function popRoute(postcode)
{
	window.open('route.php?p='+ postcode, 'route', 'width=650,height=565,scrollbars=yes');
}

function printPage(pageId)
{
	window.open('print.php?id='+ pageId, 'printer', 'width=600,height=450,scrollbars=yes');
}

function getWindowSize()
{
	var w;
	var h;
	
	if(document.body.clientWidth && document.body.clientHeight)
	{
		w = document.body.clientWidth;
		h = document.body.clientHeight;
	}
	else
	{
		w = window.innerWidth;
		h = window.innerHeight;
	}
	return new Array(w, h);
}

function update()
{
	var windowSize = getWindowSize();
	var w = windowSize[0];
	var h = windowSize[1];
	var b = document.getElementById('body');
	
	//add horizontal scrollbar
	if(w < 1008)
	{
		b.style.width = 1008;
		b.style.overflowX = 'visible';
	}
	else
	{
		b.style.width = w;
		b.style.overflowX = 'hidden';
	}
	
	//add vertical scrollbar
	if(h < 566)
	{
		b.style.height = 566;
		b.style.overflowY = 'visible';
	}
	else
	{
		b.style.height = h;
		b.style.overflowY = 'hidden';
	}	
}