var num_image = 10 var image = new Array(num_image) image[0] = "

" image[1] = "

" image[2] = "

" image[3] = "

" image[4] = "

" image[5] = "

" image[6] = "

" image[7] = "

" image[8] = "

" image[9] = "

" var n = Math.floor(Math.random() * num_image) document.write( image[n] )