19 lines
729 B
JavaScript
19 lines
729 B
JavaScript
// xScrollTop, Copyright 2001-2005 Michael Foster (Cross-Browser.com)
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// Part of X, a Cross-Browser Javascript Library, Distributed under the terms of the GNU LGPL
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function xScrollTop(e, bWin)
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{
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var offset=0;
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if (!xDef(e) || bWin || e == document || e.tagName.toLowerCase() == 'html' || e.tagName.toLowerCase() == 'body') {
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var w = window;
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if (bWin && e) w = e;
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if(w.document.documentElement && w.document.documentElement.scrollTop) offset=w.document.documentElement.scrollTop;
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else if(w.document.body && xDef(w.document.body.scrollTop)) offset=w.document.body.scrollTop;
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}
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else {
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e = xGetElementById(e);
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if (e && xNum(e.scrollTop)) offset = e.scrollTop;
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}
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return offset;
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}
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