[Maya-Python] window creation

[Lewis]

I have problem in creation window
I have the code like this


windowWidth = 500
windowHeight = 598

self.UIElements["window"] =
cmds.window("blueprint_UI_window",width=windowWidth,
height=windowHeight, title="Blueprint Module UI", sizeable=False)

and the window show me like this

http://s984.photobucket.com/albums/ae322/Lewis_Satini/?action=view&current=maya.jpg

can anyone help me with this issue?

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