function expandingWindow(website) 
{
	var windowprops='width=1,height=1,scrollbars,status=no,resizable=yes,location=no'
	var heightspeed = 3;
	var widthspeed = 3;
	var leftdist = 200;
	var topdist = 0;
	var lunghezza = 650;
	var altezza = 600;

	if(lunghezza == 0)
	{
		lunghezza = window.screen.availWidth;
	}
	if(altezza == 0)
	{
		altezza = window.screen.availHeight;
	}

	if (window.resizeTo&&navigator.userAgent.indexOf("Opera")==-1) 
	{
		var winwidth = lunghezza;
		var winheight = altezza;
		var sizer = window.open("","","left=" + leftdist + ",top=" + topdist +","+ windowprops);
		for (sizeheight = 1; sizeheight < winheight; sizeheight += heightspeed)
		sizer.resizeTo("1", sizeheight);
		for (sizewidth = 1; sizewidth < winwidth; sizewidth += widthspeed)
		sizer.resizeTo(sizewidth, sizeheight);
		sizer.location = website;
	}
	else
		window.open(website,'mywindow');
}