function $site_ads(s){
	this.s = function(u,w,h){return '<iframe MARGINWIDTH="0" MARGINHEIGHT="0" FRAMEBORDER="0" SCROLLING="no" src="'+u+'" width="'+w+'" height="'+h+'"></iframe>';};
	if(s==1){st1 = this.s('/adfile/234x60.html',234,56);//顶部右边小广告
	}else if(s==2){st1 = this.s('/adfile/468x15.html',350,15);//搜索框下方广告
	}else if(s==3){st1 = this.s('/adfile/640x60.html',630,60);//首页630x60
	}else if(s==4){st1 = this.s('/adfile/300x250.html',300,250);//300x250
	}else if(s==5){st1 = this.s('/adfile/580x90.html',550,90);//550x90
	}else if(s==6){st1 = this.s('/adfile/360x300.html',350,285);//350x300
	}else if(s==7){st1 = this.s('/adfile/taoke.html',550,90);//淘客
	}
	document.writeln(st1);
}