// center page function
function centerPage() 
	{
if (self.innerHeight)
	{
		frameHeight = self.innerHeight;
	}
else if (document.documentElement && document.documentElement.clientHeight)
	{
	// Explorer 6 Strict Mode
		frameHeight = document.documentElement.clientHeight;
	}
else if (document.body) // other Explorers
	{
		frameHeight = document.body.clientHeight;
	}	
	if (document.getElementById)
		{
		var nodeObj = document.getElementById('wrapper');
		var useableValue = (frameHeight - 650)/2;
		if (useableValue < 0) {
			useableValue = 0;
		}
		nodeObj.style.paddingTop = useableValue + 'px';
		}
	}