// JavaScript Document
var pd=0;
var a=0;
var js=1;
var ds;

//格式化BANNER，并优先读取第一张
function formatBanner() {
	document.getElementById("dy1").style.width=bw+"px";
	document.getElementById("dy1").style.height=bh+"px";
	document.getElementById("dy2").style.width=bw+"px";
	document.getElementById("dy2").style.height=bh+"px";
	
	
	
	document.write("<style>.sz1{font-family:Verdana, Arial, Helvetica, sans-serif; border:1px solid #FFFFFF; background-color:#FF6600; font-size:10px; font-weight:bold; color:#FFFFFF; width:15px; height:15px; text-align:center; margin-right:5px; float:left; cursor:pointer;}");
	document.write(".sz2{font-family:Verdana, Arial, Helvetica, sans-serif; border:1px solid #FFFFFF; background-color:#333333; font-size:10px; font-weight:bold; color:#FFFFFF; width:15px; height:15px; text-align:center; margin-right:5px; float:left; cursor:pointer;}</style>");
	
	show(0);
}

function show(sid) {
	if(sid>2||sid<0){
		sid=0;
	}
	if(js==1){js=2;x=1}else{js=1;x=2}
	if(fname(PicURL[sid])=="SWF") {
		document.getElementById("dy"+js).innerHTML="<embed src='"+PicURL[sid]+"' quality='high' pluginspage='http://www.macromedia.com/go/getflashplayer' type='application/x-shockwave-flash' width='"+bw+"' height='"+bh+"' wmode='transparent'></embed>";
	}
	else {
		
		document.getElementById("dy"+js).innerHTML="<img src='"+PicURL[sid]+"' width='"+bw+"' height='"+bh+"'>";
	}
	document.getElementById("dy"+js).style.display="";
	document.getElementById("dy"+x).style.display="none";
	//showbanner(sid);
	i_timer=setTimeout("show("+(sid+1)+")", timeout);
}

//获取文件后缀名
function fname(f) {
	ff=f.substr(f.length-3,3);
	return ff.toUpperCase();
}