// JavaScript Document

window.onerror = null;
var topMargin = 248;
var slideTime = 1200;
var ns6 = (!document.all && document.getElementById);
var ie4 = (document.all);
var ns4 = (document.layers);

function i_getWindowWidth() {
	var width = document.body.clientWidth != null ? document.body.clientWidth : window.innerWidth;
	return (width < 730 ) ? 730 : width;
}

function layerObject(id,left) {
	if (ns6) {
		this.obj = document.getElementById(id).style;
		this.obj.left = left;
		return this.obj;
	} else if(ie4) {
		this.obj = document.all[id].style;
		this.obj.left = left;
		return this.obj;
	} else if(ns4) {
		this.obj = document.layers[id];
		this.obj.left = left;
		return this.obj;
	}
}

function layerSetup() {
	floatLyr = new layerObject('floatLayer', (i_getWindowWidth()/2)-340);
	window.setInterval("main()", 10);
}

function floatObject() {
	if (ns4 || ns6) {
		findHt = window.innerHeight;
	} else {
		findHt = document.body.clientHeight;
	}
}

function main() {
	if (ns4) {
		this.currentY = document.layers["floatLayer"].top;
		this.scrollTop = window.pageYOffset;
		mainTrigger();
	} else if(ns6) {
		this.currentY = parseInt(document.getElementById('floatLayer').style.top);
		this.scrollTop = scrollY;
		mainTrigger();
	} else {
		this.currentY = floatLayer.style.pixelTop;
		this.scrollTop = document.body.scrollTop;
		mainTrigger();
	}
}

function mainTrigger() {
	if(this.scrollTop < this.topMargin) {
		newTargetY = this.topMargin;//this.scrollTop + 
	} else {
		newTargetY = this.scrollTop + 20;
	}
	if ( this.currentY != newTargetY ) {
		if ( newTargetY != this.targetY ) {
			this.targetY = newTargetY;
			floatStart();
		}
		animator();
	}
}

function floatStart() {
	var now = new Date();
	this.A = this.targetY - this.currentY;
	this.B = Math.PI / ( 2 * this.slideTime );
	this.C = now.getTime();
	
	if (Math.abs(this.A) > this.findHt) {
		this.D = this.A > 0 ? this.targetY - this.findHt : this.targetY + this.findHt;
		this.A = this.A > 0 ? this.findHt : -this.findHt;
	} else {
		this.D = this.currentY;
	}
}

function animator() {
	var now = new Date();
	var newY = this.A * Math.sin( this.B * ( now.getTime() - this.C ) ) + this.D;
	newY = Math.round(newY);
	if (( this.A > 0 && newY > this.currentY ) || ( this.A < 0 && newY < this.currentY )) {
		if ( ie4 )document.all.floatLayer.style.pixelTop = newY;
		if ( ns4 )document.layers["floatLayer"].top = newY;
		if ( ns6 )document.getElementById('floatLayer').style.top = newY + "px";
	}
}

function start() {
	if(ns6||ns4) {
		pageWidth = innerWidth;
		pageHeight = innerHeight;
		layerSetup();
		floatObject();
	} else {
		pageWidth = document.body.clientWidth;
		pageHeight = document.body.clientHeight;
		layerSetup();
		floatObject();
	}
}

// Snap

function P7_Snap() { //v2.63 by PVII
 var x,y,ox,bx,oy,p,tx,a,b,k,d,da,e,el,tw,q0,xx,yy,w1,pa='px',args=P7_Snap.arguments;a=parseInt(a);
 if(document.layers||window.opera){pa='';}for(k=0;k<(args.length);k+=4){
 if((g=MM_findObj(args[k]))!=null){if((el=MM_findObj(args[k+1]))!=null){
 a=parseInt(args[k+2]);b=parseInt(args[k+3]);x=0;y=0;ox=0;oy=0;p="";tx=1;
 da="document.all['"+args[k]+"']";if(document.getElementById){
 d="document.getElementsByName('"+args[k]+"')[0]";if(!eval(d)){
 d="document.getElementById('"+args[k]+"')";if(!eval(d)){d=da;}}
 }else if(document.all){d=da;}if(document.all||document.getElementById){while(tx==1){
 p+=".offsetParent";if(eval(d+p)){x+=parseInt(eval(d+p+".offsetLeft"));y+=parseInt(eval(d+p+".offsetTop"));
 }else{tx=0;}}ox=parseInt(g.offsetLeft);oy=parseInt(g.offsetTop);tw=x+ox+y+oy;
 if(tw==0||(navigator.appVersion.indexOf("MSIE 4")>-1&&navigator.appVersion.indexOf("Mac")>-1)){
  ox=0;oy=0;if(g.style.left){x=parseInt(g.style.left);y=parseInt(g.style.top);}else{
  w1=parseInt(el.style.width);bx=(a<0)?-5-w1:-10;a=(Math.abs(a)<1000)?0:a;b=(Math.abs(b)<1000)?0:b;
  x=document.body.scrollLeft+event.clientX+bx;y=document.body.scrollTop+event.clientY;}}
 }else if(document.layers){x=g.x;y=g.y;q0=document.layers,dd="";for(var s=0;s<q0.length;s++){
  dd='document.'+q0[s].name;if(eval(dd+'.document.'+args[k])){x+=eval(dd+'.left');y+=eval(dd+'.top');
  break;}}}e=(document.layers)?el:el.style;xx=parseInt(x+ox+a),yy=parseInt(y+oy+b);
 if(navigator.appVersion.indexOf("MSIE 5")>-1 && navigator.appVersion.indexOf("Mac")>-1){
  xx+=parseInt(document.body.leftMargin);yy+=parseInt(document.body.topMargin);}
 e.left=xx+pa;e.top=yy+pa;}}}
}
//-->