var img_on              =       new Array();
var img_out             =       new Array();

for (t=1;t<15;t++){
      img_on[t]       =       new Image();
      img_out[t]      =       new Image();
      img_on[t].src   =       "img/top"+t+"_on.jpg";
      img_out[t].src  =       "img/top"+t+"_off.jpg";
}

for (t=21;t<38;t++){
      img_on[t]       =       new Image();
      img_out[t]      =       new Image();
      img_on[t].src   =       "img/top"+t+"_on.gif";
      img_out[t].src  =       "img/top"+t+"_off.gif";
}

for (t=51;t<57;t++){
      img_on[t]       =       new Image();
      img_out[t]      =       new Image();
      img_on[t].src   =       "img/top"+t+"_on.gif";
      img_out[t].src  =       "img/top"+t+"_off.gif";
}

function Img_chg(t){
document.images["t"+t].src =       img_on[t].src;
}

function Img_back(t){
document.images["t"+t].src =       img_out[t].src;
}



function hyoji(){
		var today=new Date();
		     var s=(today.getSeconds() % 7);
		document.images["topimg"].src="img/topimage_"+s+".jpg";
		    }



function Open_mado(url)
	{
if(url=='evc_map'){H="400", W="650";}
if(url=='p_policy'){H="500", W="650";}

thewindow = window.open(url+'.html', '_blank', config='height='+H+',width='+W+',toolbar=no,menubar=yes,scrollbars=yes,resizable=yes,location=no,directories=no,status=yes');
}