function openImage (strImageUrl) {
	window.open(strImageUrl, "popup", "width=620,height=470,scrollbars=no,toolbar=no,location=no,top=10,left=10");	
}
function openImage_portrait (strImageUrl) {
	window.open(strImageUrl, "popup", "width=470,height=620,scrollbars=no,toolbar=no,location=no,top=10,left=10");	
}