var ver  = navigator.appVersion;
var dom  = document.getElementById ? 1 : 0;
var ie5  = (ver.indexOf("MSIE 5") > -1 && dom) ? 1 : 0;
var ns = (document.layers);
var ie = (document.all);

anim_0_x=new Array(20,20,10,0,0,0,0,0,0,0,0,0);
anim_0_y=new Array(-20,-40,-60,-80,-60,-40,-20,0,20,40,60,80);
anim_1_x=new Array(20,20,17,36,60,78,90,92,93,98,108,120,133,152,181);
anim_1_y=new Array(-20,-20,-33,-38,-38,-27,-2,25,51,84,113,141,162,212,253);
anim_2_x=new Array(20,20,2,3,4,5,6,7,8,9,10,12,13,15,18);
anim_2_y=new Array(-20,-20,-33,-38,-38,-27,-2,25,51,84,113,141,162,212,253);
anim_3_x=new Array(-20,-20,-2,-1,7,10,18,35,60,102,94,94,93,97,108,111,117,127);
anim_3_y=new Array(-20,-25,-64,-89,-104,-150,-173,-197,-213,-199,-151,-101,-66,-17,27,87,140,189);
anim_4_x=new Array(-20,-20,-10,-39,-30,-69,-64,-138,-154,-200,-181,-209,-191,-207,-203,-213,-202,-221,-211);
anim_4_y=new Array(-20,-20,-28,-51,-79,-100,-135,-154,-193,-183,-149,-134,-89,-60,8,51,107,157,201);
anim_5_x=new Array(-20,-29,-51,-72,-105,-133,-164,-189,-209,-229,-247,-270,-279,-282,-283,-283,-285,-286,-288);
anim_5_y=new Array(-20,-55,-86,-116,-154,-183,-205,-217,-217,-198,-169,-120,-44,-8,40,87,144,190,248);
anim_6_x=new Array(-20,-20,-7,14,44,79,143,186,217,226,234,244,250,259,265,274);
anim_6_y=new Array(-20,-21,-72,-113,-139,-166,-188,-181,-126,-68,-3,54,134,187,215,257);
anim_7_x=new Array(20,20,-3,-9,-13,-27,-33,-44,-54,-66,-77,-95,-107,-136,-150,-160,-164,-168,-171,-172,-172,-176,-175);
anim_7_y=new Array(-20,-26,-43,-63,-89,-116,-145,-169,-201,-222,-240,-253,-254,-245,-220,-195,-160,-124,-81,-53,-26,19,68);
anim_8_x=new Array(-20,20,-35,39,0,45,-1,24,-15,14,-20,35,-18,38,-11,16,49,64,81,93,100,103,109);
anim_8_y=new Array(-20,-20,-32,-42,-62,-76,-89,-107,-132,-147,-173,-180,-192,-209,-236,-193,-119,-73,-24,51,95,130,188);
anim_9_x=new Array(-20,-51,-89,-110,-165,-191,-228,-240,-259,-271,-277,-281,-287);
anim_9_y=new Array(-20,-20,-35,-37,-34,-16,10,47,105,150,189,227,273);


function getImagePosition(imageName) {
var pos = new Array();
var x = 320;
var y = 190;
if (ie) {
	eval('var d = document.all.'+imageName+';');
	x = d.offsetLeft;
	y = d.offsetTop;
	while (d.offsetParent) {
		x = x + d.offsetParent.offsetLeft;
		y = y + d.offsetParent.offsetTop;
		d = d.offsetParent;
		}
	}
else if (ns) {
	eval('var d = document.anchors["'+imageName+'"];');
	if (d) {	
		x = d.x;
		y = d.y;
		}
	};
pos[0] = x;
pos[1] = y;
return pos;
}


function fireworks(f){
//eval('var f = f'+n+';');
var pos = getImagePosition(f.image) ;
if (!f.visible) makeSparksVisible(f); 
for (var i=0; i<=9;i++) {
   if (f.trailpos < eval('anim_'+i+'_x.length') ){
	var tempx = eval('anim_'+i+'_x[f.trailpos]/10+f.origx+pos[0]');
	var tempy = eval('anim_'+i+'_y[f.trailpos]/10+f.origy+pos[1]');
	var k = f.startIndex + i; 
	if (ie) {
		if(tempy+30 > (document.body.offsetHeight+document.body.scrollTop))
			tempy = document.body.offsetHeight+document.body.scrollTop-3;
		if(tempx+30 > (document.body.offsetWidth+document.body.scrollLeft))
			tempx = document.body.offsetWidth+document.body.scrollLeft-3;
		eval('document.all.sDiv'+k+'.style.left = tempx;');
		eval('document.all.sDiv'+k+'.style.top  = tempy;');
		}
	if (ns) {
		eval('document.layers.sDiv'+k+'.left = tempx;');
		eval('document.layers.sDiv'+k+'.top  = tempy;');
		}
    }
  else {
	makeSparkInvisible(f.startIndex+i);
	}
}
f.trailpos++;
if (f.trailpos <= anim_7_x.length) 
    	eval('setTimeout("fireworks('+f.name+')",150);');	
else
	{
	f.trailpos = 0 ;
	f.visible = false;
    	//setTimeout("fireworks(f)",2000); 
    	eval('setTimeout("fireworks('+f.name+')",'+f.delay+');');	
	}
}

function makeSparksVisible(f){
	if (ie)
		for (var k = f.startIndex; k <= f.endIndex; k++) eval('document.all.sDiv'+k+'.style.visibility = "visible";');
	else if (ns)
		for (var k = f.startIndex; k <= f.endIndex; k++) eval('document.layers["sDiv'+k+'"].visibility = "visible";');
	
	f.visible = true;
}
function makeSparkInvisible(k){
	if (ie)
		eval('document.all.sDiv'+k+'.style.visibility = "hidden";');
	else if (ns)
		eval('document.layers["sDiv'+k+'"].visibility = "hide";');
}



function Firework (n, i, x, y, s, e, d, p) {
this.name = n;
this.image = i;
this.origx = x;
this.origy = y;
this.startIndex = s;
this.endIndex = e;
this.delay = d * 1000;
this.visible = false;
this.trailpos = p;
eval('setTimeout("fireworks('+this.name+')",'+this.delay+');');	
//fireworks(this);
return (this);
}