//Get left in parent
function getParentLeft(objParent,objEvent) {
var left = objParent.offsetLeft;
while (objParent = objParent.offsetParent) {
left += ob……
[/Quote]
while (objParent = objParent.offsetParent) {
left += objParent.offsetLeft;
}这一段不是很理解,可否请您给我讲一下
//Get left in parent
function getParentLeft(objParent,objEvent) {
var left = objParent.offsetLeft;
while (objParent = objParent.offsetParent) {
left += objParent.offsetLeft;
}
return objEvent.clientX - left + document.body.scrollLeft;
}