today=new Date(); 
jran=today.getTime(); 
function rnd() { 
ia=9301; 
ic=49297; 
im=233280; 
jran = (jran*ia+ic) % im; 
return jran/(im*1.0); 
}; 
function rand(number) { 
return Math.ceil(rnd()*number); 
}; 
document.write("<center>"); 
for(i=1;i<=1;i++) { 
myNum=(rand(3));  
if(myNum == 1) document.write("<a href='Products.asp?Brand=mfb&id=5' target='_blank'><img src='images/newa.jpg' border='0'></a>"); 
if(myNum == 2) document.write("<a href='Products.asp?Brand=mfbzy&id=125' target='_blank'><img src='images/newb.jpg' border='0'></a>");  
if(myNum == 3) document.write("<a href='Products.asp?Brand=franic&id=87' target='_blank'><img src='images/newc.jpg' border='0'></a>");  
else { 
document.write(); 
} 
}; 
document.write("</center>");