function CenterPopup(page, p_w, p_h)
{
	var w = 1024, h = 768;
	
	if (document.all || document.layers) {
		 w = screen.availWidth;
		 h = screen.availHeight;
	}
	
	//var popW = 680, popH = 700;
	var popW = p_w, popH = p_h;
	
	var leftPos = (w-popW)/2, topPos = (h-popH)/2;
	topPos=topPos-18;
	window.open(page,'popup','width=' + popW + ',height=' + popH + ',top=' + topPos + ',left=' + leftPos);
}

function ImagePopup(imglink, p_w, p_h)
{
	var w = 1024, h = 768;
	
	if (document.all || document.layers) {
		 w = screen.availWidth;
		 h = screen.availHeight;
	}
	
	//var popW = 680, popH = 700;
	var popW = p_w, popH = p_h;
	
	var leftPos = (w-popW)/2, topPos = (h-popH)/2;
	topPos=topPos-18;
	var page = "/home/imagepopup.html?i=" + imglink;
	window.open(page,'popup','width=' + popW + ',height=' + popH + ',top=' + topPos + ',left=' + leftPos);
}