function setSize() {
	x1 = document.getElementById('imageBig').clientWidth + 20;
	y1 = document.getElementById('imageBig').clientHeight + 20;

if (self.innerHeight) // all except Explorer
{
	x2 = self.innerWidth;
	y2 = self.innerHeight;
}
else if (document.documentElement && document.documentElement.clientHeight) // Explorer 6 Strict Mode
{
	x2 = document.documentElement.clientWidth;
	y2 = document.documentElement.clientHeight;
}
else if (document.body) // other Explorers
{
	x2 = document.body.clientWidth;
	y2 = document.body.clientHeight;
}

	self.resizeBy(x1-x2,y1-y2);

	//window.innerHeight = myHeight+20;
	//window.innerWidth = myWidth+20;
}