function openPopupWindow(url) {
  	popupWin = window.open(url, "Popup", "directories=no,toolbar=no,menubar=no,scrollbars=yes,resizable=yes,width=400,height=400,left=5,top=10");
}

function openPopupWindow(url, width, height) {
  	popupWin = window.open(url, "Popup", "directories=no,toolbar=no,menubar=no,scrollbars=yes,resizable=yes,width=" + width + ",height=" + height + ",left=5,top=10");
}

function resizeWindowWidthImg(addWidth, addHeight) {
	var img = new Image();
	img.src = window.document.images[0].src;

	var goodWidth = img.width + 100 + addWidth;
	var goodHeight = img.height + 100 + addHeight;

	if (goodWidth > screen.availWidth)
		goodWidth = screen.availWidth-5;

	if (goodHeight > screen.availHeight)
		goodHeight = screen.availHeight-10;
		
	if (goodWidth < 190)
		goodWidth = 190;

	if (goodHeight < 30)
		goodHeight = 30;

	window.resizeTo(goodWidth, goodHeight);
}