var slideShowSpeed = 3000
var crossFadeDuration = 5

var pic = new Array()
pic[0] = '/ocr/_images/ocrslide/gtac1.jpg'
pic[1] = '/ocr/_images/ocrslide/gtac2.jpg'
pic[2] = '/ocr/_images/ocrslide/gtac3.jpg'
pic[3] = '/ocr/_images/ocrslide/gtac4.jpg'