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// Device
#define IS_IPAD UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad
#define IS_IPHONE UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone

// Screen Size
#define SCREEN_HEIGHT  [UIScreen mainScreen].bounds.size.height
#define SCREEN_WIDTH  [UIScreen mainScreen].bounds.size.width
#define SCREEN_SIZE CGSizeMake(SCREEN_WIDTH, SCREEN_HEIGHT)

// Miscellaneous 
#define UIColorFromHexRGB(rgbValue) [UIColor colorWithRed:((float)((rgbValue & 0xFF0000) >> 16))/255.0 green:((float)((rgbValue & 0xFF00) >> 8))/255.0 blue:((float)(rgbValue & 0xFF))/255.0 alpha:1.0]