototype.setOpacity = function(pc)
	{
		if(this.style.filter=="")
			this.style.filter="alpha(opacity=100);";
		this.elem.filters.alpha.opacity=pc;
	}
}
else
	JSFX.Layer.prototype.setOpacity = function(pc) {return 0;}
/******* END OF CODE FROM JSFX.Layer.js ***/
/*** START OF CODE FROM JSFX.Browser.js ***/
JSFX.Browser = new Object();

if(navigator.appName.indexOf("Netscape") != -1)
{
	JSFX.Browser.getMinX		= function() {return(pageXOffset);}
	JSFX.Browser.getMinY		= function() {return(pageYOffset);}
	JSFX.Browser.getMaxX		= function() {return(pageXOffset+innerWidth);}
	JSFX.Browser.getMaxY		= function() {return(pageYOffset+innerHeight);}
}
else 	if(document.all)
{
	JSFX.Browser.getMinX		= function() {return(document.body.scrollLeft);}
	JSFX.Browser.getMinY		= function() {return(document.body.scrollTop);}
	JSFX.Browser.getMaxX		= function() {
		return(document.body.scrollLeft
			+document.body.clientWidth);
	}
	JSFX.Browser.getMaxY		= function() {
			return(document.body.scrollTop
				+document.body.clientHeight);
	}
} 
/*** END OF CODE FROM JSFX.Browser.js ***/
/*** START OF CODE FROM JSFX.Ghosts.js ***/

JSFX.Halloween = new Object();
JSFX.Halloween.Ghosts = new Array();
JSFX.Halloween.start = function()
{
	if(JSFX.Halloween.theTimer == null)
	{
		JSFX.Halloween.theTimer = setTimeout("JSFX.Halloween.animateAll()", 40);
	}
}
JSFX.Halloween.animateAll = function()
{
	JSFX.Halloween.theTimer = setTimeout("JSFX.Halloween.animateAll()", 40);
	var sp = JSFX.Halloween.Ghosts;
	var i;
	for(i=0 ; i<sp.length ; i++)
	{
		sp[i].animate();
	}

}
JSFX.AddGhost = function(img)
{
	var myGhost = null;
	var htmlStr = "<IMG SRC='"+img+"'>";

	myGhost = new JSFX.Layer(htmlStr);
	myGhost.op = 0;
	myGhost.x = Math.random()*JSFX.Browser.getMaxX();
	myGhost.y = Math.random()*JSFX.Browser.getMaxY();
	myGhost.dx = 0;
	myGhost.dy = 0;
	myGhost.w = 30;
	myGhost.h = 30;
	myGhost.targetX = Math.random()*JSFX.Browser.getMaxX();
	myGhost.targetY = Math.random()*JSFX.Browser.getMaxY();
	myGhost.state = "off"
	myGhost.animate = JSFX.animateGhosts;
	myGhost.hide();
	myGhost.setOpacity(this.op);
	myGhost.moveTo(myGhost.x,myGhost.y);
	myGhost.setzIndex(100+JSFX.Halloween.Ghosts.length);
	JSFX.Halloween.Ghosts[JSFX.Halloween.Ghosts.length] = myGhost;
	JSFX.Halloween.start();
}
JSFX.animateGhosts = function()
{
	if(this.state == "off")
	{
		if(Math.random() > .99)
		{
			this.state="up";
			this.show();
		}
	}
	else if(this.state == "on")
	{
		if(Math.random() > .98)
			this.state="down";
	}
	else if(this.state == "up")
	{
		this.op += 2;
		this.setOpacity(this.op);
		if(this.op==100)
			this.state = "on";
	}
	else if(this.state == "down")
	{
		this.op -= 2;
		if(this.op==0)
		{
			this.hide();