//图片上显示小标志
var is_ie = (userAgent.indexOf('msie') != -1 && !is_opera && !is_saf && !is_webtv) && userAgent.substr(userAgent.indexOf('msie') + 5, 3);
function attachimginfo(obj, infoobj, show, event) {
	var left_offset = obj.offsetLeft;
	var top_offset = obj.offsetTop;
	var width_offset = obj.offsetWidth;
	var height_offset = obj.offsetHeight;
	while ((obj = obj.offsetParent) != null) {
		left_offset += obj.offsetLeft;
		top_offset += obj.offsetTop;
	}
	if(show) {
		GetObj(infoobj).style.position = 'absolute';
		GetObj(infoobj).style.left = left_offset + 3;
		GetObj(infoobj).style.top = height_offset < 40 ? top_offset + height_offset : top_offset + 3;
		GetObj(infoobj).style.display = '';
	} else {
		if(is_ie) {
			GetObj(infoobj).style.display = 'none';
			return;
		} else {
			var mousex = document.body.scrollLeft + event.clientX;
			var mousey = document.body.scrollTop + event.clientY;
			if(mousex < left_offset || mousex > left_offset + width_offset || mousey < top_offset || mousey > top_offset + height_offset) {
				GetObj(infoobj).style.display = 'none';
			}
		}
	}
}
function GetObj(id) {
	return document.getElementById(id);
}