var bp_server = "http://valentine.stylegraph.net/chocolate_blog_parts/";
var valentine = function(){
	// config
	var swfFloating		= ["swf/full_page_chocolate.swf?version=1280500144"];
	var swfSidebar		= "swf/chocolate_parts.swf?version=1280500144";
	var aSizeSidebar	= [160,230];
	var aSizeFloating = ["100%","100%"];

	var bpName				= "valentine";
	var idSidebarDiv	= bpName+"_sidebarDiv";
	var idSidebarSwf	= bpName+"_sidebarSwf";
	var idSidebarEmb	= bpName+"_sidebarEmb";	// not to hide in FF
	var idFloatingDiv	= bpName+"_floatingDiv";
	var idFloatingSwf	= bpName+"_floatingSwf";
	var dummyImg      = "img/dummy_parts.jpg";
	var idDummyImg    = bpName+"_dummyImg";
	var elSwf;
	var lib						= "js/bp_common.js";
	var aWindowSize;
	var aScrollSize;
	var aScrollPos;
	var swf_index = 0;
	var loaded = 0;		// change to 1 onload

	// sidebar
	var time = (new Date()).getTime();
	document.write("<script type='text/javascript' charset='utf-8' src='"+bp_server+lib+"'></script>");
	document.write("<div id='"+idSidebarDiv+"' style='margin:0px;padding:0px;width:"+aSizeSidebar[0]+"px; height: "+aSizeSidebar[1]+"px;'></div>");
	document.write("<img id='"+idDummyImg+"' src='"+bp_server+dummyImg+"' style='display:none; margin:0px; padding:0px;' width='160' height='230' />");
	document.write("<div id='"+idSidebarDiv+"' style='width:"+aSizeSidebar[0]+"px; text-align:center; font-size: 11px'>-<a href='http://valentine.stylegraph.net/' title='バレンタインデー'>バレンタインデー スタイル</a>-</div>");
//	(new Image).src = "http://log.kayac.com/cl/?rs=i&cm=blogdeco00052&ln=1";

	// usage: bp_common_addl( window, 'load', bp_common.load, false );
	function bp_common_addl(element, name, observer, useCapture){
		if( !element ){ return; }
		if (element.addEventListener) {
			element.addEventListener(name, observer, useCapture);
		} else if (element.attachEvent) {
			element.attachEvent('on' + name, observer);
		}
	}
	var SWFObject;
	bp_common_addl( window, 'load', function(){
		loaded = 1;
		var swfobject = new bp_common.SWFObject(bp_server+swfSidebar,idSidebarSwf,"160","230","9");
		swfobject.addParam( 'allowScriptAccess', 'always' );
		swfobject.addParam( 'quality', 'high' );
		swfobject.addParam( 'menu', 'false' );
		swfobject.addVariable( 'id', "431fdd563e81e360cfb0b7722bce6e44" );
		swfobject.addVariable( 'loc', location.href );
		swfobject.addVariable( 'ref', document.referrer );
		swfobject.write( idSidebarDiv );
	}, false );

	var show = function(){
		if( !bp_common ){ throw "needs bp_common framework"; return; }
		//bp_common.deleteObstacles();
		//bp_common.hideScrollBars();
		aWindowSize = bp_common.getWindowSize();
		aScrollSize = bp_common.getScrollSize();
		aScrollPos	= bp_common.getScrollPosition();

		if( elSwf ){
			document.body.removeChild(elSwf);
		}
		elSwf = new bp_elementFactory(
		 document.getElementsByTagName("body")[0],
		 [ {"tag" : "div",
				"attr":{"id":idFloatingDiv},
				"style":{"width"	:aSizeFloating[0],
								 "height" :aSizeFloating[1],
								 "display":"block"
								}}]);
		var swfobject2 = new bp_common.SWFObject(bp_server+swfFloating[swf_index],idFloatingSwf,"100%","100%","9");
		swfobject2.addParam( 'allowScriptAccess', 'always' );
		swfobject2.addParam( 'menu', 'false' );
		swfobject2.addParam( 'wmode', 'transparent' );
		swfobject2.addVariable( 'id', "431fdd563e81e360cfb0b7722bce6e44" );
		swfobject2.addVariable( 'loc', location.href );
		swfobject2.addVariable( 'ref', document.referrer );
		swfobject2.write( idFloatingDiv );
		elFloating = navigator.userAgent.match(/MSIE/) ? window[idFloatingSwf] : document[idFloatingSwf];
		bp_common.addListener("DisplayArea","change",valentine.update,false);
        valentine.update();

		bp_common.el(idSidebarDiv).style.display='none';
		bp_common.el(idDummyImg).style.display='block';
	}

	return {
		load : function(){
		},
		update : function(){
			aWindowSize = bp_common.getWindowSize();
			aScrollSize = bp_common.getScrollSize();
			aScrollPos	= bp_common.getScrollPosition();
			bp_common.el(idFloatingDiv).style.left   = aScrollPos[0]+"px";
			bp_common.el(idFloatingDiv).style.top    = aScrollPos[1]+"px";
		},
		start : function(){
			if( loaded ){ show() }
			else{ bp_common_addl( window, 'load', show, false ); }
		},
		stop : function(){
			setTimeout( function(){
				elSwf.style.display='none';
				bp_common.el(idSidebarDiv).style.display='block';
				bp_common.el(idDummyImg).style.display='none';
			},0 );
		}
	};
}();