pic = new Array(2);
pic[0] ='http://tonokmah.persiangig.ir/new_theme/new_logo/logo01.jpg'
pic[1] ='http://tonokmah.persiangig.ir/new_theme/new_logo/logo02.jpg'
pic[2] ='http://tonokmah.persiangig.ir/new_theme/new_logo/logo03.jpg'
pic[3] ='http://tonokmah.persiangig.ir/new_theme/new_logo/logo04.jpg'
pic[4] ='http://tonokmah.persiangig.ir/new_theme/new_logo/logo05.jpg'
pic[5] ='http://tonokmah.persiangig.ir/new_theme/new_logo/logo06.jpg'
pic[6] ='http://tonokmah.persiangig.ir/new_theme/new_logo/logo07.jpg'
pic[7] ='http://tonokmah.persiangig.ir/new_theme/new_logo/logo01.jpg'
pic[8] ='http://tonokmah.persiangig.ir/new_theme/new_logo/logo01.jpg'
pic[9] ='http://tonokmah.persiangig.ir/new_theme/new_logo/logo01.jpg'
index = Math.floor(Math.random() * pic.length);