/// Begin Basic Library ****************************************************
WW_Netscape4 = true;
WW_Microsoft = false;
WW_oldbrowser = false;
WW_setbrowser();
function WW_setbrowser()	{ // Set Browser Flags
	if( navigator.appName != "Netscape" )	{
		WW_Netscape4 = false;
		WW_Microsoft = true;  }
	if( navigator.appVersion < 4 )	{
		WW_Netscape4 = false;
		WW_Microsoft = false;
		WW_oldbrowser = true; }
}	// End WW_setbrowser()
function WW_getlayer(idstring)	{ // Find layer with given label
	if( WW_Netscape4 )      {
		return eval("document." + idstring);
	}
	else	{
		return eval("document.all." + idstring);
	}
}	// End WW_getlayer()
function WW_getlayertop(obj)	{
	
	if(WW_isundefined(obj))
		return 0;
	if(WW_Netscape4 )      {
		return obj.top; }
	else	{
		return obj.style.pixelTop; }
}	// End WW_getlayertop(obj)
function WW_getlayerleft(obj)	{
	
	if(WW_isundefined(obj))
		return 0;
	if(WW_Netscape4 )      {
		return obj.left; }
	else	{
		return obj.style.pixelLeft; }
}	// End WW_getlayerleft(obj)
function WW_getlayerheight(obj)	{
	if(WW_isundefined(obj))
		return 0;
	if(WW_Netscape4 )      {
		return obj.clip.height; }
	else	{
		return obj.clientHeight; }
}	// End WW_getlayerheight(obj) 
function WW_getlayerwidth(obj)	{
	if(WW_isundefined(obj))
		return 0;
	if(WW_Netscape4 )      {
		return obj.clip.width; }
	else	{
		return obj.clientWidth; }
}	// End WW_getlayerwidth(obj) 
function WW_setlayerwidth(obj,value)	{
	
	if(WW_isundefined(obj))
		return;
	if(WW_Netscape4 )      {
		obj.clip.width = value; }
	else	{
		obj.style.width = value; }
}	// End WW_setlayerwidth(obj,value) 
function WW_setlayerheight(obj,value)	{
	
	if(WW_isundefined(obj))
		return;
	if(WW_Netscape4 )      {
		obj.clip.height = value; }
	else	{
		obj.style.height = value; }
}	// End WW_setlayerheight(obj,value) 
function WW_getwindowwidth()	{
	if(WW_Netscape4 )      {
		return window.innerWidth; }
	else	{
		return document.body.clientWidth; }
}	// End WW_getwindowwidth()
function WW_getwindowheight()	{
	if(WW_Netscape4 )      {
		return window.innerHeight; }
	else	{
		return document.body.clientHeight; }
}	// End WW_getwindowheight()
function WW_setbackgroundcolor(obj,actualcolor)	{
	
	if(WW_isundefined(obj))
		return;
	if( WW_Netscape4 )	{
		obj.bgColor = actualcolor; }
	else	{
		obj.style.backgroundColor = actualcolor; }
	return;
}	// End WW_setbackgroundcolor(obj,actualcolor) 
function WW_getlayerzindex(obj)	{
	
	if(WW_isundefined(obj))
		return 0;
	if(WW_Netscape4 )      {
		return obj.zIndex; }
	else	{
		return obj.style.zIndex; }
}	// End WW_getlayerzindex(obj)
function WW_layertotop(obj)	{
	if(WW_isundefined(obj))
		return;
	if(WW_Netscape4 )      {
		obj.zIndex = 1000; }
	else	{
		obj.style.zIndex = 1000; }
}	// End WW_layertotop(obj)
function WW_layertogeneric(obj,amount)	{
	if(WW_isundefined(obj))
		return;
	if(WW_Netscape4 )      {
		obj.zIndex = amount; }
	else	{
		obj.style.zIndex = amount; }
}	// End WW_layertogeneric(obj)
function WW_layertobottom(obj)	{
	if(WW_isundefined(obj))
		return;
	if(WW_Netscape4 )      {
		obj.zIndex = 0; }
	else	{
		obj.style.zIndex = 0; }
}	// End WW_layertobottom(obj)
function WW_layershow(obj)	{
	if(WW_isundefined(obj))
		return;
	if(WW_Netscape4 )      {
		obj.visibility = "visible"; }
	else	{
		obj.style.visibility = "visible"; }
}	// End WW_layershow(obj)
function WW_layerhide(obj)	{
	if(WW_isundefined(obj))
		return;
	if(WW_Netscape4 )      {
		obj.zIndex = 0; 
		obj.visibility = "hidden"; }
	else	{
		obj.style.zIndex = 0;
		obj.style.visibility = "hidden"; }
	return;
}	// End WW_layerhide(obj)
function WW_layerishidden(obj)	{
	
	if(WW_isundefined(obj))
		return true;
	if(WW_Netscape4)        {
		if( obj.visibility == 'hide' )
			return true;
	}
	else	{
		if( obj.style.visibility == 'hidden' )
			return true;
	}
	return false;
}	// End WW_layerishidden(obj)
function WW_layershiftto(obj,x,y)	{
	if(WW_isundefined(obj))
		return;
	if(WW_Netscape4 )      {
		obj.moveTo(x,y); }
	else	{
		obj.style.pixelLeft = x;
		obj.style.pixelTop = y;  }
}	// End WW_layershiftto(obj,x,y)
function WW_layershiftby(obj,deltax,deltay)	{
	if(WW_isundefined(obj))
		return;
	if(WW_Netscape4 )      {
		obj.moveBy(deltax,deltay); }
	else	{
		obj.style.pixelLeft += deltax;
		obj.style.pixelTop += deltay;  }
}	// End WW_layershiftby(obj,deltax,deltay)
function WW_eventx(e)	{ // return x value of event
	if(WW_Netscape4 )      {
		return e.pageX; }
	else	{
		return window.event.clientX; }
}	// End WW_eventx(e)
function WW_eventy(e)	{ // return y value of event
	if(WW_Netscape4 )      {
		return e.pageY; }
	else	{
		return window.event.clientY; }
}	// End WW_eventy(e)