var imagenumber = 20 ;
var randomnumber = Math.random() ;
var rand1 = Math.round( (imagenumber-1) * randomnumber) + 1 ;
asinarray = new Array

asinarray[1] = "B00015352Y&fc1=000000&IS2=1&lc1=0000ff&bg1=ffffff&bc1=&lt1=_blank&f=ifr"
asinarray[2] = "B0000C2M6O&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[3] = "B00008BFS8&fc1=000000&=1&lc1=0000ff&bc1=ffffff&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[4] = "B0001G6U4S&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[5] = "0873498321&fc1=000000&=1&lc1=0000ff&bc1=ffffff&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[6] = "1886768455&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[7] = "0896600114&fc1=000000&IS2=1&lc1=0000ff&bg1=ffffff&bc1=&lt1=_blank&f=ifr"
asinarray[8] = "0394585364&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[9] = "0873496051&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[10] = "1581602782&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[11] = "0916367096&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[12] = "091636710X&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[13] = "0883172445&fc1=000000&IS2=1&lc1=0000ff&bg1=ffffff&bc1=&lt1=_blank&f=ifr"
asinarray[14] = "0811707725&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[15] = "0873495586&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[16] = "0873648641&fc1=000000&IS2=1&lc1=0000ff&bg1=ffffff&bc1=&lt1=_blank&f=ifr"
asinarray[17] = "0967094887&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[18] = "0873494857&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[19] = "0873493133&fc1=000000&lc1=0000ff&bc1=&lt1=_blank&IS2=1&bg1=ffffff&f=ifr"
asinarray[20] = "0873649311&fc1=000000&IS2=1&lc1=0000ff&bg1=ffffff&bc1=&lt1=_blank&f=ifr"




var asin = asinarray[rand1]


document.write('<iframe src=\"http://rcm.amazon.com/e/cm?t=cgmsysteinconlin&o=1&p=8&l=as1&asins=' + asin + '\" width=\"120\" height=\"240\" scrolling=\"no\" marginwidth=\"0\" marginheight=\"0\" frameborder=\"0\"></iframe>')