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78 lines
2.1 KiB
78 lines
2.1 KiB
function addEvent(obj, evType, fn){
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if (obj.addEventListener){
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obj.addEventListener(evType, fn, false);
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return true;
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} else if (obj.attachEvent){
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var r = obj.attachEvent("on"+evType, fn);
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return r;
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} else {
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return false;
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}
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}
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function removeEvent(obj, evType, fn, useCapture){
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if (obj.removeEventListener){
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obj.removeEventListener(evType, fn, useCapture);
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return true;
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} else if (obj.detachEvent){
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var r = obj.detachEvent("on"+evType, fn);
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return r;
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} else {
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alert("Handler could not be removed");
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}
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}
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/**
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* Code below taken from - http://www.evolt.org/article/document_body_doctype_switching_and_more/17/30655/
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*
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* Modified 4/22/04 to work with Opera/Moz (by webmaster at subimage dot com)
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*
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* Gets the full width/height because it's different for most browsers.
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*/
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function getViewportHeight() {
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if (window.innerHeight!=window.undefined) return window.innerHeight;
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if (document.compatMode=='CSS1Compat') return document.documentElement.clientHeight;
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if (document.body) return document.body.clientHeight;
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return window.undefined;
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}
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function getViewportWidth() {
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var offset = 17;
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var width = null;
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if (window.innerWidth!=window.undefined) return window.innerWidth;
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if (document.compatMode=='CSS1Compat') return document.documentElement.clientWidth;
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if (document.body) return document.body.clientWidth;
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}
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/**
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* Gets the real scroll top
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*/
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function getScrollTop() {
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if (self.pageYOffset) // all except Explorer
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{
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return self.pageYOffset;
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}
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else if (document.documentElement && document.documentElement.scrollTop)
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// Explorer 6 Strict
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{
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return document.documentElement.scrollTop;
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}
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else if (document.body) // all other Explorers
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{
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return document.body.scrollTop;
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}
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}
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function getScrollLeft() {
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if (self.pageXOffset) // all except Explorer
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{
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return self.pageXOffset;
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}
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else if (document.documentElement && document.documentElement.scrollLeft)
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// Explorer 6 Strict
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{
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return document.documentElement.scrollLeft;
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}
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else if (document.body) // all other Explorers
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{
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return document.body.scrollLeft;
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}
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}
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