修理火狐、chrome的页内锚点

// 修理火狐、chrome的页内锚点
function fixAnchorInPage(iframe) {
$(iframe).contents().find('a').each(function() {
var link = $(this);
var href = link.attr('href');
if (href && href.substring(0, 1) == '#') {
var name = href.substring(1);
$(this).click(function() {
var nameElement = $(iframe).contents().find("[name='" + name
+ "']");
var idElement = $(iframe).contents().find("#" + name);
var element = null;
if (nameElement.length > 0) {
element = nameElement;
} else if (idElement.length > 0) {
element = idElement;
}
if (element) {
var offset = element.offset();
var iframeTop = $(iframe).offset().top;
window.scrollTo(offset.left, offset.top + iframeTop-15);
}
});
}
});
}