icon:  180*180

Æô¶¯Í¼Æ¬£ºios   320*480    loading_i_320_480.png
                640*960    loading_i_640_960.png
		640*1136   loading_i_640_1136.png
		750*1334   loading_i_750_1334.png
		1242*2208  loading_i_1242_2208.png
		2208*1242  loading_i_2208_1242.png
		768*1004   loading_i_768_1004.png
		1024*748   loading_i_1024_748.png
		768*1024   loading_i_768_1024.png
		1024*768   loading_i_1024_768.png
		1536*2008  loading_i_1536_2008.png
		2048*1496  loading_i_2048_1496.png
		1536*2048  loading_i_1536_2048.png 
		2048*1536  loading_i_2048_1536.png 


     android    240*320    loading_a_240_320.png
                320*480    loading_a_320_480.png
		480*800    loading_a_480_800.png
		720*1280   loading_a_720_1280.png
		1080*1920  loading_a_1080_1920.png