function getWindowHeight()
{
	return Math.Round(window.screen.availHeight)
}


function getWindowWidth()
{
	return Math.Round(window.screen.availWidth)
}


function getLogoHeight()
{
	return Math.round(window.screen.availHeight*0.13)
}


function getLogoWidth()
{
	return Math.round(window.screen.availWidth*0.5)
}


function getMenuWidth()
{
	return Math.round(window.screen.availWidth*0.11)
}


function getRollerWidth()
{
	return Math.round(window.screen.availWidth*0.6)
}

function getRollerHeight()
{
	return Math.round(window.screen.availHeight*0.1)
}