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dpavlin |
905 |
/* FIXME rewrite this */ |
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top.ifr_doc = function(ifr) { |
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if (!ifr) return null; |
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if (ifr.contentDocument) return ifr.contentDocument; |
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if (ifr.contentWindow) { |
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try { return ifr.contentWindow.document; } |
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catch (e) { } |
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} |
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if (ifr.document) return ifr.document; |
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if (ifr.window && ifr.window.document) return ifr.window.document; |
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return null; |
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}; |
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top.ifr_scroll_to_top = function(ifr) { |
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if (!ifr) return; |
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if (ifr.contentWindow && ifr.contentWindow.scrollTo) ifr.contentWindow.scrollTo(0, 0); |
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else if (ifr.window && ifr.window.scrollTo) ifr.window.scrollTo(0, 0); |
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else if (ifr.scrollTo) ifr.scrollTo(0, 0); |
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}; |
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top.ifr_get_height = function(ifr) { |
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if (!ifr) return false; |
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var doc = top.ifr_doc(ifr) || null; |
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if (!doc) return false; |
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var i; |
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var candidates = [ |
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doc.body ? doc.body.scrollHeight : null, // IE5 |
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doc.body ? doc.body.offsetHeight : null, // NS6 |
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doc.body ? doc.body.clientHeight : null, |
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doc.body ? doc.body.innerHeight : null, |
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doc.innerHeight, |
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doc.offsetHeight, |
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doc.height |
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]; |
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/* |
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var tmp = new Array(); |
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for (i = 0; i < candidates.length; i++) { |
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if (String(typeof(candidates[i])) == 'undefined') continue; |
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if (candidates[i] == null) continue; |
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h = parseInt(candidates[i]); |
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if (!isNaN(h)) tmp[tmp.length] = String(i) + ': ' + String(h); |
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} |
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alert(String(ifr.id || '') + "\n" + tmp.join("\n")); |
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*/ |
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var h = -1; |
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for (i = 0; h <= 0 && i < candidates.length; i++) { |
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if (String(typeof(candidates[i])) == 'undefined') continue; |
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if (candidates[i] == null) continue; |
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h = parseInt(candidates[i]); |
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if (isNaN(h)) h = -1; |
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} |
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return h; |
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}; |
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top.ifr_resize = function(ifr) { |
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if (!ifr) return false; |
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var h = top.ifr_get_height(ifr); |
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if (h < 0) return; |
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top.ifr_scroll_to_top(ifr); |
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ifr.height = h; |
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ifr.style.height = String(h) + 'px'; |
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}; |
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