var dt = new Date(); var sec = dt.getSeconds();  
if (sec<=10)  { document.write('<img src="cote.jpg" alt="" width="60" height="226" vspace="20">') ;}
else if (sec<=20)  { document.write('<img src="cote2.jpg" alt="" width="60" height="226" vspace="20">') ;}
else if (sec<=30)  { document.write('<img src="cote3.jpg" alt="" width="60" height="226" vspace="20">') ;}
else if (sec<=40)  { document.write('<img src="cote4.jpg" alt="" width="60" height="226" vspace="20">') ;}
else if (sec<=50)  { document.write('<img src="cote5.jpg" alt="" width="60" height="226" vspace="20">') ;}
else if (sec<=60)  { document.write('<img src="cote6.jpg" alt="" width="60" height="226" vspace="20">') ;}