function insertFlash(elm,url,w,h){if(!document.getElementById(elm)){return;}
var str='';str+='<object width="'+w+'px" height="'+h+'px" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0">';str+='<param name="movie" value="'+url+'"/>';str+='<param name="wmode" value="opaque"/>';str+='<param name="quality" value="autohigh"/>';str+='<embed width="'+w+'px" height="'+h+'px" src="'+url+'" quality="autohigh" wmode="opaque" type="application/x-shockwave-flash" plugspace="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash"></embed>';str+='</object>';document.getElementById(elm).innerHTML=str;}
function insertImage(elm,imageUrl,linkUrl){var str='<a ';if(linkUrl){str+='href="'+linkUrl+'"';}
str+=' target="_blank"><img src="'+imageUrl+'" /></a>';document.getElementById(elm).innerHTML=str;}

var MPBBS_AD = {
	show: function(target, position, width, height) {
		switch(position){
			case "list_top":
			    insertImage(target, 'http://bbs.mplife.com/ban/bbs/list/top_default.gif', "http://bbs.mplife.com/");
				break;
			case "list_bottom":
				insertImage(target, 'http://bbs.mplife.com/ban/bbs/list/bottom.jpg', "http://www.mplife.com/media/traffic/100225/39913740301.shtml");
				break;
            case "topic_top":
                insertFlash(target, 'http://bbs.mplife.com/ban/bbs/topic/top.swf', 600, 70);
				break;
            case "topic_bottom":
                insertImage(target, 'http://bbs.mplife.com/ban/bbs/topic/bottom_default.jpg', "http://www.mplife.com");
				break;
		}
	}
};